Does the rainwater manage 100's bed courses and the dimensions depositing concrete now should interpose number reasonableness?

雨水管100的垫层及现浇混凝土的尺寸该设置多少合理？

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Discusses the construction quantity problems which appears in the borehoh impregnator and underwater concrete depositing process, and puts forward its prevention measures.

对钻孔灌桩和水下混凝土灌注过程中出现的施工质量问题进行了探讨，并提出了其防治措施。

youdao

Discusses the construction quantity problems which appears in the borehoh impregnator and underwater concrete depositing process, and puts forward its prevention measures.

对钻孔灌桩和水下混凝土灌注过程中出现的施工质量问题进行了探讨，并提出了其防治措施。

youdao