1.
The sewage channel chokes.
这条污水道塞住了。
2.
Gutters or channels on each side of a ship's keelson that drain bilge water into the pump well.
污水道，通水孔船底龙骨两侧用来排污水的水槽或水道
3.
The sewers discharge out at sea.
下水道的污水排入海里。
4.
The waste material and water carried in sewage.
污水，污物从下水道中排出。
5.
sewer cleasing sludge
从下水道清出的污泥
6.
a ditch for carrying off excess water or sewage.
运送过剩的污水的管道。
7.
a block in the pipe, gutter, drain, etc
阻塞管道、 排水沟、 下水道等的污物
8.
Waste water quality standards for discharging into the combined sewer system
污水排水合流管道的水质标准
9.
Discussion on Using Drainage Pipeline as the Container of Wastewater Treatment
利用下水道管渠处理城市污水的探讨
10.
Pipeline Delivery of Dewatered Sludge in Xiangfu Waterworks
祥符水厂脱水污泥实现泵—管道输送
11.
Setting up a new sewage disposal plant, which can provide treatment for8 ton/ day waste water.
目前开发区没有污水处理厂，仅结合道路建设敷设污水管道。
12.
The Research of the Resistance Characteristics about Pipeline Transportation for Sludge in City s Waste Water Treatment Plant;
城市污水处理厂污泥管道输送阻力特性研究
13.
Sewage Pipe Construction Technology of D4 Section in Qingshui Creek Pollution Control Project
清水溪治污工程D4标段排污管道施工技术
14.
Grease has fouled this drain.
油污使这条下水道壅塞了。
15.
chemical treatment of sewage
对下水道污物的化学处理
16.
a drain blocked by mud, dead leaves, etc
被污泥、 枯叶等堵塞的下水道
17.
sewage farm (place where sewage is treated,esp for use as manure )
（下水道的）污物处理场（尤指用作肥料的）.
18.
They even sought to keep the environs clean and the drains unpolluted.
他们还能保持环境清洁，而不污染水道。