• The structure and permeability of cover concrete, as well as the in-situ test method for testing the permeability of cover concrete are researched.

    本文研究混凝土保护层结构渗透性以及混凝土保护层渗透性现场检测方法

    youdao

  • The structure and permeability of cover concrete, as well as the in-situ test method for testing the permeability of cover concrete are researched.

    本文研究混凝土保护层结构渗透性以及混凝土保护层渗透性现场检测方法

    youdao

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