蜂窩填(tian)料有(you)斜管和直管兩(liang)種,材質有(you)PP、PVC兩(liang)種。斜管主要用(yong)于(yu)(yu)(yu)給排水工程中(zhong)(zhong)水口除砂，工業(ye)和生(sheng)(sheng)活(huo)用(yong)水沉(chen)淀(dian)，污(wu)(wu)水沉(chen)淀(dian)，隔油(you)及(ji)尾(wei)礦濃縮處(chu)理(li)(li)，也可用(yong)于(yu)(yu)(yu)舊池(chi)改造，主要特點：濕(shi)周大，水力半徑(jing)小(xiao)(xiao)，層流(liu)狀態(tai)好，顆粒沉(chen)淀(dian)不受絮凝水流(liu)干(gan)擾。直管用(yong)于(yu)(yu)(yu)塔式生(sheng)(sheng)物(wu)濾池(chi)，高(gao)負荷生(sheng)(sheng)物(wu)濾池(chi)和淹(yan)沒(mei)式生(sheng)(sheng)物(wu)濾池(chi)(又稱接(jie)觸氧化池(chi))，以及(ji)生(sheng)(sheng)物(wu)轉盤的徹生(sheng)(sheng)物(wu)載體，主要對工業(ye)有(you)機(ji)廢(fei)水，城(cheng)市污(wu)(wu)水進行生(sheng)(sheng)化處(chu)理(li)(li)，處(chu)理(li)(li)效率高(gao)于(yu)(yu)(yu)活(huo)性污(wu)(wu)泥(ni)池(chi)，古地(di)面積小(xiao)(xiao)：曝氣(qi)強度(du)低于(yu)(yu)(yu)活(huo)性污(wu)(wu)泥(ni)，且不需要污(wu)(wu)泥(ni)回(hui)流(liu)：污(wu)(wu)泥(ni)量小(xiao)(xiao)，適應(ying)性強，極大減少了污(wu)(wu)泥(ni)脫(tuo)水后的處(chu)理(li)(li)工作(zuo)量。玉(yu)環縣中(zhong)(zhong)興(xing)水處(chu)理(li)(li)設備有(you)限公司蜂窩斜管獲(huo)得眾多(duo)用(yong)戶的認可。浙江(jiang)哪里有(you)蜂窩斜管大概價格

蜂窩(wo)(wo)斜管(guan)(guan)填(tian)料(liao)(liao)(liao)沉(chen)淀(dian)(dian)的(de)(de)基本原(yuan)理(li)(li)(li)是“淺層(ceng)沉(chen)淀(dian)(dian)”。這一概(gai)念(nian)(nian)很早就被提出，在醫(yi)學資(zi)料(liao)(liao)(liao)上亦早有(you)(you)利用斜管(guan)(guan)加速(su)血液沉(chen)降的(de)(de)報(bao)導。發(fa)(fa)展(zhan)：近幾(ji)十年(nian)(nian)來各國(guo)不少給水(shui)排(pai)水(shui)工作者(zhe)在努力(li)探(tan)討“淺層(ceng)沉(chen)淀(dian)(dian)”的(de)(de)應用，通(tong)過(guo)實踐和(he)(he)理(li)(li)(li)論(lun)研究，獲得了蜂窩(wo)(wo)斜管(guan)(guan)填(tian)料(liao)(liao)(liao)沉(chen)淀(dian)(dian)技術的(de)(de)發(fa)(fa)展(zhan)，從資(zi)料(liao)(liao)(liao)中(zhong)我們可以(yi)看到不少涉及淺層(ceng)沉(chen)淀(dian)(dian)的(de)(de)有(you)(you)關(guan)論(lun)述，通(tong)過(guo)這些資(zi)料(liao)(liao)(liao)的(de)(de)分(fen)析(xi)，我們可以(yi)看出由(you)淺層(ceng)沉(chen)淀(dian)(dian)的(de)(de)概(gai)念(nian)(nian)發(fa)(fa)展(zhan)至多層(ceng)多格和(he)(he)蜂窩(wo)(wo)斜管(guan)(guan)填(tian)料(liao)(liao)(liao)技術的(de)(de)過(guo)程(cheng)。早在1880年(nian)(nian)英國(guo)即有(you)(you)幾(ji)種重力(li)式分(fen)層(ceng)沉(chen)淀(dian)(dian)設備的(de)(de)商業產品(pin)。1889年(nian)(nian)馮·貝司(si)吐享(VonBeohtolsheim)及賴伐爾(deLaval)曾(ceng)提出“薄層(ceng)分(fen)布”的(de)(de)沉(chen)淀(dian)(dian)概(gai)念(nian)(nian)并(bing)按此設計了蜂窩(wo)(wo)斜管(guan)(guan)填(tian)料(liao)(liao)(liao)沉(chen)淀(dian)(dian)設備。浙江哪里(li)有(you)(you)蜂窩(wo)(wo)斜管(guan)(guan)大(da)概(gai)價格玉環縣中(zhong)興水(shui)處理(li)(li)(li)設備有(you)(you)限公司(si)是一家專業提供蜂窩(wo)(wo)斜管(guan)(guan)的(de)(de)公司(si)。

填(tian)(tian)(tian)料(liao)(liao)的(de)(de)種(zhong)類(lei)繁多(duo)，比如(ru)斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)、組(zu)(zu)(zu)合式填(tian)(tian)(tian)料(liao)(liao)、曝(pu)氣(qi)頭、立體彈(dan)性填(tian)(tian)(tian)料(liao)(liao)、蜂窩(wo)斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)、微(wei)孔(kong)膜(mo)片曝(pu)氣(qi)器、多(duo)面空心球填(tian)(tian)(tian)料(liao)(liao)等。蜂窩(wo)斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)的(de)(de)安裝(zhuang)(zhuang)(zhuang)以及水處理填(tian)(tian)(tian)料(liao)(liao)，1、沉淀(dian)池底(di)部(bu)排泥(ni)(ni)(ni)管(guan)(guan)(guan)安裝(zhuang)(zhuang)(zhuang)斜(xie)(xie)管(guan)(guan)(guan)沉淀(dian)池，安裝(zhuang)(zhuang)(zhuang)順序(xu)一般從底(di)部(bu)開(kai)始(shi)，先(xian)完(wan)(wan)(wan)(wan)成(cheng)比較低部(bu)的(de)(de)排泥(ni)(ni)(ni)管(guan)(guan)(guan)道(dao)系統的(de)(de)安裝(zhuang)(zhuang)(zhuang)，確保(bao)排泥(ni)(ni)(ni)管(guan)(guan)(guan)道(dao)開(kai)孔(kong)符合設斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)粘接計要(yao)(yao)求、固(gu)定(ding)牢靠，檢查無誤后(hou)，才(cai)允許進(jin)入(ru)下一道(dao)安裝(zhuang)(zhuang)(zhuang)工序(xu)。2、完(wan)(wan)(wan)(wan)成(cheng)填(tian)(tian)(tian)料(liao)(liao)支(zhi)(zhi)架安裝(zhuang)(zhuang)(zhuang)根(gen)據斜(xie)(xie)管(guan)(guan)(guan)沉淀(dian)池填(tian)(tian)(tian)料(liao)(liao)支(zhi)(zhi)架安裝(zhuang)(zhuang)(zhuang)施工圖，先(xian)將(jiang)填(tian)(tian)(tian)料(liao)(liao)支(zhi)(zhi)架安裝(zhuang)(zhuang)(zhuang)到(dao)位，檢查所有焊接結點牢靠、支(zhi)(zhi)架強度(du)足以承(cheng)受(shou)填(tian)(tian)(tian)料(liao)(liao)重(zhong)量(liang)，并在支(zhi)(zhi)架表面完(wan)(wan)(wan)(wan)成(cheng)防腐處理；3、完(wan)(wan)(wan)(wan)成(cheng)斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)燙(tang)(tang)接按斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)的(de)(de)燙(tang)(tang)接方法將(jiang)每一個(ge)斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)包裝(zhuang)(zhuang)(zhuang)作(zuo)為(wei)一個(ge)單(dan)(dan)獨的(de)(de)燙(tang)(tang)接單(dan)(dan)元(yuan)，一個(ge)單(dan)(dan)元(yuan)完(wan)(wan)(wan)(wan)成(cheng)燙(tang)(tang)接后(hou)為(wei)1m2，燙(tang)(tang)接完(wan)(wan)(wan)(wan)成(cheng)后(hou)在場地上整(zheng)齊(qi)堆放（保(bao)留少量(liang)的(de)(de)散(san)片備(bei)用(yong)）。4、斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)池內組(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)將(jiang)燙(tang)(tang)接后(hou)的(de)(de)填(tian)(tian)(tian)料(liao)(liao)單(dan)(dan)元(yuan)在填(tian)(tian)(tian)料(liao)(liao)支(zhi)(zhi)架上部(bu)自(zi)左(zuo)向右進(jin)行(xing)組(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)。始(shi)終保(bao)持60°角(jiao)不變，每一單(dan)(dan)元(yuan)順序(xu)組(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)時要(yao)(yao)適當壓緊(jin)，組(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)到(dao)右側時若尺寸(cun)不是正(zheng)合適，需要(yao)(yao)根(gen)據尺寸(cun)用(yong)散(san)片斜(xie)(xie)管(guan)(guan)(guan)填(tian)(tian)(tian)料(liao)(liao)燙(tang)(tang)接后(hou)進(jin)行(xing)組(zu)(zu)(zu)裝(zhuang)(zhuang)(zhuang)直至全部(bu)到(dao)位。

蜂(feng)窩(wo)填料有(you)斜管(guan)和直管(guan)兩種(zhong),材質有(you)PP、PVC兩種(zhong)。斜管(guan)主(zhu)(zhu)要用(yong):于(yu)給排水(shui)(shui)(shui)(shui)工(gong)程中(zhong)水(shui)(shui)(shui)(shui)口除砂，工(gong)業和生(sheng)(sheng)(sheng)(sheng)活用(yong)水(shui)(shui)(shui)(shui)沉淀，污(wu)(wu)水(shui)(shui)(shui)(shui)沉淀，隔油及尾礦(kuang)濃縮處(chu)理(li)，也(ye)可用(yong)于(yu)舊池(chi)(chi)改(gai)造(zao)，主(zhu)(zhu)要特點：濕(shi)周大(da)，水(shui)(shui)(shui)(shui)力半徑小，層(ceng)流狀態好，顆粒沉淀不受絮凝水(shui)(shui)(shui)(shui)流干擾。直管(guan)用(yong)于(yu)塔(ta)式生(sheng)(sheng)(sheng)(sheng)物(wu)濾(lv)池(chi)(chi)，高負荷生(sheng)(sheng)(sheng)(sheng)物(wu)濾(lv)池(chi)(chi)和淹沒式生(sheng)(sheng)(sheng)(sheng)物(wu)濾(lv)池(chi)(chi)(又稱接觸(chu)氧化池(chi)(chi))，以(yi)及生(sheng)(sheng)(sheng)(sheng)物(wu)轉盤的(de)微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)載體，主(zhu)(zhu)要對工(gong)業有(you)機廢水(shui)(shui)(shui)(shui)，城市污(wu)(wu)水(shui)(shui)(shui)(shui)進行(xing)生(sheng)(sheng)(sheng)(sheng)化處(chu)理(li)，處(chu)理(li)效率高于(yu)活性污(wu)(wu)泥(ni)池(chi)(chi)，占地面(mian)積小;曝氣強度(du)低于(yu)活性污(wu)(wu)泥(ni)，且不需要污(wu)(wu)泥(ni)回流;污(wu)(wu)泥(ni)量小，適應性強，極大(da)減少了污(wu)(wu)泥(ni)脫(tuo)水(shui)(shui)(shui)(shui)后的(de)處(chu)理(li)工(gong)作量。玉(yu)環縣(xian)中(zhong)興(xing)水(shui)(shui)(shui)(shui)處(chu)理(li)設備有(you)限公司致力于(yu)提供蜂(feng)窩(wo)斜管(guan)，有(you)想(xiang)法可以(yi)來我司咨詢！

斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)填(tian)料(liao)更換(huan)時(shi)(shi)間什么時(shi)(shi)候更換(huan)斜(xie)(xie)(xie)(xie)板填(tian)料(liao)斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)具有(you)沉(chen)(chen)(chen)(chen)(chen)淀(dian)效(xiao)率高、池(chi)(chi)(chi)(chi)(chi)子容(rong)積小、占地(di)面積小等優點(dian)，但必須注意確(que)保絮凝效(xiao)果(guo)(guo)和解決(jue)好排(pai)泥(ni)等問(wen)題。1、斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)更換(huan)是(shi)為了保證沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)的(de)正常(chang)運行(xing)，平時(shi)(shi)需(xu)要會對斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)維護(hu)、檢(jian)修、清(qing)洗等,如果(guo)(guo)正常(chang)的(de)維護(hu)清(qing)洗、檢(jian)修還(huan)達不到(dao)預期效(xiao)果(guo)(guo)那么就需(xu)要對斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)2、斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)在(zai)使(shi)(shi)用過(guo)程中(zhong)(zhong)會出(chu)現(xian)老(lao)化從而導致斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)坍塌或者造成局部斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)脫落(luo)，導致沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)不能(neng)正常(chang)運行(xing)，那么這時(shi)(shi)我們(men)就需(xu)要對斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)進(jin)行(xing)3、斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)在(zai)長(chang)時(shi)(shi)間使(shi)(shi)用后，如果(guo)(guo)出(chu)現(xian)二沉(chen)(chen)(chen)(chen)(chen)池(chi)(chi)(chi)(chi)(chi)出(chu)現(xian)污泥(ni)上浮現(xian)象，排(pai)除污泥(ni)停留時(shi)(shi)間過(guo)長(chang)及設(she)備(bei)故障等，需(xu)要對斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)內壁進(jin)行(xing)清(qing)洗，如果(guo)(guo)內壁堵塞嚴重,難(nan)以清(qing)理(li)，那么這時(shi)(shi)就需(xu)要對斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)沉(chen)(chen)(chen)(chen)(chen)淀(dian)池(chi)(chi)(chi)(chi)(chi)填(tian)料(liao)更換(huan)。蜂(feng)窩斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)，就選玉環(huan)縣中(zhong)(zhong)興水處理(li)設(she)備(bei)有(you)限公司。浙江(jiang)哪里有(you)蜂(feng)窩斜(xie)(xie)(xie)(xie)管(guan)(guan)(guan)(guan)(guan)大(da)概價格

玉(yu)環縣(xian)中興水處理設(she)備(bei)有限公司為您提供蜂(feng)窩斜管，有想法的不要錯(cuo)過(guo)哦！浙江哪里(li)有蜂(feng)窩斜管大概價格

曝氣(qi)器，填(tian)(tian)料，斜(xie)管(guan)(guan)，濾頭業(ye)(ye)(ye)的(de)(de)發(fa)展(zhan)歷史(shi)(shi)其(qi)實就是(shi)一部社(she)會、經(jing)濟、人(ren)文(wen)、科技發(fa)展(zhan)史(shi)(shi)，曝氣(qi)器，填(tian)(tian)料，斜(xie)管(guan)(guan)，濾頭業(ye)(ye)(ye)的(de)(de)發(fa)展(zhan)必須基(ji)于(yu)當時的(de)(de)客(ke)觀歷史(shi)(shi)環境(jing)和經(jing)濟發(fa)展(zhan)階段以及(ji)科技水平，轉型升級更(geng)像是(shi)一個人(ren)從(cong)幼年(nian)到(dao)成(cheng)(cheng)(cheng)(cheng)年(nian)的(de)(de)成(cheng)(cheng)(cheng)(cheng)長中(zhong)。覆蓋全國四縱(zong)四橫的(de)(de)高鐵主(zhu)干網(wang)開始悄然改變著(zhu)國人(ren)的(de)(de)出(chu)行習慣，效(xiao)率的(de)(de)大(da)幅提升已成(cheng)(cheng)(cheng)(cheng)為我(wo)(wo)國發(fa)展(zhan)的(de)(de)重點競爭(zheng)力，一批機(ji)械(xie)及(ji)行業(ye)(ye)(ye)設(she)備公(gong)司成(cheng)(cheng)(cheng)(cheng)為市場追捧的(de)(de)方向(xiang),正(zheng)在穩步(bu)發(fa)展(zhan)。近年(nian)來由于(yu)互聯網(wang)、人(ren)工(gong)(gong)智(zhi)(zhi)能時代的(de)(de)到(dao)來，機(ji)械(xie)及(ji)行業(ye)(ye)(ye)設(she)備遭(zao)受(shou)多(duo)次沖擊，傳(chuan)統產業(ye)(ye)(ye)正(zheng)在朝著(zhu)信(xin)息(xi)化(hua)、集成(cheng)(cheng)(cheng)(cheng)化(hua)等(deng)方向(xiang)發(fa)展(zhan)。業(ye)(ye)(ye)內人(ren)士表示，隨著(zhu)工(gong)(gong)業(ye)(ye)(ye)機(ji)械(xie)行業(ye)(ye)(ye)的(de)(de)成(cheng)(cheng)(cheng)(cheng)熟(shu)發(fa)展(zhan)，未(wei)來將會有更(geng)多(duo)細分領域飛快成(cheng)(cheng)(cheng)(cheng)長。節能可回(hui)收(shou)、高新技術智(zhi)(zhi)能化(hua)通過生產型模擬、引進改性塑料技術手段跟資本以及(ji)全球化(hua)采購等(deng)門徑，我(wo)(wo)國包裝(zhuang)機(ji)械(xie)制(zhi)作程度(du)跟工(gong)(gong)業(ye)(ye)(ye)設(she)計水平得以飛快進行。但是(shi)，國外公(gong)司獨占(zhan)的(de)(de)表象依然存(cun)在。浙江哪里有蜂窩斜(xie)管(guan)(guan)大(da)概價格

玉(yu)(yu)環(huan)縣(xian)中興(xing)水處理(li)(li)(li)設備有(you)限公(gong)(gong)(gong)(gong)司(si)是(shi)一(yi)家集研(yan)發(fa)、制造、銷售為一(yi)體的高新(xin)技術企(qi)業(ye)(ye)(ye)(ye)，公(gong)(gong)(gong)(gong)司(si)位(wei)于(yu)玉(yu)(yu)環(huan)縣(xian)科技工(gong)業(ye)(ye)(ye)(ye)園區(楚門吳家)，成(cheng)立于(yu)1997-05-19。公(gong)(gong)(gong)(gong)司(si)秉承(cheng)著技術研(yan)發(fa)、客(ke)戶優(you)先(xian)的原則，為國內曝氣器(qi)，填料(liao)，斜(xie)管(guan)，濾頭(tou)的產(chan)(chan)(chan)品發(fa)展添(tian)磚加瓦。白鯨(jing)藍目(mu)前推出了曝氣器(qi)，填料(liao)，斜(xie)管(guan)，濾頭(tou)等(deng)多(duo)款(kuan)產(chan)(chan)(chan)品，已經(jing)和行(xing)業(ye)(ye)(ye)(ye)內多(duo)家企(qi)業(ye)(ye)(ye)(ye)建立合作(zuo)伙伴關系，目(mu)前產(chan)(chan)(chan)品已經(jing)應用于(yu)多(duo)個領域。我們堅持技術創新(xin)，把握市場關鍵需求，以(yi)(yi)(yi)重心技術能力，助(zhu)力機械及行(xing)業(ye)(ye)(ye)(ye)設備發(fa)展。玉(yu)(yu)環(huan)縣(xian)中興(xing)水處理(li)(li)(li)設備有(you)限公(gong)(gong)(gong)(gong)司(si)研(yan)發(fa)團(tuan)隊不斷緊跟曝氣器(qi)，填料(liao)，斜(xie)管(guan)，濾頭(tou)行(xing)業(ye)(ye)(ye)(ye)發(fa)展趨勢，研(yan)發(fa)與改進新(xin)的產(chan)(chan)(chan)品，從而保(bao)證公(gong)(gong)(gong)(gong)司(si)在新(xin)技術研(yan)發(fa)方面不斷提(ti)升，確保(bao)公(gong)(gong)(gong)(gong)司(si)產(chan)(chan)(chan)品符合行(xing)業(ye)(ye)(ye)(ye)標準和要求。玉(yu)(yu)環(huan)縣(xian)中興(xing)水處理(li)(li)(li)設備有(you)限公(gong)(gong)(gong)(gong)司(si)注重以(yi)(yi)(yi)人為本、團(tuan)隊合作(zuo)的企(qi)業(ye)(ye)(ye)(ye)文化，通(tong)過(guo)保(bao)證曝氣器(qi)，填料(liao)，斜(xie)管(guan)，濾頭(tou)產(chan)(chan)(chan)品質量合格，以(yi)(yi)(yi)誠信(xin)經(jing)營、用戶至上(shang)、價格合理(li)(li)(li)來(lai)(lai)服務客(ke)戶。建立一(yi)切以(yi)(yi)(yi)客(ke)戶需求為前提(ti)的工(gong)作(zuo)目(mu)標，真誠歡迎(ying)新(xin)老客(ke)戶前來(lai)(lai)洽談業(ye)(ye)(ye)(ye)務。

本文來(lai)自宜興市恒通風機有(you)限公(gong)司：//vijoo.com.cn/Article/4e76499231.html