-
影響油脂精煉吸附脫色的因素有哪些油(you)(you)(you)(you)(you)脂(zhi)精煉過(guo)(guo)程(cheng)中(zhong)(zhong)(zhong)脫(tuo)色(se)在(zai)于獲得油(you)(you)(you)(you)(you)脂(zhi)色(se)澤的(de)改(gai)善和(he)(he)為(wei)(wei)油(you)(you)(you)(you)(you)脂(zhi)脫(tuo)臭(chou)提供合(he)格的(de)原料(liao)油(you)(you)(you)(you)(you)品。因(yin)(yin)此,油(you)(you)(you)(you)(you)脂(zhi)精煉過(guo)(guo)程(cheng)中(zhong)(zhong)(zhong)脫(tuo)色(se)油(you)(you)(you)(you)(you)脂(zhi)色(se)度標準的(de)制訂,需要(yao)(yao)根據油(you)(you)(you)(you)(you)脂(zhi)以(yi)(yi)(yi)及(ji)(ji)(ji)其制品的(de)質(zhi)(zhi)量(liang)要(yao)(yao)求,以(yi)(yi)(yi)及(ji)(ji)(ji)力(li)求在(zai)低的(de)損耗下獲得油(you)(you)(you)(you)(you)色(se)在(zai)大限(xian)度上的(de)改(gai)善為(wei)(wei)度。1,油(you)(you)(you)(you)(you)的(de)品質(zhi)(zhi)以(yi)(yi)(yi)及(ji)(ji)(ji)前(qian)處理油(you)(you)(you)(you)(you)中(zhong)(zhong)(zhong)的(de)天然色(se)素(su)較(jiao)(jiao)易脫(tuo)除(chu),而(er)油(you)(you)(you)(you)(you)料(liao)儲存和(he)(he)油(you)(you)(you)(you)(you)脂(zhi)生產過(guo)(guo)程(cheng)中(zhong)(zhong)(zhong)形(xing)成的(de)新生色(se)素(su)或者(zhe)因(yin)(yin)為(wei)(wei)氧化而(er)固(gu)定了的(de)色(se)素(su),一般比較(jiao)(jiao)難(nan)脫(tuo)除(chu)。由此可(ke)見,提高(gao)毛油(you)(you)(you)(you)(you)質(zhi)(zhi)量(liang),避(bi)免油(you)(you)(you)(you)(you)脂(zhi)在(zai)加工環節中(zhong)(zhong)(zhong)的(de)氧化,才能(neng)確保脫(tuo)色(se)效果。油(you)(you)(you)(you)(you)脂(zhi)精煉脫(tuo)色(se)前(qian)處理的(de)油(you)(you)(you)(you)(you)脂(zhi)質(zhi)(zhi)量(liang)對脫(tuo)色(se)效率(lv)的(de)影響(xiang)(xiang)也甚為(wei)(wei)重(zhong)要(yao)(yao)。當待脫(tuo)色(se)油(you)(you)(you)(you)(you)中(zhong)(zhong)(zhong)殘留膠質(zhi)(zhi)、皂粒和(he)(he)懸浮物(wu)雜(za)質(zhi)(zhi)時(shi),這些(xie)雜(za)質(zhi)(zhi)會(hui)占據吸(xi)(xi)附(fu)劑(ji)的(de)一部分(fen)活(huo)化表面,從而(er)降低脫(tuo)色(se)效率(lv)或者(zhe)增加吸(xi)(xi)附(fu)劑(ji)用(yong)量(liang)。2, 吸(xi)(xi)附(fu)劑(ji)的(de)質(zhi)(zhi)量(liang)和(he)(he)用(yong)量(liang)吸(xi)(xi)附(fu)劑(ji)是(shi)影響(xiang)(xiang)脫(tuo)色(se)效果的(de)關(guan)鍵的(de)因(yin)(yin)素(su)。不同種(zhong)(zhong)類的(de)吸(xi)(xi)附(fu)劑(ji)具有各(ge)自的(de)特(te)性(xing),根據油(you)(you)(you)(you)(you)脂(zhi)脫(tuo)色(se)的(de)具體要(yao)(yao)求,合(he)理選擇吸(xi)(xi)附(fu)劑(ji),才能(neng)經濟地獲得脫(tuo)色(se)效果。活(huo)性(xing)白(bai)土(tu)(tu)是(shi)油(you)(you)(you)(you)(you)脂(zhi)脫(tuo)色(se)常用(yong)的(de)吸(xi)(xi)附(fu)劑(ji)。不同規格的(de)活(huo)性(xing)白(bai)土(tu)(tu)所表現出的(de)性(xing)能(neng)各(ge)異。其活(huo)性(xing)度受到原土(tu)(tu)、酸處理、水分(fen)等(deng)因(yin)(yin)素(su)的(de)影響(xiang)(xiang)。在(zai)期望(wang)獲得高(gao)活(huo)性(xing)度的(de)同時(shi),還應該考慮到這些(xie)因(yin)(yin)素(su)對油(you)(you)(you)(you)(you)品酸值、過(guo)(guo)濾速率(lv)以(yi)(yi)(yi)及(ji)(ji)(ji)油(you)(you)(you)(you)(you)損率(lv)的(de)影響(xiang)(xiang)。某種(zhong)(zhong)油(you)(you)(you)(you)(you)品在(zai)特(te)定脫(tuo)色(se)條件(jian)下的(de)適活(huo)性(xing)白(bai)土(tu)(tu)以(yi)(yi)(yi)及(ji)(ji)(ji)添加量(liang)一般可(ke)通過(guo)(guo)實(shi)驗室小樣(yang)試驗加以(yi)(yi)(yi)優選。了解詳情 →2023-09-26
-
軋胚機的保養與事故處理軋(ya)胚(pei)(pei)(pei)機(ji)是(shi)油(you)(you)廠的(de)(de)(de)(de)(de)(de)(de)關鍵設備之(zhi)一(yi),售價(jia)高(gao)(gao)、機(ji)體笨重(zhong)、修理費用高(gao)(gao)。所以(yi)(yi)(yi)在(zai)(zai)生(sheng)(sheng)(sheng)產過(guo)程中,要(yao)(yao)精心(xin)保養以(yi)(yi)(yi)延長使(shi)(shi)(shi)用壽命,這對于增(zeng)(zeng)加(jia)效益和降低成本等都有很重(zhong)要(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)意義(yi)。軋(ya)胚(pei)(pei)(pei)機(ji)經(jing)過(guo)長期(qi)運轉,往(wang)(wang)往(wang)(wang)發(fa)生(sheng)(sheng)(sheng)壓(ya)輥(gun)(gun)(gun)面兩(liang)邊(bian)磨損較(jiao)為嚴(yan)重(zhong)的(de)(de)(de)(de)(de)(de)(de)現象(xiang),從而影(ying)響軋(ya)胚(pei)(pei)(pei)效果。所以(yi)(yi)(yi)每周都應該安排一(yi)定時(shi)間(jian),用砂(sha)輪或者其(qi)他辦法(fa)將(jiang)(jiang)軋(ya)輥(gun)(gun)(gun)兩(liang)邊(bian)部分(fen)磨一(yi)磨。如(ru)果對油(you)(you)料(liao)清(qing)雜不(bu)(bu)(bu)(bu)好,石(shi)頭、小鐵(tie)塊(kuai)等雜質進(jin)入(ru)軋(ya)胚(pei)(pei)(pei)機(ji)內,往(wang)(wang)往(wang)(wang)造成輥(gun)(gun)(gun)面的(de)(de)(de)(de)(de)(de)(de)點(dian)蝕,致使(shi)(shi)(shi)光滑的(de)(de)(de)(de)(de)(de)(de)輥(gun)(gun)(gun)面出(chu)現凹(ao)(ao)坑,軋(ya)出(chu)的(de)(de)(de)(de)(de)(de)(de)料(liao)胚(pei)(pei)(pei)厚薄不(bu)(bu)(bu)(bu)均,影(ying)響出(chu)油(you)(you),這時(shi)就(jiu)得更換壓(ya)輥(gun)(gun)(gun),將(jiang)(jiang)有凹(ao)(ao)坑的(de)(de)(de)(de)(de)(de)(de)壓(ya)輥(gun)(gun)(gun)重(zhong)新車平。壓(ya)輥(gun)(gun)(gun)輥(gun)(gun)(gun)面積硬度(du)(du)增(zeng)(zeng)大,車削加(jia)工比較(jiao)困(kun)難。軋(ya)胚(pei)(pei)(pei)機(ji)有時(shi)發(fa)生(sheng)(sheng)(sheng)不(bu)(bu)(bu)(bu)吃(chi)(chi)料(liao)或者吃(chi)(chi)料(liao)少的(de)(de)(de)(de)(de)(de)(de)現象(xiang)。會嚴(yan)重(zhong)影(ying)響軋(ya)胚(pei)(pei)(pei)機(ji)的(de)(de)(de)(de)(de)(de)(de)效率(lv)。軋(ya)胚(pei)(pei)(pei)機(ji)振動(dong)大是(shi)引起壓(ya)輥(gun)(gun)(gun)不(bu)(bu)(bu)(bu)吃(chi)(chi)料(liao)的(de)(de)(de)(de)(de)(de)(de)一(yi)個(ge)重(zhong)要(yao)(yao)原因。抖動(dong)的(de)(de)(de)(de)(de)(de)(de)壓(ya)輥(gun)(gun)(gun),不(bu)(bu)(bu)(bu)斷(duan)地給(gei)油(you)(you)料(liao)一(yi)個(ge)向上的(de)(de)(de)(de)(de)(de)(de)力,使(shi)(shi)(shi)得油(you)(you)料(liao)被壓(ya)輥(gun)(gun)(gun)拋起、落(luo)下,始(shi)終在(zai)(zai)兩(liang)個(ge)壓(ya)輥(gun)(gun)(gun)之(zhi)間(jian)跳上跳下。發(fa)生(sheng)(sheng)(sheng)壓(ya)輥(gun)(gun)(gun)不(bu)(bu)(bu)(bu)吃(chi)(chi)料(liao)時(shi)候,應該找出(chu)原因,絕不(bu)(bu)(bu)(bu)能(neng)將(jiang)(jiang)光滑的(de)(de)(de)(de)(de)(de)(de)輥(gun)(gun)(gun)面人為地刨(bao)些坑,以(yi)(yi)(yi)此增(zeng)(zeng)加(jia)摩擦(ca)力而使(shi)(shi)(shi)之(zhi)吃(chi)(chi)料(liao)。斷(duan)軸和掉輥(gun)(gun)(gun)邊(bian)。為了保證軋(ya)胚(pei)(pei)(pei)的(de)(de)(de)(de)(de)(de)(de)要(yao)(yao)求(qiu),在(zai)(zai)軋(ya)輥(gun)(gun)(gun)不(bu)(bu)(bu)(bu)平直度(du)(du)逐(zhu)漸加(jia)大時(shi),就(jiu)要(yao)(yao)增(zeng)(zeng)加(jia)彈(dan)簧壓(ya)力。這樣使(shi)(shi)(shi)軸承(cheng)處(chu)總是(shi)承(cheng)受(shou)一(yi)個(ge)徑向力,一(yi)旦料(liao)流不(bu)(bu)(bu)(bu)均勻,特別是(shi)進(jin)入(ru)鐵(tie)器(qi)(qi)和石(shi)子等硬物,使(shi)(shi)(shi)兩(liang)個(ge)壓(ya)輥(gun)(gun)(gun)發(fa)生(sheng)(sheng)(sheng)碰撞,這瞬(shun)時(shi)的(de)(de)(de)(de)(de)(de)(de)沖(chong)(chong)擊力是(shi)相當(dang)大的(de)(de)(de)(de)(de)(de)(de)。多(duo)次的(de)(de)(de)(de)(de)(de)(de)沖(chong)(chong)擊的(de)(de)(de)(de)(de)(de)(de)結果,超過(guo)軸的(de)(de)(de)(de)(de)(de)(de)疲勞限度(du)(du),就(jiu)會發(fa)生(sheng)(sheng)(sheng)斷(duan)軸或者掉邊(bian)現象(xiang)。所以(yi)(yi)(yi)應該強(qiang)調,操作(zuo)時(shi)調節軋(ya)距的(de)(de)(de)(de)(de)(de)(de)彈(dan)簧不(bu)(bu)(bu)(bu)要(yao)(yao)太緊,不(bu)(bu)(bu)(bu)要(yao)(yao)進(jin)入(ru)鐵(tie)器(qi)(qi),料(liao)流要(yao)(yao)均勻以(yi)(yi)(yi)及(ji)不(bu)(bu)(bu)(bu)要(yao)(yao)斷(duan)料(liao)等,都是(shi)防止此類(lei)事故發(fa)生(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)有效措施(shi)。了解詳情 →2023-09-26
-
什么是層蝶式汽提塔?層(ceng)(ceng)(ceng)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)是(shi)國(guo)內(nei)(nei)(nei)浸出(chu)油(you)(you)(you)廠使用(yong)(yong)較多(duo)的(de)(de)(de)(de)(de)(de)(de)一(yi)種汽(qi)(qi)提(ti)(ti)(ti)設備(bei)。若(ruo)按照水(shui)(shui)蒸(zheng)(zheng)(zheng)氣對混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)汽(qi)(qi)提(ti)(ti)(ti)次(ci)數(shu),層(ceng)(ceng)(ceng)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)可(ke)分為單(dan)段(duan)式和(he)雙段(duan)式兩種。雙段(duan)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta),它主要(yao)有(you)頂蓋(gai)、上(shang)塔(ta)(ta)(ta)(ta)體(ti)(ti)、中(zhong)(zhong)(zhong)(zhong)(zhong)塔(ta)(ta)(ta)(ta)體(ti)(ti)、下(xia)塔(ta)(ta)(ta)(ta)體(ti)(ti)以及底蓋(gai)所組(zu)成(cheng)。在上(shang)塔(ta)(ta)(ta)(ta)體(ti)(ti)和(he)下(xia)塔(ta)(ta)(ta)(ta)體(ti)(ti)內(nei)(nei)(nei)各(ge)有(you)6-9組(zu)碟(die)盤(pan)(pan)(pan)(pan)。每(mei)(mei)組(zu)碟(die)盤(pan)(pan)(pan)(pan)都由(you)滯流(liu)(liu)盤(pan)(pan)(pan)(pan)、錐形分配碟(die)和(he)環形分配碟(die)組(zu)成(cheng)。上(shang)、下(xia)塔(ta)(ta)(ta)(ta)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)外殼均裝有(you)夾套,在夾套中(zhong)(zhong)(zhong)(zhong)(zhong)通(tong)入343-441kPa的(de)(de)(de)(de)(de)(de)(de)加熱蒸(zheng)(zheng)(zheng)汽(qi)(qi)對塔(ta)(ta)(ta)(ta)內(nei)(nei)(nei)的(de)(de)(de)(de)(de)(de)(de)混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)進(jin)(jin)行間接(jie)(jie)加熱。中(zhong)(zhong)(zhong)(zhong)(zhong)塔(ta)(ta)(ta)(ta)體(ti)(ti)和(he)底盤(pan)(pan)(pan)(pan)內(nei)(nei)(nei)各(ge)有(you)一(yi)組(zu)直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)噴入裝置。這組(zu)裝置由(you)集油(you)(you)(you)盤(pan)(pan)(pan)(pan)、導流(liu)(liu)管、中(zhong)(zhong)(zhong)(zhong)(zhong)心(xin)管、直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)噴管組(zu)成(cheng)。來(lai)自(zi)第二蒸(zheng)(zheng)(zheng)發器(qi)的(de)(de)(de)(de)(de)(de)(de)混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you),進(jin)(jin)入層(ceng)(ceng)(ceng)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)的(de)(de)(de)(de)(de)(de)(de)進(jin)(jin)油(you)(you)(you)管之后,自(zi)上(shang)而下(xia)逐(zhu)次(ci)流(liu)(liu)經每(mei)(mei)一(yi)組(zu)碟(die)盤(pan)(pan)(pan)(pan)。到(dao)(dao)達中(zhong)(zhong)(zhong)(zhong)(zhong)塔(ta)(ta)(ta)(ta)體(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)集油(you)(you)(you)盤(pan)(pan)(pan)(pan)底的(de)(de)(de)(de)(de)(de)(de)阻(zu)攔,被汽(qi)(qi)提(ti)(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)(de)溶(rong)劑(ji)蒸(zheng)(zheng)(zheng)汽(qi)(qi)和(he)水(shui)(shui)蒸(zheng)(zheng)(zheng)氣繞過(guo)集油(you)(you)(you)盤(pan)(pan)(pan)(pan)向上(shang)移動,而油(you)(you)(you)被阻(zu)留落下(xia)。之后,混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)又(you)沿著下(xia)塔(ta)(ta)(ta)(ta)體(ti)(ti)內(nei)(nei)(nei)的(de)(de)(de)(de)(de)(de)(de)各(ge)組(zu)碟(die)盤(pan)(pan)(pan)(pan)逐(zhu)次(ci)流(liu)(liu)下(xia),到(dao)(dao)達底蓋(gai)內(nei)(nei)(nei),在直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)噴入裝置中(zhong)(zhong)(zhong)(zhong)(zhong)又(you)一(yi)次(ci)被汽(qi)(qi)提(ti)(ti)(ti),汽(qi)(qi)提(ti)(ti)(ti)出(chu)的(de)(de)(de)(de)(de)(de)(de)溶(rong)劑(ji)蒸(zheng)(zheng)(zheng)汽(qi)(qi)和(he)水(shui)(shui)蒸(zheng)(zheng)(zheng)氣自(zi)下(xia)而上(shang)逐(zhu)級通(tong)過(guo)每(mei)(mei)一(yi)組(zu)碟(die)盤(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)空隙(xi),與碟(die)盤(pan)(pan)(pan)(pan)表面(mian)流(liu)(liu)下(xia)的(de)(de)(de)(de)(de)(de)(de)液(ye)(ye)(ye)膜(mo)狀(zhuang)混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)充分接(jie)(jie)觸,使混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)得到(dao)(dao)進(jin)(jin)一(yi)步汽(qi)(qi)提(ti)(ti)(ti)。到(dao)(dao)達頂部的(de)(de)(de)(de)(de)(de)(de)混(hun)(hun)(hun)(hun)合(he)(he)(he)蒸(zheng)(zheng)(zheng)汽(qi)(qi)通(tong)過(guo)出(chu)氣管進(jin)(jin)入汽(qi)(qi)提(ti)(ti)(ti)冷凝器(qi)。經汽(qi)(qi)提(ti)(ti)(ti)后的(de)(de)(de)(de)(de)(de)(de)浸出(chu)毛油(you)(you)(you)從(cong)底部的(de)(de)(de)(de)(de)(de)(de)出(chu)油(you)(you)(you)管通(tong)過(guo)液(ye)(ye)(ye)封裝置排出(chu)。層(ceng)(ceng)(ceng)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)結構較為簡單(dan),操(cao)作方便(bian),工(gong)藝效(xiao)果好(hao)。但是(shi)必須注(zhu)意的(de)(de)(de)(de)(de)(de)(de):每(mei)(mei)一(yi)組(zu)碟(die)盤(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)制造(zao)質(zhi)量(liang)和(he)是(shi)否(fou)水(shui)(shui)平安(an)裝,將影響混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)液(ye)(ye)(ye)膜(mo)的(de)(de)(de)(de)(de)(de)(de)形成(cheng)與氣液(ye)(ye)(ye)相接(jie)(jie)觸的(de)(de)(de)(de)(de)(de)(de)面(mian)積;直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)含(han)水(shui)(shui),會(hui)造(zao)成(cheng)毛油(you)(you)(you)中(zhong)(zhong)(zhong)(zhong)(zhong)磷(lin)脂的(de)(de)(de)(de)(de)(de)(de)析出(chu);直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)壓(ya)力(li)過(guo)高(gao)或者用(yong)(yong)量(liang)過(guo)大,會(hui)形成(cheng)液(ye)(ye)(ye)泛(fan)現象(xiang)(xiang);混(hun)(hun)(hun)(hun)合(he)(he)(he)油(you)(you)(you)中(zhong)(zhong)(zhong)(zhong)(zhong)含(han)雜太多(duo),則使汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)碟(die)盤(pan)(pan)(pan)(pan)表面(mian)的(de)(de)(de)(de)(de)(de)(de)結垢現象(xiang)(xiang)嚴(yan)重,毛油(you)(you)(you)質(zhi)量(liang)降低;若(ruo)采(cai)用(yong)(yong)多(duo)段(duan)式,應使上(shang)層(ceng)(ceng)(ceng)直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)壓(ya)力(li)低于下(xia)層(ceng)(ceng)(ceng)。直(zhi)(zhi)接(jie)(jie)蒸(zheng)(zheng)(zheng)汽(qi)(qi)好(hao)采(cai)用(yong)(yong)低壓(ya)過(guo)熱蒸(zheng)(zheng)(zheng)汽(qi)(qi)。層(ceng)(ceng)(ceng)蝶式汽(qi)(qi)提(ti)(ti)(ti)塔(ta)(ta)(ta)(ta)在檢修時(shi)碟(die)盤(pan)(pan)(pan)(pan)的(de)(de)(de)(de)(de)(de)(de)清理(li)比較麻(ma)煩。了解詳情 →2019-03-05
-
油脂精煉脫臭過程中有哪些損耗油(you)脂(zhi)(zhi)(zhi)精煉脫(tuo)臭(chou)在(zai)(zai)(zai)(zai)任何情況(kuang)下,蒸(zheng)(zheng)(zheng)餾(liu)(liu)引(yin)起的(de)損(sun)(sun)耗(hao)(hao)均取決于脫(tuo)臭(chou)時間、通(tong)氣速(su)率、操(cao)作壓力和溫度、油(you)脂(zhi)(zhi)(zhi)中游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸和不(bu)皂化(hua)物的(de)含量以及(ji)甘(gan)油(you)三脂(zhi)(zhi)(zhi)肪(fang)酸酯的(de)組(zu)分(fen)等因(yin)(yin)素。在(zai)(zai)(zai)(zai)汽(qi)(qi)提脫(tuo)臭(chou)過(guo)程(cheng)(cheng)中,有(you)(you)相當(dang)數量的(de)油(you)脂(zhi)(zhi)(zhi)是(shi)由(you)于飛濺在(zai)(zai)(zai)(zai)汽(qi)(qi)提蒸(zheng)(zheng)(zheng)汽(qi)(qi)中而損(sun)(sun)失(shi)的(de)。因(yin)(yin)此,脫(tuo)臭(chou)總(zong)(zong)損(sun)(sun)耗(hao)(hao)包括(kuo)蒸(zheng)(zheng)(zheng)餾(liu)(liu)損(sun)(sun)耗(hao)(hao)和飛濺損(sun)(sun)耗(hao)(hao)。不(bu)同(tong)(tong)的(de)油(you)脂(zhi)(zhi)(zhi)、設備以及(ji)不(bu)同(tong)(tong)的(de)操(cao)作條(tiao)(tiao)件(jian),其脫(tuo)臭(chou)總(zong)(zong)損(sun)(sun)耗(hao)(hao)是(shi)不(bu)盡一致的(de)。汽(qi)(qi)提脫(tuo)臭(chou)過(guo)程(cheng)(cheng)中,低分(fen)子(zi)的(de)醛(quan)類、酮類以及(ji)游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸容(rong)易(yi)蒸(zheng)(zheng)(zheng)餾(liu)(liu)出來,隨著脫(tuo)臭(chou)過(guo)程(cheng)(cheng)的(de)加深(shen),油(you)脂(zhi)(zhi)(zhi)內(nei)原有(you)(you)的(de)游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸經過(guo)脫(tuo)臭(chou)后幾乎(hu)完全被除去,因(yin)(yin)此蒸(zheng)(zheng)(zheng)餾(liu)(liu)損(sun)(sun)耗(hao)(hao)硬(ying)包括(kuo)油(you)脂(zhi)(zhi)(zhi)脫(tuo)臭(chou)前(qian)的(de)游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸的(de)含量。此外(wai),根(gen)據(ju)反應方(fang)程(cheng)(cheng)可知,汽(qi)(qi)提蒸(zheng)(zheng)(zheng)汽(qi)(qi)不(bu)可避(bi)免地要引(yin)起部(bu)(bu)分(fen)油(you)脂(zhi)(zhi)(zhi)的(de)水(shui)解(jie),因(yin)(yin)油(you)脂(zhi)(zhi)(zhi)水(shui)解(jie)所生成的(de)這部(bu)(bu)分(fen)脂(zhi)(zhi)(zhi)肪(fang)酸,也構成了蒸(zheng)(zheng)(zheng)餾(liu)(liu)損(sun)(sun)耗(hao)(hao)。根(gen)據(ju)經驗(yan),當(dang)游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸含量降低至0.015%-0.03%時,游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸的(de)脫(tuo)除速(su)率與(yu)裂解(jie)生成的(de)速(su)率即達到平衡。蒸(zheng)(zheng)(zheng)餾(liu)(liu)損(sun)(sun)耗(hao)(hao)還包括(kuo)油(you)脂(zhi)(zhi)(zhi)中存(cun)在(zai)(zai)(zai)(zai)的(de)甾(zai)(zai)醇(chun)和其他不(bu)皂化(hua)物,盡管這部(bu)(bu)分(fen)物質較游(you)離(li)(li)(li)脂(zhi)(zhi)(zhi)肪(fang)酸難于揮發(fa),但是(shi)在(zai)(zai)(zai)(zai)脫(tuo)臭(chou)餾(liu)(liu)出物卻占有(you)(you)一定的(de)比例,它們(men)構成的(de)蒸(zheng)(zheng)(zheng)餾(liu)(liu)損(sun)(sun)耗(hao)(hao)取決于脫(tuo)臭(chou)操(cao)作條(tiao)(tiao)件(jian)。以大豆油(you)為例,在(zai)(zai)(zai)(zai)較高的(de)脫(tuo)臭(chou)溫度下,甾(zai)(zai)醇(chun)及(ji)不(bu)皂化(hua)物蒸(zheng)(zheng)(zheng)餾(liu)(liu)脫(tuo)除率約為60%,而在(zai)(zai)(zai)(zai)一般操(cao)作條(tiao)(tiao)件(jian)下脫(tuo)出率較低。了解詳情 →2019-03-05
-
油脂加工廠衛生要求油(you)脂(zhi)加(jia)工(gong)廠(chang)(chang)的(de)(de)安(an)全(quan)(quan)衛(wei)(wei)生(sheng)要求(qiu)是油(you)脂(zhi)在(zai)“原料(liao)(liao)—加(jia)工(gong)—成品—包裝—儲運—市場(chang)“的(de)(de)全(quan)(quan)流程(cheng)中(zhong),物(wu)(wu)料(liao)(liao)自始至終處于(yu)安(an)全(quan)(quan)衛(wei)(wei)生(sheng)和(he)不被污染(ran)的(de)(de)環境(jing)之(zhi)中(zhong),油(you)廠(chang)(chang)設(she)計是在(zai)油(you)脂(zhi)加(jia)工(gong)中(zhong)對安(an)全(quan)(quan)衛(wei)(wei)生(sheng)至關重(zhong)要的(de)(de)保障,所以(yi)設(she)計中(zhong)必須(xu)要對環境(jing)、生(sheng)產設(she)施(shi)、加(jia)工(gong)工(gong)藝(yi)以(yi)及(ji)過程(cheng)、檢驗設(she)備(bei)、貯(zhu)運過程(cheng)等要求(qiu)條(tiao)件(jian)按照油(you)脂(zhi)法令、規范執(zhi)行。1,廠(chang)(chang)區(qu)環境(jing) 油(you)廠(chang)(chang)廠(chang)(chang)址要選(xuan)擇(ze)地勢干燥、交通(tong)方便(bian)、有充足(zu)水源的(de)(de)地區(qu),廠(chang)(chang)區(qu)周圍不得(de)有污染(ran)源,要遠(yuan)離(li)有害(hai)場(chang)所。廠(chang)(chang)區(qu)環境(jing)要衛(wei)(wei)生(sheng)清潔,物(wu)(wu)品堆放整齊,加(jia)工(gong)后廢棄物(wu)(wu)存放要遠(yuan)離(li)生(sheng)產車(che)間(jian)(jian),且不得(de)位于(yu)車(che)間(jian)(jian)上(shang)風向。2,車(che)間(jian)(jian)環境(jing) 車(che)間(jian)(jian)應(ying)保持整潔,場(chang)地應(ying)堅硬、平坦,排(pai)水、通(tong)風良好。車(che)間(jian)(jian)應(ying)有充足(zu)的(de)(de)空間(jian)(jian),便(bian)于(yu)設(she)備(bei)安(an)裝、維護、物(wu)(wu)料(liao)(liao)儲存運輸、衛(wei)(wei)生(sheng)清理人員通(tong)行。如(ru)場(chang)地要易于(yu)清洗消毒(du)、防霉、防腐,要具(ju)備(bei)消毒(du)、防蠅(ying)、防鼠、更(geng)衣、洗滌污水排(pai)放、存放廢棄物(wu)(wu)的(de)(de)設(she)施(shi)。車(che)間(jian)(jian)環境(jing)溫度、濕度、通(tong)風條(tiao)件(jian)應(ying)該滿足(zu)生(sheng)產工(gong)藝(yi)和(he)規程(cheng)要求(qiu)。了解詳情 →2019-03-05
-
國務院機構改革:組建國家糧食和物資儲備局3月13日,十三屆(jie)全國(guo)(guo)(guo)人大(da)一次會議召開第四次全體(ti)會議,聽(ting)取國(guo)(guo)(guo)務(wu)委員王勇關于國(guo)(guo)(guo)務(wu)院(yuan)機構(gou)改革方案的(de)說(shuo)明。該方案顯示,將國(guo)(guo)(guo)家(jia)糧(liang)食局的(de)職責,國(guo)(guo)(guo)家(jia)發(fa)展和(he)(he)(he)改革委員會的(de)組(zu)織(zhi)實施國(guo)(guo)(guo)家(jia)戰略(lve)物(wu)資(zi)(zi)收儲、輪(lun)換(huan)和(he)(he)(he)管理,管理國(guo)(guo)(guo)家(jia)糧(liang)食、棉(mian)花和(he)(he)(he)食糖儲備(bei)等(deng)職責,以及民政部、商務(wu)部、國(guo)(guo)(guo)家(jia)能(neng)源局等(deng)部門(men)的(de)組(zu)織(zhi)實施戰略(lve)和(he)(he)(he)應急儲備(bei)物(wu)資(zi)(zi)收儲、輪(lun)換(huan)和(he)(he)(he)日常管理職責整合,組(zu)建(jian)國(guo)(guo)(guo)家(jia)糧(liang)食和(he)(he)(he)物(wu)資(zi)(zi)儲備(bei)局,由國(guo)(guo)(guo)家(jia)發(fa)展和(he)(he)(he)改革委員會管理。了解詳情 →2019-03-05
-
糧食輸送機電機的選擇電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)在(zai)(zai)糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)中可(ke)(ke)以稱得上是一個(ge)非常(chang)重(zhong)(zhong)要的(de)(de)(de)(de)(de)(de)(de)部件(jian)(jian),它是帶(dai)動(dong)(dong)整(zheng)個(ge)糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)運(yun)轉(zhuan)的(de)(de)(de)(de)(de)(de)(de)關鍵(jian)。因(yin)此選擇好(hao)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)對糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)來說是至關重(zhong)(zhong)要的(de)(de)(de)(de)(de)(de)(de)。不只是因(yin)為其(qi)自身的(de)(de)(de)(de)(de)(de)(de)正(zheng)常(chang)運(yun)轉(zhuan)有(you)必要還因(yin)為糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)能否正(zheng)常(chang)工作(zuo)(zuo)關系著(zhu)整(zheng)個(ge)糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)正(zheng)常(chang)運(yun)轉(zhuan)和工作(zuo)(zuo)效率。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)作(zuo)(zuo)為糧(liang)食輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)驅動(dong)(dong)裝(zhuang)(zhuang)(zhuang)(zhuang)置,在(zai)(zai)選用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)時候盡量選用(yong)(yong)(yong)(yong)有(you)短(duan)路(lu)(lu)裝(zhuang)(zhuang)(zhuang)(zhuang)置的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji),這樣做(zuo)的(de)(de)(de)(de)(de)(de)(de)原因(yin)是因(yin)為有(you)短(duan)路(lu)(lu)裝(zhuang)(zhuang)(zhuang)(zhuang)置的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)有(you)一定的(de)(de)(de)(de)(de)(de)(de)保(bao)(bao)護(hu)(hu)(hu)裝(zhuang)(zhuang)(zhuang)(zhuang)置,主要體(ti)現(xian)在(zai)(zai)以下(xia)幾點(dian)。1、短(duan)路(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)宜(yi)(yi)(yi)采用(yong)(yong)(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或低(di)壓(ya)(ya)斷(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)瞬(shun)動(dong)(dong)過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)脫扣器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi),也(ye)可(ke)(ke)采用(yong)(yong)(yong)(yong)瞬(shun)動(dong)(dong)元件(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)至少在(zai)(zai)兩相(xiang)上裝(zhuang)(zhuang)(zhuang)(zhuang)設。2、熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)熔(rong)斷(duan)體(ti)的(de)(de)(de)(de)(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)應大于(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu),且其(qi)安秒特性(xing)曲線計(ji)算偏差后,略高(gao)于(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)和啟(qi)(qi)動(dong)(dong)時間的(de)(de)(de)(de)(de)(de)(de)交點(dian)。如電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)頻(pin)繁,熔(rong)斷(duan)體(ti)的(de)(de)(de)(de)(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)再加大1~2級。瞬(shun)時電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)脫扣器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)瞬(shun)動(dong)(dong)元件(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)整(zheng)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu),應取電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)啟(qi)(qi)動(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)的(de)(de)(de)(de)(de)(de)(de)2~2.5倍。3、熱繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或過(guo)載(zai)脫扣器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)整(zheng)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu),不小于(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)額(e)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu),其(qi)值應接(jie)近額(e)定值。控(kong)(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)(yi)采用(yong)(yong)(yong)(yong)接(jie)觸器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)、啟(qi)(qi)動(dong)(dong)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或專用(yong)(yong)(yong)(yong)開關,一組電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)可(ke)(ke)共(gong)用(yong)(yong)(yong)(yong)一套控(kong)(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi),控(kong)(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)應能接(jie)通和斷(duan)開電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)堵轉(zhuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu)。4、連續運(yun)行(xing)的(de)(de)(de)(de)(de)(de)(de)帶(dai)式輸(shu)(shu)(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji),采用(yong)(yong)(yong)(yong)熔(rong)斷(duan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)或短(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu),宜(yi)(yi)(yi)裝(zhuang)(zhuang)(zhuang)(zhuang)設斷(duan)相(xiang)熱繼電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)保(bao)(bao)護(hu)(hu)(hu)或溫度(du)保(bao)(bao)護(hu)(hu)(hu)。低(di)壓(ya)(ya)保(bao)(bao)護(hu)(hu)(hu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)(yi)采用(yong)(yong)(yong)(yong)低(di)壓(ya)(ya)斷(duan)路(lu)(lu)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)欠(qian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)脫扣器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或接(jie)觸器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁線圈,其(qi)控(kong)(kong)制回路(lu)(lu)宜(yi)(yi)(yi)采用(yong)(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)主回路(lu)(lu)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)及其(qi)控(kong)(kong)制電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)宜(yi)(yi)(yi)共(gong)用(yong)(yong)(yong)(yong)一套隔(ge)(ge)離(li)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。5、低(di)壓(ya)(ya)交流(liu)(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)回路(lu)(lu)上應在(zai)(zai)每(mei)臺電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)上裝(zhuang)(zhuang)(zhuang)(zhuang)隔(ge)(ge)離(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi),或共(gong)用(yong)(yong)(yong)(yong)一套短(duan)路(lu)(lu)保(bao)(bao)護(hu)(hu)(hu)的(de)(de)(de)(de)(de)(de)(de)一組電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)共(gong)用(yong)(yong)(yong)(yong)一套隔(ge)(ge)離(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)主回路(lu)(lu)導線的(de)(de)(de)(de)(de)(de)(de)載(zai)流(liu)(liu)(liu)(liu)(liu)量不應小于(yu)(yu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)(dong)機(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)額(e)定電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)(liu),并對其(qi)機(ji)(ji)(ji)(ji)械強度(du)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)和在(zai)(zai)短(duan)路(lu)(lu)條(tiao)件(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)熱穩定性(xing)進行(xing)校驗。了解詳情 →2019-03-05