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单词
drilling
释义
drilling
Encyclopedia
工学
岩石破碎
释
drilling
钻眼
用凿岩机具在矿岩中钻凿炮眼的过程。
工学
岩石破碎
释
drilling
凿岩
用凿岩机具在矿岩中钻凿炮眼或炮孔的工序。
工学
钻前工程
释
drilling
钻进
利用钻井工具破碎井眼内的岩石或其他介质,使井眼不断深入的井下作业。
工学
爆破作业
释
drilling
钻孔
在岩石中钻凿出符合设计要求炮孔的工程技术。也指钻头钻入地下岩层形成孔洞的过程。又称穿孔。
Physics
drilling
钻孔
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hydropower development planning of Songhua rivers
hydropower development planning of the middle and lower reaches of Lancang River
hydropower development planning of the middle and lower reaches of Nujiang River
hydropower development planning of the middle reaches of Huanghe (Yellow) River
hydropower development planning of the upper reaches of Huanghe (Yellow) River
hydropower development planning of the upper reaches of Lancang River
hydropower development planning of Wujiang River
hydropower development planning of Xiang,Zi,Yuan and Li rivers
hydropower development planning of Yalong River
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hydropower engineering
hydropower planning
hydropower planning of river
hydropower resources
hydropower resources of China
hydropower resources of ocean
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