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單詞乎

center punch

center punch是什么意思、center punch怎么讀

center punch漢語翻譯

【電】 沖心機(jī)

center punch英語解釋

名詞 center punch:

  1. a tool with a conical point that is used to make indentations in metal (especially to mark points for drilling)

動(dòng)詞 center punch:

  1. make a small hole in something as a guide for a drill
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糾錯(cuò)