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drilling engineering
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drilling engineering
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钻探工程
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drilling engineering
钻探工程
在矿产勘探、地球科学研究、地下水与地热勘探开发以及建筑和基础勘察和施工中,用专用的钻探机械,按设计的相关要求,利用回转、冲击、振动等机械方法钻孔,通过钻孔取得岩(矿)心、岩屑、液体及气体样品,或在钻孔中放入测试仪器探测钻孔内地层、矿体、油气水和地热,或利用钻孔实施基础施工等工程。简称钻探。
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An Essay concerning Human Understanding
An Essay on Crimes and Punishments
An Essay on the Statue of Confucius in Zhifo Temple
An Essay to Mourn for Shaobaogong
An Essay to Praise Liu Xie
An Essential Guidebook to Operatic Music
anesthesia
anesthesia for the elderly
anesthesia keeping alive
anesthesia methods
anesthesiology
anesthetic
anesthetic monitor
anestrus
An Ethnic Instrument Called Qobuz
An Eulogy to Famous Statesmen of the Three Kingdoms Period
aneuploid
aneuploidy
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aneurysmal bone cyst
An Evening Glow
An Evening of Spring Rain
A.Neverov
An Evolutionary History of Chinese Literature
A New Account from the Mount Taozhu
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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