英语词汇“drill stem”的翻译、意思、用法、释义-英汉汉英双解词典-良福网

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词汇	drill stem
释义	drill stem 基本例句钻杆 The drill pipe that was broken has been found.断了的钻杆被找到了。 Drill pipe threads are not cleaned in that way.钻杆丝扣不是那样清洗的。
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