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downhole electrodrill
释义
downhole electrodrill
Encyclopedia
工学
钻井新技术与装备
释
downhole electrodrill
井下电动钻具
通过电缆进行井下供电及数据双向通讯,并利用井下电机驱动钻头破岩的钻井工具。
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areometer, hydrometer
areometry
Areopagitica
areophysics
areopogos
A Reply to Gengsikou
A Reply to Liu Yizhang
A Reply to Marquis of Linzi
A Reply to Prince of Xiangdong on His Request for the Collected Literary Works and Poems
A Reply to Zhangtaishi
A Report on the Academic Impact of Chinese Journals in the Humanities and Social Sciences
AREs
Ares
A Resolution Concerning Problems of Miao Nationality
Arete
Arethusa
a retrospective survey of population
Arf
Arf invariant
ARG
Arg
arg
Argand
Argand diagram
Argand plane
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