branch sewer
... aerial sewer 露天下水管道 branch sewer 污水支沟；下水道支沟；污水支管 brick sewer 砖砌污水沟,砖砌下水道 ...
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分支污水管 branch sewer
·2,447,543篇论文数据，部分数据来源于NoteExpress
这些街道污水管又相结一条污水支管。此支管与次干管连接，然后经主干管将污水送至污水处理厂。
Several of these flow into a branch sewer, which joins first a sub-main and then a main sewer taking it to the treatment plant.
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