• The article introduces the main characteristics and application prospect of prestresses reinforced concrete hollow square pile.

    预制空心兼备预制桩预应力管桩一些特性

    youdao

  • The article introduces the main characteristics and application prospect of prestresses reinforced concrete hollow square pile.

    预制空心兼备预制桩预应力管桩一些特性

    youdao

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