定期檢(jian)查門(men)(men)(men)(men)軌，車(che)門(men)(men)(men)(men)風扇變形，堵塞現象，操(cao)作按(an)(an)(an)鈕(niu)好(hao)，按(an)(an)(an)鈕(niu)箱門(men)(men)(men)(men)可(ke)以上鎖。卷簾(lian)(lian)(lian)(lian)門(men)(men)(men)(men)上的電(dian)控箱指示(shi)信號(hao)是否正常，箱體是否損壞。打開(kai)按(an)(an)(an)鈕(niu)箱門(men)(men)(men)(men)，按(an)(an)(an)上(或下)按(an)(an)(an)鈕(niu)，窗簾(lian)(lian)(lian)(lian)門(men)(men)(men)(men)應升降，如(ru)果(guo)窗簾(lian)(lian)(lian)(lian)門(men)(men)(men)(men)升降和(he)按(an)(an)(an)鈕(niu)操(cao)作不一樣(yang)，必(bi)須立即(ji)停止，調(diao)(diao)整電(dian)源項目順序，再重(zhong)新(xin)操(cao)作。在(zai)按(an)(an)(an)下操(cao)作過程中，嚴格禁止操(cao)作人員離開(kai)現場(chang)，同時應密切注意窗簾(lian)(lian)(lian)(lian)門(men)(men)(men)(men)在(zai)升降到一定位置后(hou)是否能(neng)自(zi)動(dong)停止。如(ru)果(guo)幕墻門(men)(men)(men)(men)即(ji)將從導(dao)軌上升起(qi)(或落地)，則必(bi)須等到極限(xian)裝置被修理(調(diao)(diao)整)后(hou)才(cai)能(neng)重(zhong)新(xin)操(cao)作。卸貨平(ping)臺(tai)的發(fa)展和(he)改(gai)進可(ke)以通過技術(shu)創新(xin)和(he)流程優化來(lai)實(shi)現，以提高卸貨效率和(he)服務質量。陜西(xi)卷簾(lian)(lian)(lian)(lian)門(men)(men)(men)(men)多少錢(qian)

電(dian)(dian)動百葉窗的(de)維護(hu)維護(hu)過(guo)(guo)程：清(qing)潔定(ding)子和轉(zhuan)子-更(geng)換碳刷或(huo)其他(ta)部(bu)件。真空(kong)F壓(ya)(ya)力浸漆-干燥(zao)-校準動平(ping)衡。1.使(shi)用(yong)環境應(ying)(ying)保持(chi)干燥(zao)，電(dian)(dian)機(ji)(ji)表(biao)面應(ying)(ying)保持(chi)清(qing)潔，空(kong)氣入(ru)口不(bu)應(ying)(ying)受到灰塵、纖維等的(de)阻礙(ai)。2.電(dian)(dian)機(ji)(ji)熱(re)保護(hu)連續運行時(shi)(shi)，應(ying)(ying)查明故障是否由電(dian)(dian)動機(ji)(ji)或(huo)過(guo)(guo)載(zai)或(huo)保護(hu)裝置(zhi)的(de)設(she)(she)定(ding)值過(guo)(guo)低引起，故障只有在(zai)排(pai)除(chu)故障后(hou)才能(neng)(neng)投入(ru)運行。3.在(zai)操(cao)作過(guo)(guo)程中應(ying)(ying)確保電(dian)(dian)機(ji)(ji)的(de)良好潤滑(hua)(hua)。一般電(dian)(dian)機(ji)(ji)運行約5000小時(shi)(shi)，即(ji)應(ying)(ying)補充或(huo)更(geng)換潤滑(hua)(hua)脂。當(dang)軸承(cheng)(cheng)(cheng)(cheng)過(guo)(guo)熱(re)或(huo)在(zai)運行中潤滑(hua)(hua)時(shi)(shi)，應(ying)(ying)及時(shi)(shi)更(geng)換液壓(ya)(ya)。更(geng)換潤滑(hua)(hua)脂時(shi)(shi)，卸下(xia)舊潤滑(hua)(hua)油，用(yong)汽(qi)油清(qing)洗軸承(cheng)(cheng)(cheng)(cheng)蓋的(de)軸承(cheng)(cheng)(cheng)(cheng)和油箱，然后(hou)用(yong)ZL-3鋰(li)潤滑(hua)(hua)脂1≤2(至2極)和2≤3(至4、6、8桿(gan))填充軸承(cheng)(cheng)(cheng)(cheng)內外環之間的(de)空(kong)腔。4.當(dang)軸承(cheng)(cheng)(cheng)(cheng)壽命結束時(shi)(shi)，電(dian)(dian)機(ji)(ji)的(de)振動和噪音將(jiang)明顯增加(jia)。當(dang)軸承(cheng)(cheng)(cheng)(cheng)的(de)徑向間隙達到以下(xia)值時(shi)(shi)，應(ying)(ying)更(geng)換軸承(cheng)(cheng)(cheng)(cheng)。5.拆卸電(dian)(dian)機(ji)(ji)時(shi)(shi)，可(ke)將(jiang)轉(zhuan)子從(cong)(cong)軸延(yan)伸端或(huo)非伸長(chang)端拆卸。如果不(bu)需要(yao)拆卸風扇，或(huo)從(cong)(cong)非軸延(yan)伸端拆卸轉(zhuan)子更(geng)方便(bian)。從(cong)(cong)定(ding)子取(qu)出(chu)轉(zhuan)子時(shi)(shi)，應(ying)(ying)防(fang)止(zhi)對定(ding)子繞組或(huo)絕緣的(de)損(sun)壞。6.更(geng)換繞組時(shi)(shi)，必須(xu)寫下(xia)原(yuan)繞組、測線器等的(de)形(xing)式、尺(chi)寸和匝數。當(dang)這(zhe)些(xie)數據丟失時(shi)(shi)，應(ying)(ying)向制(zhi)造(zao)商索取(qu)原(yuan)設(she)(she)計(ji)繞組，并隨意(yi)更(geng)換原(yuan)設(she)(she)計(ji)繞組，這(zhe)往(wang)往(wang)會使(shi)電(dian)(dian)機(ji)(ji)的(de)一項或(huo)多(duo)項性能(neng)(neng)惡化，甚至無法使(shi)用(yong)。山(shan)東液壓(ya)(ya)升降平(ping)臺市(shi)場報(bao)價(jia)冷庫門通常由耐寒材料制(zhi)成，以確保在(zai)低溫環境下(xia)的(de)正(zheng)常運作。

硬質快(kuai)(kuai)卷(juan)門(men)(men)堅(jian)固耐用(yong)是(shi)有采用(yong)彩鋼板門(men)(men)板裝(zhuang)(zhuang)備，內部也(ye)是(shi)黑暗的(de)(de)(de)，門(men)(men)的(de)(de)(de)中間部分也(ye)充滿了(le)聚銨脂肪(fang)，具有阻燃效果，絕(jue)緣隔音。只要(yao)保(bao)證門(men)(men)的(de)(de)(de)質量，根據(ju)用(yong)戶的(de)(de)(de)實際(ji)需要(yao)選(xuan)擇門(men)(men)的(de)(de)(de)厚度。快(kuai)(kuai)速卷(juan)簾(lian)(lian)(lian)門(men)(men)不僅能夠(gou)節(jie)省能源，提高作用(yong)效率生(sheng)產作業環(huan)境。快(kuai)(kuai)速快(kuai)(kuai)速卷(juan)簾(lian)(lian)(lian)門(men)(men)卷(juan)簾(lian)(lian)(lian)門(men)(men)被廣泛(fan)應用(yong)于食(shi)品(pin)、紡織(zhi)、電子、機械、制藥、印(yin)刷、超市、商場、冷庫(ku)、倉儲、物流(liu)、化學(xue)、包裝(zhuang)(zhuang)等(deng)多種場所。PVC快(kuai)(kuai)速卷(juan)簾(lian)(lian)(lian)門(men)(men)又稱為PVC快(kuai)(kuai)卷(juan)門(men)(men)，廣泛(fan)應用(yong)于食(shi)物，化學(xue)，紡織(zhi)，電子，超市，店肆，等(deng)一(yi)系列(lie)商業，工業場所。其門(men)(men)簾(lian)(lian)(lian)材料是(shi)度環(huan)保(bao)聚脂纖維，卷(juan)簾(lian)(lian)(lian)門(men)(men)的(de)(de)(de)頂(ding)端(duan)有一(yi)個門(men)(men)頭滾筒箱，在快(kuai)(kuai)速升降(jiang)時(shi)，PVC門(men)(men)簾(lian)(lian)(lian)就卷(juan)在該滾筒箱中，不占(zhan)額(e)定(ding)空(kong)間方位(wei)，節(jie)省空(kong)間，快(kuai)(kuai)速啟閉(bi)控制方法也(ye)多種多樣，因(yin)而PVC快(kuai)(kuai)速卷(juan)簾(lian)(lian)(lian)門(men)(men)已(yi)成為現代企業工廠的(de)(de)(de)標配門(men)(men)體。

一(yi)(yi)個(ge)(ge)(ge)問(wen)(wen)(wen)題(ti)(ti)：導(dao)軌的(de)(de)深度(du)(du)問(wen)(wen)(wen)題(ti)(ti)如果導(dao)軌的(de)(de)深度(du)(du)不(bu)(bu)夠結(jie)構與用(yong)料不(bu)(bu)當(dang)，一(yi)(yi)旦(dan)遇到(dao)火(huo)(huo)(huo)災，門(men)(men)(men)簾(lian)(lian)(lian)(lian)易從(cong)導(dao)軌脫出，起不(bu)(bu)到(dao)防(fang)(fang)(fang)火(huo)(huo)(huo)作用(yong)。第二個(ge)(ge)(ge)問(wen)(wen)(wen)題(ti)(ti)：防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)傳動裝置的(de)(de)強(qiang)度(du)(du)問(wen)(wen)(wen)題(ti)(ti)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)軸(zhou)的(de)(de)強(qiang)度(du)(du)問(wen)(wen)(wen)題(ti)(ti)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)軸(zhou)強(qiang)度(du)(du)也(ye)是卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)的(de)(de)一(yi)(yi)個(ge)(ge)(ge)重(zhong)(zhong)要(yao)參數，目前這種(zhong)強(qiang)度(du)(du)不(bu)(bu)合格的(de)(de)產品很(hen)多(duo)，嚴重(zhong)(zhong)影響了防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)的(de)(de)使(shi)用(yong)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)軸(zhou)的(de)(de)結(jie)構主要(yao)指卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)軸(zhou)和(he)兩端軸(zhou)頭(tou)塞人鋼管(guan)內的(de)(de)深度(du)(du)及其結(jie)構軸(zhou)頭(tou)塞人深度(du)(du)應(ying)為軸(zhou)長的(de)(de)110左(zuo)右，且要(yao)有兩個(ge)(ge)(ge)法蘭和(he)足夠的(de)(de)焊縫。第三(san)個(ge)(ge)(ge)問(wen)(wen)(wen)題(ti)(ti)：防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)的(de)(de)預(yu)卷(juan)(juan)(juan)(juan)問(wen)(wen)(wen)題(ti)(ti)防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)特(te)別(bie)是鋼質(zhi)防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)門(men)(men)(men)體(ti)比較重(zhong)(zhong)，所以(yi)會在卷(juan)(juan)(juan)(juan)軸(zhou)上面(mian)(mian)預(yu)留一(yi)(yi)圈(quan)預(yu)卷(juan)(juan)(juan)(juan)以(yi)減少門(men)(men)(men)簾(lian)(lian)(lian)(lian)重(zhong)(zhong)量對(dui)螺釘處(chu)的(de)(de)拉力。防(fang)(fang)(fang)止d一(yi)(yi)塊簾(lian)(lian)(lian)(lian)板破裂。第四個(ge)(ge)(ge)問(wen)(wen)(wen)題(ti)(ti)：防(fang)(fang)(fang)火(huo)(huo)(huo)電控箱及煙感(gan)、溫(wen)感(gan)方面(mian)(mian)的(de)(de)問(wen)(wen)(wen)題(ti)(ti)，火(huo)(huo)(huo)災溫(wen)度(du)(du)控制(zhi)關門(men)(men)(men)問(wen)(wen)(wen)題(ti)(ti)國標規(gui)定。在防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)2米范圍內，當(dang)火(huo)(huo)(huo)災發生。電源(yuan)中斷。現(xian)場(chang)無人操作時，硬質(zhi)快速(su)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)應(ying)當(dang)有火(huo)(huo)(huo)勢溫(wen)度(du)(du)熔斷控制(zhi)關門(men)(men)(men)裝置，這個(ge)(ge)(ge)功(gong)能特(te)別(bie)對(dui)人員(yuan)密集場(chang)所更(geng)顯重(zhong)(zhong)要(yao)。以(yi)上幾個(ge)(ge)(ge)問(wen)(wen)(wen)題(ti)(ti)希望大家引起重(zhong)(zhong)視，防(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)(juan)(juan)簾(lian)(lian)(lian)(lian)門(men)(men)(men)如何裝置，怎(zen)么樣(yang)才干裝置的(de)(de)牢固這也(ye)是一(yi)(yi)個(ge)(ge)(ge)很(hen)重(zhong)(zhong)要(yao)的(de)(de)問(wen)(wen)(wen)題(ti)(ti)。卸(xie)貨平臺(tai)的(de)(de)管(guan)理可以(yi)通過信息技術系統進(jin)行，以(yi)實現(xian)貨物的(de)(de)追蹤和(he)管(guan)理。

防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)門(men)(men)主要用來分(fen)隔(ge)大(da)(da)空間(jian)(jian)(jian)形成防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)區，起(qi)到(dao)很有(you)(you)可(ke)見性的(de)(de)(de)(de)(de)分(fen)隔(ge)作用。防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)門(men)(men)的(de)(de)(de)(de)(de)優勢在于(yu)既可(ke)以(yi)讓防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)在收起(qi)后具有(you)(you)較好的(de)(de)(de)(de)(de)裝(zhuang)飾(shi)效(xiao)果，又能(neng)夠(gou)在防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)隔(ge)中(zhong)通(tong)過醒目且(qie)穿透力(li)較強的(de)(de)(de)(de)(de)顏色提示人們(men)(men)火(huo)(huo)(huo)災(zai)事故中(zhong)中(zhong)的(de)(de)(de)(de)(de)逃生路徑，為(wei)有(you)(you)效(xiao)的(de)(de)(de)(de)(de)逃生爭取時(shi)間(jian)(jian)(jian)。硬質快速卷(juan)(juan)簾(lian)門(men)(men)根據(ju)現場的(de)(de)(de)(de)(de)需要防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)電控箱上(shang)可(ke)以(yi)設(she)(she)置一(yi)步降和二步降。在高(gao)層建(jian)筑之中(zhong)，特級(ji)(ji)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)的(de)(de)(de)(de)(de)有(you)(you)效(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)隔(ge)區域的(de)(de)(de)(de)(de)選取與(yu)(yu)布(bu)置就(jiu)成為(wei)了能(neng)否使(shi)特級(ji)(ji)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)收獲其應(ying)有(you)(you)的(de)(de)(de)(de)(de)有(you)(you)效(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)功能(neng)的(de)(de)(de)(de)(de)關鍵。所以(yi)需要在不(bu)影響正常的(de)(de)(de)(de)(de)生活與(yu)(yu)有(you)(you)效(xiao)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)隔(ge)兩者(zhe)之間(jian)(jian)(jian)取得平衡。一(yi)般來講高(gao)層建(jian)筑內(nei)設(she)(she)有(you)(you)上(shang)下層相連(lian)通(tong)的(de)(de)(de)(de)(de)走(zou)廊、敞開樓梯、自動扶梯、傳送帶(dai)等開口部位時(shi)，應(ying)按上(shang)下連(lian)通(tong)層作為(wei)一(yi)個防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)區，硬質快速卷(juan)(juan)簾(lian)門(men)(men)其允許Z大(da)(da)建(jian)筑面積(ji)之和不(bu)應(ying)超過以(yi)其建(jian)筑等級(ji)(ji)所設(she)(she)定(ding)的(de)(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)區建(jian)筑面積(ji)。當上(shang)下開口部位設(she)(she)有(you)(you)耐(nai)(nai)火(huo)(huo)(huo)極限(xian)大(da)(da)于(yu)3.00h的(de)(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)或(huo)水幕等分(fen)隔(ge)設(she)(she)施時(shi)，其面積(ji)可(ke)不(bu)疊(die)加計算(suan)。而房(fang)間(jian)(jian)(jian)與(yu)(yu)中(zhong)庭相通(tong)的(de)(de)(de)(de)(de)過廳、通(tong)道(dao)等，硬質快速卷(juan)(juan)簾(lian)門(men)(men)應(ying)設(she)(she)乙級(ji)(ji)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)門(men)(men)或(huo)耐(nai)(nai)火(huo)(huo)(huo)極限(xian)大(da)(da)于(yu)3.00h的(de)(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)分(fen)隔(ge)。防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)卷(juan)(juan)簾(lian)的(de)(de)(de)(de)(de)分(fen)隔(ge)設(she)(she)置也是有(you)(you)一(yi)定(ding)的(de)(de)(de)(de)(de)科學(xue)依據(ju)不(bu)能(neng)隨便進(jin)行設(she)(she)計和安裝(zhuang)。防(fang)(fang)(fang)(fang)(fang)(fang)火(huo)(huo)(huo)分(fen)區設(she)(she)置的(de)(de)(de)(de)(de)好壞直接影響人們(men)(men)的(de)(de)(de)(de)(de)生命及財產(chan)的(de)(de)(de)(de)(de)安全。冷庫保溫(wen)提升門(men)(men)的(de)(de)(de)(de)(de)使(shi)用壽命長，能(neng)夠(gou)持(chi)久(jiu)耐(nai)(nai)用，為(wei)冷庫的(de)(de)(de)(de)(de)運營提供可(ke)靠(kao)的(de)(de)(de)(de)(de)保障。遼寧(ning)快卷(juan)(juan)門(men)(men)價格(ge)是多少

卸貨平臺(tai)的(de)(de)安(an)全性是非常(chang)重要的(de)(de)，需(xu)要采取相(xiang)應的(de)(de)措施，如安(an)裝防(fang)護設(she)備和培訓操作人員。陜西卷(juan)簾門多少(shao)錢

調(diao)(diao)一(yi)個電(dian)動(dong)(dong)(dong)卷(juan)簾門限位(wei)器(qi)(qi)時，首先要(yao)檢查遙控器(qi)(qi)是否(fou)(fou)能正(zheng)(zheng)常工作(zuo)，電(dian)動(dong)(dong)(dong)卷(juan)簾門是否(fou)(fou)能收到遙控器(qi)(qi)的(de)(de)信號(hao)，而要(yao)進(jin)行(xing)升降操作(zuo)，有(you)問題要(yao)及時調(diao)(diao)整。在試(shi)機(ji)前，需(xu)要(yao)將限位(wei)上(shang)(shang)的(de)(de)螺(luo)絲松開，并用手(shou)拉出環狀鏈條，讓門簾離地約1m。然后，試(shi)著按(an)(an)(an)“上(shang)(shang)、停(ting)、下”等鍵，并仔(zi)細觀察卷(juan)門的(de)(de)升、停(ting)、降等各項功能是否(fou)(fou)靈敏。如(ru)果(guo)一(yi)切(qie)都(dou)正(zheng)(zheng)常，下一(yi)步(bu)你可以把門簾抬(tai)起或降到確定的(de)(de)位(wei)置，旋轉(zhuan)(zhuan)螺(luo)套，調(diao)(diao)整觸頭(tou)，直到微動(dong)(dong)(dong)開關滾輪，聽到“滴答聲”將螺(luo)釘(ding)擰(ning)緊。Z終，經過反復(fu)調(diao)(diao)試(shi)，如(ru)果(guo)限位(wei)達(da)到了好(hao)位(wei)置，只需(xu)擰(ning)緊螺(luo)釘(ding)即可。延伸：電(dian)機(ji)頭(tou)子上(shang)(shang)有(you)正(zheng)(zheng)反2個箭(jian)(jian)頭(tou)，而且每個箭(jian)(jian)頭(tou)邊山有(you)“加(jia)(jia)號(hao)”和“減號(hao)”2個箭(jian)(jian)頭(tou)分(fen)別(bie)電(dian)機(ji)的(de)(de)不同(tong)轉(zhuan)(zhuan)向(xiang)(xiang)(xiang),加(jia)(jia)號(hao)和減號(hao)分(fen)別(bie)是加(jia)(jia)行(xing)程(cheng)和減行(xing)程(cheng)。如(ru)果(guo)電(dian)機(ji)向(xiang)(xiang)(xiang)下或向(xiang)(xiang)(xiang)上(shang)(shang)轉(zhuan)(zhuan)動(dong)(dong)(dong)，將與2個方(fang)向(xiang)(xiang)(xiang)相(xiang)同(tong)，此時轉(zhuan)(zhuan)動(dong)(dong)(dong)電(dian)機(ji)方(fang)向(xiang)(xiang)(xiang)相(xiang)同(tong)的(de)(de)箭(jian)(jian)頭(tou)那個孔，向(xiang)(xiang)(xiang)加(jia)(jia)號(hao)這個方(fang)向(xiang)(xiang)(xiang)旋轉(zhuan)(zhuan)按(an)(an)(an)鈕就(jiu)是加(jia)(jia)這個方(fang)向(xiang)(xiang)(xiang)的(de)(de)行(xing)程(cheng)，向(xiang)(xiang)(xiang)減號(hao)方(fang)向(xiang)(xiang)(xiang)擰(ning)按(an)(an)(an)鈕就(jiu)是減這個方(fang)向(xiang)(xiang)(xiang)的(de)(de)行(xing)程(cheng)。陜西(xi)卷(juan)簾門多少錢

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