• In the construction of the highway project, the highway line is generally controlled by the middle stakes and the width of highway is measured with a steel ruler from the middle stakes to both sides.

    公路工程施工,公路线形一般控制,公路宽度钢尺中桩向两侧丈量

    youdao

  • In the construction of the highway project, the highway line is generally controlled by the middle stakes and the width of highway is measured with a steel ruler from the middle stakes to both sides.

    公路工程施工,公路线形一般控制,公路宽度钢尺中桩向两侧丈量

    youdao

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