At bottom of the flanges, there are tapped plugs for water drainage.

在进出水法兰的底部有放水用的螺塞.

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The works include the supply of surface water drainage systems and water supply system.

本工程包括地表水供水系统和疏干水供水系统.

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The supporting public facilities include water drainage, electric power communication and road network.

配套公用设施包括给排水 、 电力通信、路网等.

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DTU 60.5 - Building works - Coper piping - Supply hot and domestic water , drainage of water , rainwater, air conditioning installations - Technical specifications.

建筑工程.铜管道.家用冷热水供应管道.废水, 雨水排放管和空调安装管.技术规范.

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Design storm hyetograph is the essential element for hydrologic modeling analysis and storm water drainage design.

设计暴雨雨型对水文模式分析与暴雨排水设计是不可或缺的基本要素.

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