drainage canal

常见例句

双语例句

• The pedicle of tongue flap must maintain a fluent venous drainage canal.
  舌瓣的蒂部必须保留一个较通畅的静脉引流渠道。
• The self-purification of phenol in the lower reaches of Tianjin Southern Drainage Canal has been studied.
  本文主要介绍酚在南排污河下游的自净规律。
• The drainage pumping station built on drainage canal under urban roads can reduce the engineering cost and the environmental pollution.
  城市排水泵站使用潜水泵可以与配电及控制室分离，建在城市道路下的排水渠道上，降低工程造价和环境污染。
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