1.排水管
1.a pipe that takes away waste water or liquid from inside a building
2.a pipe on the side of a building that carries rainwater down from the roof to the ground
1.To protect the highway from such damage, drainpipes called culverts are laid across the roadbed wherever a strong flow of water is expected.
为使公路免遭这类损坏，在预计出现强水流的地方，横穿路基铺设叫做“涵洞”的排水管。
2.Then water and melting snow will easily drain off its surface into the drainpipes or ditches.
那么当水和融化的雪就会很容易的从路面排走到排水管或者排水渠里。
3.You thought drainpipes were a challenge; try wearing them tighter. In PVC.
你可能想那样瘦的裤腿对你来说是个挑战；试着穿的更紧一些。
4.A trench or channel for drainpipes or wiring.
埋下水管或电线的沟渠或凹槽
5.Unplasticized polyvinyl chloride (PVC-U) drainpipes; Dimesions, requirements, testing
无增塑剂聚氯乙烯（硬质聚氯乙烯）排水管.尺寸.要求.检验
6.Application of Liquefied Nitrogen Freezing Technology for Pump Station Drainpipes Repair in Metro
液氮冻结技术在地铁泵房排水管修复工程中的应用
7.The tendency of the drainpipes and excretive-pipes
排污、排水管道的发展趋势
8.Dragon Runner SUGV can adapt to fit mission scenarios such as reconnaissance inside buildings, sewers, drainpipes , caves and courtyards;
“龙信使”可以用于建筑物、下水道、排水管、洞穴以及庭院的内部侦查；