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compound drive drilling
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compound drive drilling
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工学
钻井方法
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compound drive drilling
复合驱动钻井
钻头的驱动由地面驱动(转盘驱动或顶部驱动)和地下驱动(一般为井下螺杆钻具或涡轮钻具)两部分组成,钻头的转速是两部分驱动转速合成的钻井方法。
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aquiculture animal physiological responses
aquiculture animal stress reaction
aquifer
aquifer breakage
aquifer storage and recovery
aquifer system
aquifuge
Aquila
Aquila Rift
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Aquitaine Basin
Aquitaine-Limousin-Poitou-Charentes
Aquitains
Aquitanian Stage
aquitard
aquo-ion
aquoluminescence
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araban
arabanase
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