Last Updated：2025/12/05
Sentence
掘削作業チームは作業を続行する前に摩耗したローラコーンビットを交換した。
Quizzes for review
The drilling crew replaced the worn roller-cone bit before continuing the operation.
See correct answer
The drilling crew replaced the worn roller-cone bit before continuing the operation.
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Related words
roller-cone bit
Related Words
English - English
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