goaf 中文意思是什麼

goaf 解釋
n. 名詞 ＝ gob2.
  1. Practice of goaf back filling using solid wastes

    固體廢棄物充填地下采空區的實踐
  2. Application of coal anchor support along goaf

    煤錨支護在完全沿空掘巷中的應用
  3. Stability analysis of the building foundation for goaf

    采空區建築地基穩定性評價研究
  4. Methods and prospects for methane drainage in goaf

    采空區瓦斯抽放方法與展望
  5. Safety measures of cutting along goaf and with thin pillar

    窄煤柱沿空掘巷的安全措施
  6. Subsidence processing on goaf under railway

    鐵路下采空區塌陷問題的處理探討
  7. Technical research on adjusting shaft water with goaf water

    利用老空區調控礦井水技術
  8. Study on goaf disposal of sandaozhuang mine area

    三道莊礦區采空區處理研究
  9. Leaving roadway along goaf at combined mechanization mining face

    綜采工作面的沿空留巷
  10. Management and control of goaf collapse in mine areas

    礦區采空塌陷的治理
  11. Abstract : by analyzing the double meaning of the effect mechanism of water on the oxida tion and spontaneous combustion of residual coal in goaf, and through investigat ion of the results both in laboratory and field practice, it is confirmed that w ater pouring, which is suggested by authors, is a new, economic, efficient and e asy ? to ? operate measure for controlling the spontaneous combustion of the resid ua l coal in goaf

    文摘:通過對水在采空區遺煤氧化及自燃的作用機理兩重性的分析以及實驗室試驗與現場應用實際效果研究，證實了筆者提出的清水灌注措施是一種新的、經濟有效的、操作簡便的防治采空區遺煤自燃的技術措施。
  12. Ground subsidence predictions for highway underlaying multiplayer goaf

    高速公路下伏多層采空區地表沉陷的預計評價方法
  13. Grouting and water sealing technology for mine shaft sinking through water flooded goaf

    井筒過積水老空區的注漿堵水技術
  14. Risk assessment model of coal spontaneous combustion in the goaf of fully mechanized caving face

    綜放面采空區煤炭自燃發火的危險性評估模型
  15. Discussion on theory of compound soft rock roof, soft seam along goaf drivage roadway

    松軟煤層沿空掘巷理論探討
  16. Goaf old waste

    老塘采空區
  17. Development of support technology beside roadway in goaf - side entry retaining for next sublevel

    沿空留巷巷旁支護技術的發展
  18. Abstract : based on the actual state in fengshuigou coal mine, provides the technology ways of lifting coal extracion rate, which are reforming coal winning machine, reducing thickness loss, adjusting mining triangle coal, reducing area loss, reforming extraction process and extracting goaf

    文摘:根據風水溝煤礦實際情況，提出了改造採煤機，減少厚度損失；調采三角煤，減少面積損失；改變回採工藝回收老塘等提高煤炭回採率的技術途徑。
  19. By measuring goaf gas concentration distribution in 3205 working face of taopinggou coal mine, we initially identified gas concentration distribution rules in coaf of room and pillar working face, therefore provided scientific basis to prevent and cure gas accidents of goaf in such working face

    摘要通過對桃坪溝煤礦3205回採工作面采空區瓦斯濃度分佈的實際測定，初步查明了房柱式回採工作面采空區瓦斯濃度的分佈規律，為今後此類工作面采空區瓦斯防治、防止采空區瓦斯事故的發生提供了科學依據。
  20. Application of discharge goaf water technology

    疏放老塘水技術應用
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