在(zai)(zai)我們生(sheng)(sheng)活中廚房、電(dian)器等(deng)等(deng)很(hen)多地方都(dou)能使(shi)用(yong)到(dao)密封(feng)圈(quan)，而現在(zai)(zai)密封(feng)圈(quan)的(de)(de)種(zhong)類很(hen)多，普遍熟知的(de)(de)就是硅膠(jiao)(jiao)(jiao)(jiao)密封(feng)圈(quan)、橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)密封(feng)圈(quan)，那么兩者之(zhi)間的(de)(de)區(qu)別有什么區(qu)別呢？1.硅膠(jiao)(jiao)(jiao)(jiao)燃(ran)燒(shao)時不會(hui)有明火冒出白色煙灰(hui),而橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)燃(ran)燒(shao)冒出黑色煙灰(hui)且(qie)味(wei)道很(hen)臭。硅膠(jiao)(jiao)(jiao)(jiao)硫化(hua)后無毒無味(wei)，并且(qie)具有耐(nai)高低(di)(di)溫，耐(nai)候(hou)、憎水(shui)、電(dian)氣絕緣性、生(sheng)(sheng)理惰性的(de)(de)特性，所(suo)以(yi)被(bei)多使(shi)用(yong)到(dao)生(sheng)(sheng)活日用(yong)品中。2.要知道，橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)的(de)(de)原料分(fen)(fen)為天(tian)然橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)、合成(cheng)(cheng)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)兩種(zhong)，天(tian)然橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)是從橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)樹采(cai)集(ji)下的(de)(de)乳膠(jiao)(jiao)(jiao)(jiao)，經過凝固、干燥(zao)而制成(cheng)(cheng)的(de)(de)天(tian)然橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)物，常見用(yong)于避孕套生(sheng)(sheng)產(chan)、排水(shui)膠(jiao)(jiao)(jiao)(jiao)管、雨鞋(xie)等(deng)等(deng)；合成(cheng)(cheng)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)是用(yong)化(hua)學成(cheng)(cheng)分(fen)(fen)制成(cheng)(cheng)的(de)(de)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，但(dan)由(you)于天(tian)然橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)生(sheng)(sheng)產(chan)成(cheng)(cheng)本(ben)高，所(suo)以(yi)才會(hui)衍(yan)生(sheng)(sheng)出成(cheng)(cheng)本(ben)較低(di)(di)的(de)(de)合成(cheng)(cheng)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)。總結：兩者定義和使(shi)用(yong)范圍不同。橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)包含的(de)(de)種(zhong)類很(hen)多，比如(ru)天(tian)然橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，順(shun)丁(ding)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，丁(ding)苯橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，已(yi)丙橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，當(dang)然也包括硅橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)；而硅膠(jiao)(jiao)(jiao)(jiao)是橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)中突(tu)出的(de)(de)的(de)(de)品種(zhong)之(zhi)一。硅膠(jiao)(jiao)(jiao)(jiao)制品的(de)(de)應用(yong)領域。甘肅異型硅膠(jiao)(jiao)(jiao)(jiao)密封(feng)圈(quan)圖片

密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)安(an)(an)裝(zhuang)保(bao)養(yang)(yang)事項為(wei)了(le)保(bao)證密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)正(zheng)常使(shi)用(yong)(yong)(yong)(yong)和(he)壽命(ming)，需(xu)(xu)要(yao)注(zhu)意以(yi)下(xia)幾點安(an)(an)裝(zhuang)保(bao)養(yang)(yang)事項：1.安(an)(an)裝(zhuang)前檢(jian)(jian)查在(zai)(zai)安(an)(an)裝(zhuang)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)之前，需(xu)(xu)要(yao)對密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)進(jin)行(xing)仔細檢(jian)(jian)查，確(que)保(bao)其符合使(shi)用(yong)(yong)(yong)(yong)要(yao)求和(he)標準。同(tong)時(shi)，需(xu)(xu)要(yao)檢(jian)(jian)查安(an)(an)裝(zhuang)表面(mian)是(shi)否光(guang)滑、干凈，是(shi)否有(you)毛刺、裂紋等(deng)缺陷。2.正(zheng)確(que)安(an)(an)裝(zhuang)在(zai)(zai)安(an)(an)裝(zhuang)過(guo)程(cheng)中(zhong)，需(xu)(xu)要(yao)使(shi)用(yong)(yong)(yong)(yong)正(zheng)確(que)的(de)(de)(de)(de)(de)工具和(he)安(an)(an)裝(zhuang)方法(fa)，避(bi)免對密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)造成損傷。同(tong)時(shi)，需(xu)(xu)要(yao)確(que)保(bao)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)安(an)(an)裝(zhuang)位置正(zheng)確(que)，避(bi)免出(chu)現偏斜或(huo)(huo)扭(niu)曲等(deng)情況(kuang)。3.保(bao)持清潔(jie)在(zai)(zai)使(shi)用(yong)(yong)(yong)(yong)過(guo)程(cheng)中(zhong)，需(xu)(xu)要(yao)保(bao)持密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)清潔(jie)，避(bi)免灰塵、污垢等(deng)雜質的(de)(de)(de)(de)(de)侵入。同(tong)時(shi)，需(xu)(xu)要(yao)及時(shi)清理泄漏的(de)(de)(de)(de)(de)液(ye)體(ti)或(huo)(huo)氣體(ti)，避(bi)免對密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)造成腐蝕或(huo)(huo)損傷。4.定期更換(huan)為(wei)了(le)保(bao)證密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)使(shi)用(yong)(yong)(yong)(yong)壽命(ming)和(he)性能(neng)，需(xu)(xu)要(yao)定期更換(huan)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)。一般來(lai)說，橡膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)壽命(ming)為(wei)1-2年，聚四氟乙烯密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)壽命(ming)為(wei)3-5年。在(zai)(zai)更換(huan)過(guo)程(cheng)中(zhong)，需(xu)(xu)要(yao)注(zhu)意選(xuan)擇(ze)符合規格和(he)標準的(de)(de)(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)，并按(an)照正(zheng)確(que)的(de)(de)(de)(de)(de)安(an)(an)裝(zhuang)方法(fa)進(jin)行(xing)更換(huan)。5.注(zhu)意使(shi)用(yong)(yong)(yong)(yong)環(huan)(huan)境在(zai)(zai)使(shi)用(yong)(yong)(yong)(yong)過(guo)程(cheng)中(zhong)，需(xu)(xu)要(yao)注(zhu)意密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)(de)(de)(de)(de)使(shi)用(yong)(yong)(yong)(yong)環(huan)(huan)境例。如(ru)，在(zai)(zai)高溫、高壓、腐蝕性強的(de)(de)(de)(de)(de)環(huan)(huan)境下(xia)，需(xu)(xu)要(yao)選(xuan)擇(ze)更加耐用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)品種(zhong)和(he)材(cai)質。同(tong)時(shi)，需(xu)(xu)要(yao)注(zhu)意避(bi)免密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)受到陽(yang)光(guang)直射(she)、潮(chao)濕環(huan)(huan)境等(deng)因素的(de)(de)(de)(de)(de)影響。總之，正(zheng)確(que)選(xuan)擇(ze)和(he)使(shi)用(yong)(yong)(yong)(yong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)是(shi)保(bao)證機械和(he)設備正(zheng)常運轉的(de)(de)(de)(de)(de)重(zhong)要(yao)保(bao)障(zhang)。在(zai)(zai)使(shi)用(yong)(yong)(yong)(yong)過(guo)程(cheng)中(zhong)，需(xu)(xu)要(yao)注(zhu)意安(an)(an)裝(zhuang)保(bao)養(yang)(yang)事項。甘肅(su)防水硅膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)批發硅膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)圈(quan)(quan)(quan)能(neng)用(yong)(yong)(yong)(yong)幾年？

密(mi)封(feng)膠(jiao)圈(quan)在(zai)(zai)各大行(xing)業領(ling)域(yu)都(dou)有它(ta)(ta)(ta)的(de)(de)(de)身影，特別是(shi)(shi)目前我(wo)們(men)的(de)(de)(de)電子產(chan)品內部，它(ta)(ta)(ta)作為(wei)密(mi)封(feng)防塵防水(shui)早已成為(wei)不可(ke)取(qu)代的(de)(de)(de)材料(liao)之(zhi)一(yi)，所以(yi)越(yue)來越(yue)多的(de)(de)(de)產(chan)品都(dou)會根據自(zi)己的(de)(de)(de)產(chan)品外形進(jin)行(xing)定(ding)(ding)制加工，而一(yi)些復雜多變的(de)(de)(de)造型結構對產(chan)品的(de)(de)(de)防水(shui)過(guo)(guo)盈量(liang)以(yi)及變形收縮(suo)情況還是(shi)(shi)對它(ta)(ta)(ta)的(de)(de)(de)密(mi)封(feng)有一(yi)定(ding)(ding)的(de)(de)(de)影響，那么(me)在(zai)(zai)定(ding)(ding)制密(mi)封(feng)圈(quan)時我(wo)們(men)應該注意哪些問題(ti)呢？首先產(chan)品的(de)(de)(de)結構與尺寸(cun)(cun)大小(xiao)(xiao)有很大的(de)(de)(de)關系(xi)，在(zai)(zai)硅膠(jiao)密(mi)封(feng)圈(quan)領(ling)域(yu)中由于(yu)硅膠(jiao)產(chan)品的(de)(de)(de)尺寸(cun)(cun)公差無法控制到(dao)很精密(mi)，所以(yi)在(zai)(zai)硅膠(jiao)圈(quan)領(ling)域(yu)所有產(chan)品都(dou)需(xu)(xu)要適(shi)當(dang)(dang)縮(suo)小(xiao)(xiao)來保(bao)證它(ta)(ta)(ta)的(de)(de)(de)裝配緊(jin)密(mi)性(xing)。如產(chan)品的(de)(de)(de)尺寸(cun)(cun)比(bi)較(jiao)小(xiao)(xiao)，那么(me)它(ta)(ta)(ta)的(de)(de)(de)尺寸(cun)(cun)與裝配位(wei)需(xu)(xu)要伸縮(suo)的(de)(de)(de)過(guo)(guo)盈量(liang)可(ke)以(yi)適(shi)當(dang)(dang)偏小(xiao)(xiao)，不過(guo)(guo)產(chan)品如果屬于(yu)比(bi)較(jiao)大，那么(me)在(zai)(zai)做的(de)(de)(de)過(guo)(guo)程中縮(suo)水(shui)與尺寸(cun)(cun)都(dou)要做的(de)(de)(de)更大。

o型(xing)密(mi)封(feng)(feng)圈選取一般包(bao)括(kuo)規格、材料(liao)、硬(ying)(ying)(ying)(ying)度(du)(du)(du)、壓縮(suo)變形率等(deng)。o型(xing)密(mi)封(feng)(feng)圈的(de)(de)(de)規格根據溝槽的(de)(de)(de)尺寸確(que)(que)定(ding)(ding)，要(yao)充分考慮(lv)壓縮(suo)率和(he)填充量。材料(liao)選取一般根據使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)環境溫度(du)(du)(du)確(que)(que)定(ding)(ding)，常(chang)(chang)用(yong)(yong)(yong)的(de)(de)(de)材料(liao)包(bao)括(kuo)丁腈橡膠(jiao)、氟(fu)(fu)橡膠(jiao)等(deng)，丁腈橡膠(jiao)是(shi)(shi)多使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)材料(liao)，具(ju)有好(hao)的(de)(de)(de)耐(nai)礦(kuang)物油(you)性(xing)(xing)，使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)溫度(du)(du)(du)范圍為(wei)-30℃~120℃。氟(fu)(fu)橡膠(jiao)具(ju)有的(de)(de)(de)耐(nai)油(you)和(he)耐(nai)熱(re)性(xing)(xing)，使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)溫度(du)(du)(du)范圍為(wei)-15℃~220℃。硬(ying)(ying)(ying)(ying)度(du)(du)(du)的(de)(de)(de)選取根據o型(xing)密(mi)封(feng)(feng)圈使(shi)(shi)用(yong)(yong)(yong)的(de)(de)(de)壓力(li)確(que)(que)定(ding)(ding)和(he)材料(liao)的(de)(de)(de)變形確(que)(que)定(ding)(ding)，常(chang)(chang)用(yong)(yong)(yong)的(de)(de)(de)硬(ying)(ying)(ying)(ying)度(du)(du)(du)有HS70、HS90，硬(ying)(ying)(ying)(ying)度(du)(du)(du)為(wei)HS70的(de)(de)(de)o型(xing)密(mi)封(feng)(feng)圈常(chang)(chang)用(yong)(yong)(yong)在壓力(li)在30MPa以內的(de)(de)(de)場所(suo)，硬(ying)(ying)(ying)(ying)度(du)(du)(du)為(wei)HS90的(de)(de)(de)o型(xing)密(mi)封(feng)(feng)圈常(chang)(chang)用(yong)(yong)(yong)在壓力(li)大(da)于30MPa的(de)(de)(de)高壓場所(suo)。o型(xing)密(mi)封(feng)(feng)圈的(de)(de)(de)低壓縮(suo)性(xing)(xing)變形率也是(shi)(shi)保證密(mi)封(feng)(feng)的(de)(de)(de)關鍵，跟o型(xing)密(mi)封(feng)(feng)圈的(de)(de)(de)材料(liao)、使(shi)(shi)用(yong)(yong)(yong)時(shi)間(jian)(jian)、使(shi)(shi)用(yong)(yong)(yong)溫度(du)(du)(du)、線徑(jing)等(deng)相(xiang)關，一般使(shi)(shi)用(yong)(yong)(yong)時(shi)間(jian)(jian)越(yue)長、使(shi)(shi)用(yong)(yong)(yong)溫度(du)(du)(du)越(yue)高，線徑(jing)越(yue)細越(yue)容易(yi)出現壓縮(suo)性(xing)(xing)變形，o型(xing)密(mi)封(feng)(feng)圈的(de)(de)(de)壓縮(suo)變形率關系到密(mi)封(feng)(feng)的(de)(de)(de)使(shi)(shi)用(yong)(yong)(yong)壽(shou)命。密(mi)封(feng)(feng)圈廠家揭(jie)秘密(mi)封(feng)(feng)圈是(shi)(shi)硅膠(jiao)好(hao)還是(shi)(shi)橡膠(jiao)的(de)(de)(de)好(hao)?

日常知識：硅膠(jiao)密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)小配件大作用！現(xian)代(dai)的(de)家(jia)居生活(huo)，各(ge)種家(jia)用電器、生活(huo)用品中都有硅膠(jiao)密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)身影，如：保(bao)鮮(xian)盒(he)、電飯煲、飲水機、飯盒(he)、保(bao)溫(wen)(wen)盒(he)、保(bao)溫(wen)(wen)箱、水杯、烤箱、磁(ci)化杯、 咖啡壺等，其主要(yao)作用為(wei)防水密(mi)(mi)(mi)封(feng)(feng)(feng)及保(bao)鮮(xian)。下面就(jiu)一起來看看硅膠(jiao)密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)作用。一、硅膠(jiao)密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)良好的(de)保(bao)鮮(xian)的(de)效果能夠(gou)令食物(wu)或是(shi)其他需要(yao)保(bao)鮮(xian)的(de)物(wu)品得到非常良好的(de)保(bao)持其新鮮(xian)程度(du)的(de)功(gong)能，而且這(zhe)種產(chan)品它還(huan)不會產(chan)生任何有害物(wu)質(zhi)，是(shi)屬(shu)于(yu)完(wan)全的(de)無毒無害的(de)綠(lv)色健康(kang)環(huan)保(bao)的(de)一項(xiang)硅膠(jiao)產(chan)品。密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)的(de)類型(xing)和安裝保(bao)養事項(xiang)。云南(nan)透明硅膠(jiao)密(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)粘(zhan)接方法

你知道硅膠密(mi)封圈和(he)橡膠密(mi)封圈之(zhi)間(jian)的區別是什么嗎？甘肅異型硅膠密(mi)封圈圖(tu)片(pian)

密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈是(shi)一種較為經(jing)濟且使用(yong)靈活的(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)元(yuan)件，用(yong)途多且種類(lei)也(ye)比較多，對于密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈的(de)分(fen)(fen)(fen)類(lei)，我們通常是(shi)按(an)照其(qi)(qi)(qi)主(zhu)要(yao)(yao)材(cai)料(liao)、特(te)(te)性(xing)和(he)(he)運動(dong)(dong)形式(shi)來劃(hua)分(fen)(fen)(fen)。1.按(an)照材(cai)料(liao)分(fen)(fen)(fen)類(lei)：主(zhu)要(yao)(yao)是(shi)根(gen)據不同的(de)材(cai)料(liao)來劃(hua)分(fen)(fen)(fen)，如丁腈橡(xiang)(xiang)膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈、硅橡(xiang)(xiang)膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈、氟橡(xiang)(xiang)膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈等。2.按(an)照特(te)(te)性(xing)分(fen)(fen)(fen)類(lei)：主(zhu)要(yao)(yao)是(shi)看使用(yong)工況和(he)(he)材(cai)料(liao)來劃(hua)分(fen)(fen)(fen)的(de)。3.按(an)照運動(dong)(dong)形式(shi)分(fen)(fen)(fen)類(lei)：運動(dong)(dong)形式(shi)分(fen)(fen)(fen)動(dong)(dong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)和(he)(he)靜(jing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)兩(liang)類(lei)。靜(jing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)是(shi)指在兩(liang)個靜(jing)止面上(shang)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)。在密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈中(zhong)使用(yong)比較廣的(de)O型圈主(zhu)要(yao)(yao)是(shi)在靜(jing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)中(zhong)使用(yong)。在動(dong)(dong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)中(zhong)，按(an)照密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈與其(qi)(qi)(qi)相對運動(dong)(dong)的(de)零件是(shi)否(fou)有接觸可分(fen)(fen)(fen)為接觸性(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)和(he)(he)非接觸性(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)。其(qi)(qi)(qi)中(zhong)，橡(xiang)(xiang)膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈為接觸性(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)方式(shi)。以上(shang)就是(shi)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈的(de)三種分(fen)(fen)(fen)類(lei)方法，希望對大家有所幫助。甘肅異型硅膠密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)(feng)(feng)圈圖片

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