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drilling hydraulics
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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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the astronomical data analysis software and systems (ADASS) conference
the astronomy
The Astrophysical Journal
theater
Theater and Film and Television College of Jilin University of the Arts
theater chain marketing model
theater command of the Chinese people's liberation army
theater-glass
theater in Prince Gong’s Mansion
Theater Magazine
theater material management
Theater Memorabilia
theater military geography
Theater Monthly
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Theater Zürich
The Athenian Mercury
The Athens and Epidaurus Festival
The Athens Charter
The Athens Convention relating to the Carriage of Passengers and their Luggage by Sea
The Atlas of Endemic Diseases and Their Environment of the People's Republic of China
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