roof bolting 中文意思是什麼

roof bolting 解釋
頂板錨桿支護
  • roof : n 1 屋頂，房屋；家屋。2 （放行李的）車頂；笠形罩。3 上頜。4 最高部，頂部；【礦物】頂板。5 【航空...
  • bolting : 伯爾廷
  1. Application of combine supporting of bolting with wire mesh and guy anchor in compound roof

    錨網加錨索聯合支護在復合頂板中的應用
  2. 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

    基於斷層中預掘巷的礦壓特點，確定出其合理的錨梁網支護方案與支護參數，並採用了掘出的矸石與煤的合理「置換」方式。
  3. On bolting support of roadway in extremely soft seam of coal mine with complex roof

    復合頂板極軟煤層巷道錨桿支護技術研究
  4. Technique of combined supporting of roof bolting with bar and wire mesh in coal roadway

    煤巷錨梁網組合支護技術的研究與應用
  5. Bolting technique in the outburst seam entry with high stress and composite roof

    高應力復合頂板突出煤層巷道錨桿支護技術研究
  6. Experiment of supporting with meshing and bolting for entry driving along gob side within soft roof, soft floor and soft coal seam

    煤層沿空掘巷錨帶網支護的應用研究
  7. Probe and practice of supporting technology with shotcrete and bolting wire mesh for large - section coal roadways in soft seams between soft roof and soft floor

    三軟煤層大斷面巷道錨網支護技術探索與實踐
  8. Study on application of bolting with wire mesh in steep coal seam roadway with comprehensive roof and large tilt angle

    錨索網支護在大傾角復合頂板煤巷的應用實踐與分析
  9. Analysis of bolting with wire mesh technology from roof fall of letting gas drift

    從排放瓦斯巷道冒頂事故分析錨網支護工藝
  10. 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采區的應用
  11. Bolting with strip and wire mesh supporting in deep and composite roof roadway

    深部巷道復合頂板錨帶網支護技術
  12. Support test of roof - bolting with cable anchor mesh used in an actual mining roadway with large - sectional composite roof

    大斷面復合頂板回採巷道錨桿錨索網支護試驗
  13. The underground tests show that the deformation and roof delamination of roadway surrounding rock can be effectively reduced by means of great increase of the bolt pretensioned stress, the steel strip plays an important role in the rock bolting system, and there exsits a critical value for pretensioned stress, up to or beyond which the rock bolting can effectively control the deformation and damage of the surrounding rock

    井下試驗表明，大幅度提高錨桿預應力可顯著減小巷道圍巖變形，有效控制頂板離層；鋼帶在預應力支護系統中起非常重要的作用；錨桿預應力存在臨界值，達到或超過臨界值后錨桿支護可有效控制圍巖變形與破壞。
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