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志碩金屬制品有限公司生產的每一個鍍鋅濾水管在出廠的時候都經過質檢員進行出廠檢驗，檢驗員必須按照鍍鋅濾(lv)水管檢驗的項目逐項檢驗，必須進行記錄同時存檔，質檢員簽字后方可發貨，所以我們在售的每一個鍍鋅濾水管產品都可以放(fang)心的購買。

度(du)(du)(du)(du)高(gao)(gao) 橋(qiao)(qiao)式管圓度(du)(du)(du)(du)誤差在(zai)(zai)(zai)(zai)2mm以(yi)(yi)(yi)內(nei)，垂直度(du)(du)(du)(du)高(gao)(gao)，便(bian)于(yu)(yu)(yu)(yu)(yu)(yu)下(xia)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing) 便(bian)于(yu)(yu)(yu)(yu)(yu)(yu)安裝，避免下(xia)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)有(you)彎曲 減(jian)少(shao)損耗。 5、公稱直徑：114-630mm（ 114mm 168mm 219mm 273mm 325mm 426mm 630mm等(deng)(deng)） 基(ji)坑(keng)(keng)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)主要有(you)：明(ming)(ming)溝加(jia)集(ji)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、噴(pen)射(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、電(dian)(dian)滲(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)等(deng)(deng)等(deng)(deng)。各(ge)種(zhong)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)有(you)其(qi)特(te)點(dian)(dian)(dian)(dian)(dian)和(he)(he)適用(yong)(yong)(yong)(yong)(yong)情況，比較(jiao)(jiao)如(ru)下(xia)： （一(yi)(yi)(yi)）明(ming)(ming)溝加(jia)集(ji)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 明(ming)(ming)溝加(jia)集(ji)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)是(shi)(shi)一(yi)(yi)(yi)種(zhong)人(ren)工排(pai)(pai)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)法(fa)(fa)(fa)。它(ta)具(ju)有(you)施(shi)(shi)工方(fang)(fang)(fang)便(bian)，用(yong)(yong)(yong)(yong)(yong)具(ju)簡(jian)單(dan)，費(fei)用(yong)(yong)(yong)(yong)(yong)低(di)(di)(di)(di)廉的(de)(de)(de)(de)(de)特(te)點(dian)(dian)(dian)(dian)(dian)，在(zai)(zai)(zai)(zai)施(shi)(shi)工現場(chang)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)***為(wei)普遍。在(zai)(zai)(zai)(zai)高(gao)(gao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)地(di)(di)區基(ji)坑(keng)(keng)邊(bian)坡(po)支(zhi)護工程中(zhong)，這(zhe)(zhe)種(zhong)方(fang)(fang)(fang)法(fa)(fa)(fa)往(wang)(wang)往(wang)(wang)作為(wei)阻(zu)擋法(fa)(fa)(fa)或其(qi)他(ta)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)的(de)(de)(de)(de)(de)輔助排(pai)(pai)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)措(cuo)施(shi)(shi)，它(ta)主要排(pai)(pai)除地(di)(di)下(xia)潛(qian)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)、施(shi)(shi)工用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)和(he)(he)天降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)雨水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)。 在(zai)(zai)(zai)(zai)地(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)較(jiao)(jiao)豐(feng)富地(di)(di)區，若僅單(dan)獨(du)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)種(zhong)方(fang)(fang)(fang)法(fa)(fa)(fa)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)，由于(yu)(yu)(yu)(yu)(yu)(yu)基(ji)坑(keng)(keng)邊(bian)坡(po)滲(shen)(shen)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)較(jiao)(jiao)多，錨(mao)噴(pen)網支(zhi)護時使混凝土(tu)(tu)噴(pen)射(she)(she)難度(du)(du)(du)(du)加(jia)大(da)(da)(da)（噴(pen)不(bu)(bu)上），有(you)時加(jia)排(pai)(pai)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)管也很(hen)(hen)(hen)(hen)難湊(cou)效，并(bing)(bing)且作業面泥(ni)濘不(bu)(bu)堪阻(zu)礙施(shi)(shi)工操作。因此，這(zhe)(zhe)種(zhong)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)一(yi)(yi)(yi)般(ban)不(bu)(bu)單(dan)獨(du)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)(yu)(yu)(yu)高(gao)(gao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)地(di)(di)區基(ji)坑(keng)(keng)邊(bian)坡(po)支(zhi)護中(zhong)，但(dan)在(zai)(zai)(zai)(zai)低(di)(di)(di)(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)地(di)(di)區或土(tu)(tu)層(ceng)(ceng)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數很(hen)(hen)(hen)(hen)小(xiao)及允許放(fang)坡(po)的(de)(de)(de)(de)(de)工程中(zhong)可單(dan)獨(du)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)。 （二）輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)（一(yi)(yi)(yi)級輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)）是(shi)(shi)國內(nei)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)很(hen)(hen)(hen)(hen)廣(guang)的(de)(de)(de)(de)(de)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)，它(ta)比其(qi)他(ta)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)施(shi)(shi)工簡(jian)單(dan)、、經濟，特(te)別適用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)(yu)(yu)(yu)基(ji)坑(keng)(keng)面積不(bu)(bu)大(da)(da)(da)，降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)(di)(di)(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)不(bu)(bu)深(shen)的(de)(de)(de)(de)(de)場(chang)合。 該(gai)方(fang)(fang)(fang)法(fa)(fa)(fa)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)(di)(di)(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)深(shen)度(du)(du)(du)(du)一(yi)(yi)(yi)般(ban)在(zai)(zai)(zai)(zai)3-6m之間，若要求降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)深(shen)度(du)(du)(du)(du)大(da)(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)6m，理(li)論上可以(yi)(yi)(yi)采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)多級井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)，但(dan)要求基(ji)坑(keng)(keng)四周外需(xu)要足(zu)夠的(de)(de)(de)(de)(de)空間，以(yi)(yi)(yi)便(bian)于(yu)(yu)(yu)(yu)(yu)(yu)放(fang)坡(po)或挖(wa)槽，這(zhe)(zhe)對于(yu)(yu)(yu)(yu)(yu)(yu)場(chang)地(di)(di)受限的(de)(de)(de)(de)(de)基(ji)坑(keng)(keng)支(zhi)護工程一(yi)(yi)(yi)般(ban)是(shi)(shi)不(bu)(bu)允許的(de)(de)(de)(de)(de)，故常用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)是(shi)(shi)一(yi)(yi)(yi)級輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)。輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)適用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)土(tu)(tu)層(ceng)(ceng)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數位(wei)(wei)(wei)(wei)0.1-50m/d，當土(tu)(tu)層(ceng)(ceng)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數偏小(xiao)時，需(xu)要采(cai)(cai)用(yong)(yong)(yong)(yong)(yong)在(zai)(zai)(zai)(zai)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)管頂部(bu)用(yong)(yong)(yong)(yong)(yong)粘土(tu)(tu)封填和(he)(he)保證井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)各(ge)連接部(bu)位(wei)(wei)(wei)(wei)的(de)(de)(de)(de)(de)氣密性等(deng)(deng)措(cuo)施(shi)(shi)，以(yi)(yi)(yi)提高(gao)(gao)整(zheng)個井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)(de)真(zhen)空度(du)(du)(du)(du)，才能達到良好(hao)(hao)的(de)(de)(de)(de)(de)效果。 （三）噴(pen)射(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 橋(qiao)(qiao)式濾水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)管系(xi)(xi)(xi)統(tong)(tong)能在(zai)(zai)(zai)(zai)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)底(di)部(bu)產生250mm水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)銀柱的(de)(de)(de)(de)(de)真(zhen)空度(du)(du)(du)(du)，其(qi)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)(di)(di)(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)深(shen)度(du)(du)(du)(du)大(da)(da)(da)，一(yi)(yi)(yi)般(ban)在(zai)(zai)(zai)(zai)8-20m范(fan)圍。它(ta)適用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)土(tu)(tu)層(ceng)(ceng)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數與輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)一(yi)(yi)(yi)樣，一(yi)(yi)(yi)般(ban)為(wei)0.1-50m/d。但(dan)其(qi)抽(chou)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)統(tong)(tong)和(he)(he)噴(pen)射(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)管很(hen)(hen)(hen)(hen)復(fu)雜(za)，運行故障(zhang)率較(jiao)(jiao)高(gao)(gao)，且能量(liang)(liang)損耗很(hen)(hen)(hen)(hen)大(da)(da)(da)，所(suo)需(xu)費(fei)用(yong)(yong)(yong)(yong)(yong)比其(qi)他(ta)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)法(fa)(fa)(fa)要高(gao)(gao)。 （四）電(dian)(dian)滲(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 電(dian)(dian)滲(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)適用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)(yu)(yu)(yu)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數很(hen)(hen)(hen)(hen)小(xiao)的(de)(de)(de)(de)(de)細(xi)顆粒(li)土(tu)(tu)，如(ru)粘土(tu)(tu)、亞粘土(tu)(tu)、淤(yu)泥(ni)和(he)(he)淤(yu)泥(ni)質粘土(tu)(tu)等(deng)(deng)。這(zhe)(zhe)些土(tu)(tu)的(de)(de)(de)(de)(de)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數小(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)0.1m/d，用(yong)(yong)(yong)(yong)(yong)一(yi)(yi)(yi)般(ban)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)很(hen)(hen)(hen)(hen)難達到降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)目的(de)(de)(de)(de)(de)。利(li)用(yong)(yong)(yong)(yong)(yong)電(dian)(dian)滲(shen)(shen)現象能有(you)效地(di)(di)把細(xi)粒(li)土(tu)(tu)中(zhong)的(de)(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)抽(chou)吸排(pai)(pai)出。它(ta)需(xu)要與輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)或噴(pen)射(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)結合應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)，其(qi)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)(di)(di)(di)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)深(shen)度(du)(du)(du)(du)決定于(yu)(yu)(yu)(yu)(yu)(yu)輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)或噴(pen)射(she)(she)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)。在(zai)(zai)(zai)(zai)電(dian)(dian)滲(shen)(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)過程中(zhong)，應(ying)(ying)(ying)對電(dian)(dian)壓、電(dian)(dian)流密度(du)(du)(du)(du)和(he)(he)耗電(dian)(dian)量(liang)(liang)等(deng)(deng)進行量(liang)(liang)測和(he)(he)必要的(de)(de)(de)(de)(de)調整(zheng)，并(bing)(bing)做好(hao)(hao)記錄，因此比較(jiao)(jiao)繁瑣。 （五）管井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 管井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)適用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)(yu)(yu)(yu)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數大(da)(da)(da)的(de)(de)(de)(de)(de)砂礫層(ceng)(ceng)，地(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)豐(feng)富的(de)(de)(de)(de)(de)地(di)(di)層(ceng)(ceng)，以(yi)(yi)(yi)及輕(qing)(qing)型(xing)(xing)(xing)(xing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)不(bu)(bu)易解(jie)決的(de)(de)(de)(de)(de)場(chang)合。每口管井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)出水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)流量(liang)(liang)可達到50-100m3/h，土(tu)(tu)的(de)(de)(de)(de)(de)滲(shen)(shen)透(tou)(tou)(tou)(tou)系(xi)(xi)(xi)數在(zai)(zai)(zai)(zai)20-200m/d范(fan)圍內(nei)，降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)低(di)(di)(di)(di)地(di)(di)下(xia)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位(wei)(wei)(wei)(wei)深(shen)度(du)(du)(du)(du)約3-5m。這(zhe)(zhe)種(zhong)方(fang)(fang)(fang)法(fa)(fa)(fa)一(yi)(yi)(yi)般(ban)用(yong)(yong)(yong)(yong)(yong)于(yu)(yu)(yu)(yu)(yu)(yu)潛(qian)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)層(ceng)(ceng)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)。 （六(liu)）深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui) 深(shen)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)(jing)點(dian)(dian)(dian)(dian)(dian)是(shi)(shi)基(ji)坑(keng)(keng)支(zhi)護中(zhong)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)較(jiao)(jiao)多的(de)(de)(de)(de)(de)降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)方(fang)(fang)(fang)法(fa)(fa)(fa)，它(ta)的(de)(de)(de)(de)(de)優點(dian)(dian)(dian)(dian)(dian)是(shi)(shi)排(pai)(pai)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量(liang)(liang)大(da)(da)(da)、降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)深(shen)度(du)(du)(du)(du)大(da)(da)(da)、降(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)(jiang)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)范(fan)圍大(da)(da)(da)等(deng)(deng)。

廣州無砂管現貨