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drilling hydraulics
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drilling hydraulics
Encyclopedia
理学
钻孔冲洗
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drilling hydraulics
钻探水力学
用水力学和钻井液流变学的原理,研究钻孔内钻井液流动状况和规律的学科。用以解决钻孔内的排除岩屑、冷却钻头、水功率利用、优化钻探等实际问题。
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common proper-motion pair
common proper-motion stars
common property of mankind
common prosperity
common quail
common ragweed
common rail system
common ratio
common reed
common refinement
common representative
common residue
common resources
common ricciocarpus
common ring
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common saying
Common Scores of Huangmei Opera
common scouring rush
common selfheal
common selfheal fruit~spike
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