英语词汇sealed journal bearing insert bit的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	sealed journal bearing insert bit
释义	sealed journal bearing insert bit 释义密封滑动轴承镶齿钻头行业词典石油密封滑动轴承镶齿钻头???
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英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

sealed journal bearing insert bit