air and gas drilling 中文意思是什麼

air and gas drilling 解釋
空氣和瓦斯吹洗鉆進
  • air : n 1 空氣,大氣。2 天空,空中。3 微風,和風。4 態度,樣子,風度,氣派;〈pl 〉高傲的架子。5 傳播,...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • gas : n (pl gases )1 氣,氣體,氣態 〈cf fluid; solid〉 2 可燃氣,煤氣,沼氣;【礦物】瓦斯。3 【軍事...
  • drilling : n 1 鉆孔;【礦物】鉆井;〈pl 〉鉆屑,鉆粉。2 操練,訓練。n 【農業】條播。 ridge [furrow] drilling...
  1. The major factors affecting gas burning in drill hole such as working skills for drill hole, reasonable air, flux coal bed gas content and so on are determined as dominating one from the model, which can provide coal miner or technician with correct suggestion to prevent and control gas burning during drilling in coal mine

    計算結果表明:鉆孔施工工藝、合理的配風量、煤層瓦斯含量等是防止鉆孔瓦斯燃燒中優先考慮的影響因素,為煤礦防止及治理鉆孔瓦斯燃燒提供了科學的理論依據。
  2. Mud pulse mwd can not be used when too much gas or air in drilling fluid, and therefore electro - magnetic telemetry has speedily developed as an alternative

    鉆井液氣體較多時泥漿脈沖方法也難以應用,而電磁波隨鉆遙測技術作為一種替代技術近年來發展很快。
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