单词rainwater pipe
un.: 水落管
网络: 雨水管；雨水下淋；雨水管道
水落管
Meanwhile, we can collect statistical data of the present loads of every rainwater pipe for pipeline modification and loss evaluation.
另外收集各雨水管道负荷现状，为管线改造、损失评估提供参考资料。
Construction Technology for Siphon Rainwater Pipe
虹吸式雨水管施工技术
Discussion on Design of Rainwater Pipe in Low-lying Field
圩区雨水管道设计探讨