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roof bolt中文是什么意思

  • 頂板錨桿
  • 隧洞洞頂錨栓

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  • 例句與用法
  • Roof bolt plates for mining and tunnel support
    礦井和遂道支撐用防護錨栓板
  • Research and development of new drilling bit for roof bolt driller
    錨桿鉆機新型鉆頭的研制
  • Galvanized mild steel roofing bolt and nut
    鍍鋅瓦楞螺栓螺帽
  • Technique of combined supporting of roof bolting with bar and wire mesh in coal roadway
    煤巷錨梁網(wǎng)組合支護技術(shù)的研究與應(yīng)用
  • Expansion type roof bolt
    膨脹式錨桿
  • Application of the technology of roof bolting with bar and wire mesh in the zhangji coal mine
    三維地震勘探在王莊煤礦62采區(qū)的應(yīng)用
  • Based on the rock pressure ' s characteristics of the pre - driven roadway , the rational support plan and parameters about roof bolting with bar and wire mesh are determined , and the manner of driven waste in place of coal was adopted
    基于斷層中預(yù)掘巷的礦壓特點,確定出其合理的錨梁網(wǎng)支護方案與支護參數(shù),并采用了掘出的矸石與煤的合理“置換”方式。
  • 其他語種釋義
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