• The column USES the double expansion and contraction function hydraulic cylinder, increases the power stroke to satisfy the support to adjust the high scope the need.

    立柱采用伸缩作用液压以增加工作行程满足支架范围需要

    youdao

  • In the plane layout of double dikes, the sudden expansion or contraction should be avoided. The elevation of the top of the dike should be identical with middle tide level.

    平面布置不宜呈突然扩大收缩状,堤顶高程宜与中潮位一致

    youdao

  • In the plane layout of double dikes, the sudden expansion or contraction should be avoided. The elevation of the top of the dike should be identical with middle tide level.

    平面布置不宜呈突然扩大收缩状,堤顶高程宜与中潮位一致

    youdao

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