Placing the flexible pipe in the middle of concrete lift is favourable for speeding up the dam concrete construction.

在浇筑层中间铺设软管为加快坝体混凝土的施工进度提供了有利条件。

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Placing the flexible pipe in the middle of concrete lift is favourable for speeding up the dam concrete construction.

在浇筑层中间铺设软管为加快坝体混凝土的施工进度提供了有利条件。

youdao