Lastly, the paper simulates bolt timbering of the laneway along the gob.

最后, 分析模拟了沿空巷道的锚杆支护情况.

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The crane elevated the timbering upto the upstairs.

起重机将建筑用材吊到楼上.

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The Tonglu Mountain Copper Mine used an elaborate system of timbering support the working areas.

铜绿山古矿井采用符合力学原理的木框架支护技术,框外用木棍、木板作护壁,组成完整安全的井筒.

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This graduation design elaborates on the deep pits'timbering of Lijiangwan garden of Jiujiang City.

此篇毕业设计集中阐述九江市丽景湾花园的深基坑开挖支护.

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The particular system of timbering depends on the rock formations through which the tunnels pass.

采用何种支护方法取决于井巷穿过的岩层结构.

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The timbering parameters of lane were determined according to timbering engineering empirical formula.

根据工程经验公式确定巷道支护参数.

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