Last Updated：2025/12/05
Sentence
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The drill crew replaced the worn rollercone bit before resuming operations.
See correct answer
The drill crew replaced the worn rollercone bit before resuming operations.
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Related words
rollercone bit
Noun
alt-of
alternative
Japanese Meaning
『ローラーコーンビット』の別表記。ローラーコーンビットは、掘削作業に用いられるローラーとコーン形状のドリルビットのことです。
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