drainage pipeline network

基本解釋

Drainage: Drainage pipeline in the zone connects with municipal pipeline network, so as to make sure that sewage discharges smoothly.
排水：區(qū)內(nèi)的排水管道與市政管網(wǎng)連接，保證污水排放通暢。
www.investment.gov.cn
As the rapid process of city infrastructure construction and urbanization, how to protect the safe operation of urban drainage pipeline network is an urgent problem.
隨著我國城市化進(jìn)程和城市基礎(chǔ)設(shè)施建設(shè)的加快，如何保障城市排水管網(wǎng)的運(yùn)行安全是急需解決的問題。
We have designed and have developed the JGY-1 type laser pipeline aligning instrument for rising the accuracy and the productivity of the construction of city drainage pipeline network.
為了提高城市排水管道網(wǎng)絡(luò)敷設(shè)的精確度和生產(chǎn)率，我們?cè)O(shè)計(jì)和研制了JGY-1型激光管道準(zhǔn)直儀。

排水管網(wǎng)
The result of this study has a guiding significance on the future construction of drainage pipeline network in gully and valley area of Loess Plateau.
本研究結(jié)果對(duì)今后黃土高原溝谷川道地區(qū)排水管網(wǎng)的建設(shè)具有指導(dǎo)意義。