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单词
钻杆
释义
钻杆
Encyclopedia
工学
钻杆
释
drillpipe
钻杆
钻井作业中用于延伸井眼、传递扭矩和输送钻井液,并连接钻机地表设备和井眼底部钻磨设备的空心厚壁圆钢管。
理学
孔内钻具
释
drill rod;drill pipe
钻杆
钻探施工中用以连接钻头等,并传递钻压、动力、输送冲洗介质的中空杆件。
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Antalya
Antananarivo Treaty
Antanas Baranauskas
Antanas Venclova
Ant Ant
antapex
antarafacial reaction
Antarctica
Antarctic astronomy
Antarctic Bottom Water
antarctic bottom water
Antarctic Circle
antarctic circle
Antarctic circumpolar current
antarctic circumpolar current
Antarctic Convergence Zone
Antarctic exploration
Antarctic fishery
antarctic icefish fishery
Antarctic Ice Sheet
Antarctic Ice Sheet Divide
Antarctic Katabatic Wind
antarctic krill
Antarctic krill fishery
antarctic krill fishing and processing vessel
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