• 安装支架台车上整体模板身轨道上逐段移,逐段浇筑混凝土

    Overall template installed on support vehicles is moved along the cave channel and poured walls concrete paragraph by paragraph.

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  • 背护板托架构成主,主架固定安装U形支架

    The cardinal shelf is composed of a backplate for dorsal palm and a bracket for wrist with a U-shaped rack fixed in front of it.

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  • 背护板托架构成主,主架固定安装U形支架

    The cardinal shelf is composed of a backplate for dorsal palm and a bracket for wrist with a U-shaped rack fixed in front of it.

    youdao

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