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  1. 1
    Piston type steel sleeve structure for compacting filled soil

    Piston type steel sleeve structure for compacting filled soil von XU XU, ZHANG WENTAO, GONG LANBO, ZHANG ZHENYU, ZHANG FENGKAI, NIU JIANXIN, XUE YANYU, XI XIUYUAN, QIN GUANHE, CHEN XINGGANG

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  2. 2
    Tunnel portal sealing device for launching and receiving of shield tunneling machine and construction method

    Tunnel portal sealing device for launching and receiving of shield tunneling machine and construction method von XU XU, ZHANG WENTAO, GONG LANBO, ZHANG ZHENYU, ZHANG FENGKAI, NIU JIANXIN, XUE YANYU, XI XIUYUAN, QIN GUANHE, CHEN XINGGANG

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