• Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.

    螺旋管内泵压CFG一项CF G桩复合地基技术

    youdao

  • Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.

    螺旋管内泵压CFG一项CF G桩复合地基技术

    youdao

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