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Terms for subject Drilling containing 失效 | all forms | in specified order only
ChineseEnglish
井下动力钻具马达失效downhole motor failure
井下钻具失效downhole tool failure
失去功效的disfunction
失去效用extinct
失效malfunction
失效ineffective
失效disfunction
密封失效seals failure
技术失效technical failure
磨损失效wearout failure period