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钻具故障
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钻具故障
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工学
钻井复杂事故种类
释
drilling string trouble
钻具故障
在钻井施工过程中,井下钻杆、钻铤等钻具因疲劳破坏、腐蚀破坏、机械破坏或事故破坏,造成的机械性能发生改变,发生断脱、断裂、刺穿等现象。
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Kongtong Shan
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Kongwangshan Cliff Inscriptions
Kong Wenqing
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kong Xiangxi Guju
kongxian pill
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Konig eyepiece
Konigsberg bridge problem
Konig's theorem
Konimansuri silver deposit
konimeter
koniscope
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