• To ensure the quality of the deck, the quality of sand gravel aggregate, cement, additives, leveling of slope face and erection of lateral forms, and the collapse degree were controlled strictly.

    保证面板质量砂石骨料水泥外加剂平整度、模安装质量混凝土的塌落进行了严格的控制。

    youdao

  • To ensure the quality of the deck, the quality of sand gravel aggregate, cement, additives, leveling of slope face and erection of lateral forms, and the collapse degree were controlled strictly.

    保证面板质量砂石骨料水泥外加剂平整度、模安装质量混凝土的塌落进行了严格的控制。

    youdao

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