基本解釋小口徑鉆進英漢例句雙語例句Through a comparison, the economic benefit in slim-hole drilling for coalbed gas has been analyzed.通過與常規(guī)煤層氣試驗井對比,分析了煤層氣小井眼鉆井的經濟效益。Developed step by step, the technology of sidetrack drilling horizontal well in slim-hole is relatively mature, whole it's fist time to apply it in Dagang oilfield.小井眼側鉆水平井技術經過不斷的完善已基本成熟,但在大港油區(qū)內應用屬首次。The brief description is given of the positive ion polymer mud system. A preliminary study hasbeen conducted in slim-hole coal geologic drilling resulting in some perfect effects.對陽離子聚合物泥漿系統(tǒng)作了簡要介紹.并在小口徑煤田地質鉆探中作了初步應用研究,取得一定效果。slim hole drilling更多例句專業(yè)釋義地球科學小口徑鉆探