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度(du)(du)高 橋式(shi)管圓(yuan)度(du)(du)誤差在(zai)(zai)2mm以內(nei)，垂直度(du)(du)高，便于(yu)(yu)(yu)下(xia)井(jing)(jing)(jing)(jing)(jing)(jing) 便于(yu)(yu)(yu)安裝，避免下(xia)井(jing)(jing)(jing)(jing)(jing)(jing)有彎曲 減少損耗(hao)。 5、公稱直徑：114-630mm（ 114mm 168mm 219mm 273mm 325mm 426mm 630mm等(deng)） 基(ji)坑降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)主(zhu)要(yao)有：明溝(gou)加集水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、噴(pen)(pen)射(she)(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、電(dian)滲(shen)(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)等(deng)等(deng)。各(ge)種(zhong)(zhong)(zhong)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)有其特(te)點(dian)(dian)(dian)(dian)和(he)適(shi)用(yong)(yong)(yong)(yong)(yong)情況，比(bi)(bi)較(jiao)如下(xia)： （一(yi)）明溝(gou)加集水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 明溝(gou)加集水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)是(shi)一(yi)種(zhong)(zhong)(zhong)人工(gong)(gong)排降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)法(fa)。它(ta)具(ju)有施(shi)(shi)工(gong)(gong)方(fang)(fang)便，用(yong)(yong)(yong)(yong)(yong)具(ju)簡(jian)單(dan)(dan)，費用(yong)(yong)(yong)(yong)(yong)低(di)廉(lian)的(de)(de)(de)(de)特(te)點(dian)(dian)(dian)(dian)，在(zai)(zai)施(shi)(shi)工(gong)(gong)現場(chang)應用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)***為(wei)普遍。在(zai)(zai)高水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)地(di)(di)(di)(di)區基(ji)坑邊(bian)坡(po)支(zhi)護工(gong)(gong)程中，這種(zhong)(zhong)(zhong)方(fang)(fang)法(fa)往(wang)往(wang)作(zuo)為(wei)阻(zu)擋法(fa)或其他降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)的(de)(de)(de)(de)輔助排降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)措施(shi)(shi)，它(ta)主(zhu)要(yao)排除地(di)(di)(di)(di)下(xia)潛水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、施(shi)(shi)工(gong)(gong)用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)和(he)天降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)雨水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)。 在(zai)(zai)地(di)(di)(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)較(jiao)豐富地(di)(di)(di)(di)區，若僅(jin)單(dan)(dan)獨(du)(du)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)這種(zhong)(zhong)(zhong)方(fang)(fang)法(fa)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)，由于(yu)(yu)(yu)基(ji)坑邊(bian)坡(po)滲(shen)(shen)(shen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)較(jiao)多，錨噴(pen)(pen)網支(zhi)護時使混(hun)凝土(tu)噴(pen)(pen)射(she)(she)(she)難度(du)(du)加大(da)（噴(pen)(pen)不(bu)(bu)上），有時加排水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)管也很(hen)難湊效(xiao)，并且作(zuo)業面泥濘(ning)不(bu)(bu)堪阻(zu)礙施(shi)(shi)工(gong)(gong)操作(zuo)。因(yin)此，這種(zhong)(zhong)(zhong)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)一(yi)般(ban)(ban)(ban)不(bu)(bu)單(dan)(dan)獨(du)(du)應用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)高水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)地(di)(di)(di)(di)區基(ji)坑邊(bian)坡(po)支(zhi)護中，但(dan)在(zai)(zai)低(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)地(di)(di)(di)(di)區或土(tu)層(ceng)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)很(hen)小及允許放(fang)坡(po)的(de)(de)(de)(de)工(gong)(gong)程中可(ke)單(dan)(dan)獨(du)(du)應用(yong)(yong)(yong)(yong)(yong)。 （二(er)）輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)（一(yi)級輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)）是(shi)國內(nei)應用(yong)(yong)(yong)(yong)(yong)很(hen)廣的(de)(de)(de)(de)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)，它(ta)比(bi)(bi)其他井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)系(xi)(xi)(xi)(xi)統(tong)施(shi)(shi)工(gong)(gong)簡(jian)單(dan)(dan)、、經(jing)濟，特(te)別適(shi)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)基(ji)坑面積不(bu)(bu)大(da)，降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)不(bu)(bu)深(shen)的(de)(de)(de)(de)場(chang)合。 該(gai)方(fang)(fang)法(fa)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)深(shen)度(du)(du)一(yi)般(ban)(ban)(ban)在(zai)(zai)3-6m之間(jian)，若要(yao)求降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)深(shen)度(du)(du)大(da)于(yu)(yu)(yu)6m，理論上可(ke)以采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)多級井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)系(xi)(xi)(xi)(xi)統(tong)，但(dan)要(yao)求基(ji)坑四周外(wai)需要(yao)足夠的(de)(de)(de)(de)空(kong)(kong)間(jian)，以便于(yu)(yu)(yu)放(fang)坡(po)或挖槽，這對于(yu)(yu)(yu)場(chang)地(di)(di)(di)(di)受限的(de)(de)(de)(de)基(ji)坑支(zhi)護工(gong)(gong)程一(yi)般(ban)(ban)(ban)是(shi)不(bu)(bu)允許的(de)(de)(de)(de)，故常用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)是(shi)一(yi)級輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)系(xi)(xi)(xi)(xi)統(tong)。輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)適(shi)用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)土(tu)層(ceng)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)位(wei)(wei)0.1-50m/d，當土(tu)層(ceng)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)偏(pian)小時，需要(yao)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)在(zai)(zai)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)管頂部(bu)用(yong)(yong)(yong)(yong)(yong)粘土(tu)封填和(he)保證(zheng)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)系(xi)(xi)(xi)(xi)統(tong)各(ge)連接部(bu)位(wei)(wei)的(de)(de)(de)(de)氣密性等(deng)措施(shi)(shi)，以提高整個(ge)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)系(xi)(xi)(xi)(xi)統(tong)的(de)(de)(de)(de)真空(kong)(kong)度(du)(du)，才能(neng)達(da)到良好(hao)的(de)(de)(de)(de)效(xiao)果。 （三）噴(pen)(pen)射(she)(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 橋式(shi)濾水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)管系(xi)(xi)(xi)(xi)統(tong)能(neng)在(zai)(zai)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)底部(bu)產生250mm水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)銀柱的(de)(de)(de)(de)真空(kong)(kong)度(du)(du)，其降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)深(shen)度(du)(du)大(da)，一(yi)般(ban)(ban)(ban)在(zai)(zai)8-20m范圍(wei)。它(ta)適(shi)用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)土(tu)層(ceng)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)與(yu)(yu)輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)一(yi)樣，一(yi)般(ban)(ban)(ban)為(wei)0.1-50m/d。但(dan)其抽水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)統(tong)和(he)噴(pen)(pen)射(she)(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)管很(hen)復雜，運行故障率較(jiao)高，且能(neng)量(liang)損耗(hao)很(hen)大(da)，所需費用(yong)(yong)(yong)(yong)(yong)比(bi)(bi)其他井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)法(fa)要(yao)高。 （四）電(dian)滲(shen)(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 電(dian)滲(shen)(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)適(shi)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)很(hen)小的(de)(de)(de)(de)細顆(ke)粒土(tu)，如粘土(tu)、亞粘土(tu)、淤泥和(he)淤泥質粘土(tu)等(deng)。這些(xie)土(tu)的(de)(de)(de)(de)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)小于(yu)(yu)(yu)0.1m/d，用(yong)(yong)(yong)(yong)(yong)一(yi)般(ban)(ban)(ban)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)很(hen)難達(da)到降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)目的(de)(de)(de)(de)。利用(yong)(yong)(yong)(yong)(yong)電(dian)滲(shen)(shen)(shen)現象能(neng)有效(xiao)地(di)(di)(di)(di)把細粒土(tu)中的(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)抽吸排出(chu)。它(ta)需要(yao)與(yu)(yu)輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)或噴(pen)(pen)射(she)(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)結(jie)合應用(yong)(yong)(yong)(yong)(yong)，其降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)深(shen)度(du)(du)決定于(yu)(yu)(yu)輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)或噴(pen)(pen)射(she)(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)。在(zai)(zai)電(dian)滲(shen)(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)過(guo)程中，應對電(dian)壓、電(dian)流密度(du)(du)和(he)耗(hao)電(dian)量(liang)等(deng)進行量(liang)測和(he)必要(yao)的(de)(de)(de)(de)調(diao)整，并做好(hao)記(ji)錄，因(yin)此比(bi)(bi)較(jiao)繁瑣(suo)。 （五）管井(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 管井(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)適(shi)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)大(da)的(de)(de)(de)(de)砂礫層(ceng)，地(di)(di)(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)豐富的(de)(de)(de)(de)地(di)(di)(di)(di)層(ceng)，以及輕型井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)不(bu)(bu)易解(jie)決的(de)(de)(de)(de)場(chang)合。每口管井(jing)(jing)(jing)(jing)(jing)(jing)出(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)流量(liang)可(ke)達(da)到50-100m3/h，土(tu)的(de)(de)(de)(de)滲(shen)(shen)(shen)透(tou)系(xi)(xi)(xi)(xi)數(shu)(shu)在(zai)(zai)20-200m/d范圍(wei)內(nei)，降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)地(di)(di)(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)深(shen)度(du)(du)約3-5m。這種(zhong)(zhong)(zhong)方(fang)(fang)法(fa)一(yi)般(ban)(ban)(ban)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)潛水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)層(ceng)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)。 （六(liu)）深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)是(shi)基(ji)坑支(zhi)護中應用(yong)(yong)(yong)(yong)(yong)較(jiao)多的(de)(de)(de)(de)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)法(fa)，它(ta)的(de)(de)(de)(de)優點(dian)(dian)(dian)(dian)是(shi)排水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量(liang)大(da)、降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)深(shen)度(du)(du)大(da)、降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)范圍(wei)大(da)等(deng)。

橋式濾水管規格

橋(qiao)式濾(lv)水管規格廠家直銷(xiao)價格合理優質優價贏得客戶的信(xin)賴(lai)志碩(shuo)金屬制品有限公司歡迎(ying)廣大(da)客戶前來(lai)選(xuan)(xuan)購.歡迎(ying)選(xuan)(xuan)購橋(qiao)式濾(lv)水管規格誠(cheng)信(xin)經營您的放心之選(xuan)(xuan)誠(cheng)信(xin)為本。

揭陽159濾水管