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顶驱钻机
释义
顶驱钻机
Encyclopedia
理学
钻机
释
top drive rig
顶驱钻机
采用顶驱结构型式,通过升降系统控制钻压,可接立根钻进的钻机。
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Qingzhou Museum
Qingzhou Scenic and Historic Area
Qingzhou Shi
Qingzhou Statues
Qingzhou Wan
Qing Zhu
Qingzhuan tea
Qingzhuo Qubiqinaila Pian
Qing Zun Lu:Tales of the Song Dynasty
Qing ’s prince Palace
Qin Hailu
Qin-Han literature
Qin He
Qin Hesheng
Qinhuai He
Qinhuai Qu
Qinhuangdao Beidaihe Scenic and Historic Area
Qinhuangdao Museum of Glass
Qinhuangdao Sea Sports Playground
Qinhuangdao Shanhaiguan Great Wall Museum
Qinhuangdao-Shenyang High Speed Railway
Qinhuangdao Shi
Qinhuangdao Tang River Park
Qin Hui
Qin Hɑn
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