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for subject
Oil / petroleum
containing
倒 井
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all forms
Chinese
English
倒划井眼
up-reaming
倒划井眼
backreaming
倒转大角度井
inverted high angle well
关井后倒灌
shut-in crossflow
速度倒数测井
reciprocal velocity log
钻井倒班
drilling shift
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