drainage face 中文意思是什麼

drainage face 解釋
排水表面
  • drainage : n. 1. 排水，放水；排水法；逐漸流出。2. 下水道；排水設備，排水系統。3. 水系，排水區域，流域。4. 陰溝水，（排出的）污水。5. 【醫學】引流，導液（法）。
  • face : n 1 臉，面孔；面貌，樣子；面子，威信。2 愁容，苦臉；〈口語〉老面皮，厚臉皮。3 外觀，形勢，局面。4...
  1. Methane drainage experimental research for the stress - relief roof stratum of working face of high gas coal seam

    高瓦斯綜采面頂板覆巖卸壓抽放瓦斯試驗研究
  2. Using gas drainage technology of waste pipe laying to dispose gas for return air corner in coal mining face

    采面回風隅角埋管抽放治理瓦斯
  3. Research on isolated gas drainage mechanism and application for heading face

    掘進工作面隔斷式抽放瓦斯機理及應用研究
  4. Application of gas drainage from pressure - released holes in coal face

    卸壓鉆孔抽放瓦斯在採煤工作面的應用
  5. Practice and cognition of gas drainage hole construction along roof trend in fully mechanized caving coal face

    綜放工作面頂板走向瓦斯抽放孔施工的實踐與認識
  6. According to the underground pressure distribution rule and the separation control function of drainage borehole, the shallow hole drainage technology is studied and tested by using the characteristic that the gas permeability may have an obvious increase after mining in front of the working face, obtaining some useful parameters, showing that the technology is feasible and credible

    根據礦山壓力分佈規律和抽放鉆孔的隔斷控製作用，並利用工作面前方煤體受采動卸壓后透氣性顯著提高這一特性，研究並試驗了卻壓區淺孔抽放技術，獲得了該抽放技術的工藝參數。
  7. The gas drainage technique with short boreholes in stress reduced area for mining face with outburst hazard

    高突工作面卸壓區淺孔抽放技術
  8. Application of gas drainage technology in fully mechanized face goaf of juji mine

    綜采工作面采空區瓦斯排放技術在車集煤礦的應用
  9. Application of high level gas drainage gateway to high gassy fully mechanized coal mining face

    高位瓦斯排放巷在高瓦斯綜采工作面的應用
  10. Includes general lymph drainage ( 30 ), drainage & revitalize ( 25 ), after slimming drainage ( 30 ), drainage & tonning ( 20 ), after improvement of cellulite ( 30 ), drainage for face, neck & bust ( 20 ), drainage for face & neck ( 20 ), sinus drainage ( 20 ), and to be adapted to the needs and tastes of clients

    包括通用的淋巴排毒（ 30分） 、排毒活膚（ 25分） 、排毒瘦身後（ 30分） 、排毒改善膚色（ 20分） 、治療蜂窩組織后（ 30分） 、面頸及胸部淋巴排毒（ 20分） 、面頸部淋巴排毒（ 20分） 、治感冒穴位排毒（ 20分） ，可以根據客人的需要進行選擇。
  11. In order to enhance the gas drainage effect in a working face with low permeability and high concentration of gas, the new methane drainage technology is studied

    摘要為提高低透氣性、高瓦斯煤層工作面的瓦斯預抽效果，對工作面瓦斯抽放新技術進行了研究。
  12. Preliminary application of gas pre - drainage from coal seam by long holes in heading face to prevent coal and gas outburst

    掘進工作面應用長鉆孔預抽煤層瓦斯防止煤與瓦斯突出的效果
  13. Application of gas drainage method with bore hole in face roof under condition of sliding roof in gaocheng mine

    頂板鉆孔瓦斯抽放方法在告成礦的應用
  14. Relative location set in gas drainage gateway along strike roof of longwall mining face

    回採工作面走向頂板瓦斯抽放巷相對位置確定
  15. Water drainage of 2031 face in 21 district of huopu mine

    採用下行通風回收采面及回風巷的實踐
  16. Gas drainage under section technology of type caving coal face roof tunnel in high gas concentration coal layer

    放工作面頂板巷瓦斯抽放技術
  17. Practice of gas drainage from high - located holes in no. 746 coal face in tongting mine

    童亭礦746回採面高位鉆孔抽放技術實踐
  18. Comprehensive gas drainage technique for coal - plough face

    刨煤機工作面瓦斯綜合抽放技術
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