The workmen excavated a hole in the wall to let the sewage pipe pass through.

工人们在墙上掘了个洞让排污管道通过。

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The optimization of sewage pipe networks is one of the engineering optimization.

污水管网优化设计是工程优化中的一种。

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Adjustment of the layout of cities and urban sewage pipe network construction and improvement.

城市布局的调整和城市下水道管网的建设与完善。

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Now that Amble has a smart new purifying works, the gulls no longer circle over the end of the underwater sewage pipe.

ECONOMIST: For some, sewage is pollution. For others, it's nutrition

Firefighters were called Saturday to the residential building in the Pujiang area of the eastern Zhejiang province city of Jinhua to rescue a baby trapped in the L-joint of a sewage pipe just below a squat toilet in one of the building's public restrooms.

NPR: Reports: Woman Who Reported Newborn In Pipe Is Mom

Raw sewage trickled from a broken pipe down the street, and the 37-year-old insurance agent scolded his two sons for playing nearby.

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