coal roadway support
煤巷支护
coal roadway support中文，coal roadway support的意思，coal roadway support翻译及用法
2025-09-06 19:22 浏览次数 7
coal roadway support 例句
英汉例句
this paper theoretically analyzes the mechanism of truss bolt system, and gives the design of coal roadway support according to the characteristics of the 「three-soft」 coal roadway.
从理论上分析了桁架锚桿系统的作用机理，并针对「三软」全煤巷道的特点，制定了全煤顺槽桁架支护方案。
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