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水平井聚乙烯筛管完井技术
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水平井聚乙烯筛管完井技术
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工学
煤层气钻井
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PE screen completion technology for horizontal well
水平井聚乙烯筛管完井技术
针对煤层机械强度低、裂缝和割理发育,裸眼完井条件下煤粉产出或煤层坍塌易造成井眼堵塞等复杂情况,严重影响煤层气单井产量,同时考虑煤炭后期开采安全而开发的非金属筛管完井方法。
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spherical analyzer
spherical angle
spherical annulus
spherical antenna
spherical astronomy
spherical asymptote
spherical azimuth
spherical Bessel differential equation
spherical Bessel function
spherical Bessel function of the first kind
spherical Bessel function of the second kind
spherical Bessel function of the third kind
spherical bubble modeling
spherical building
spherical bundle
spherical bundle of circles
spherical cap
spherical capacitor
spherical-cap bubbles
spherical cavity
spherical center
spherical circle
spherical class
spherical code
spherical cohomology class
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