pilot holes的意思|示意
美 / /
英 / /
导孔；导向钻孔；定位孔
pilot holes相关短语
1、 three pilot holes construction 三导洞施工
pilot holes相关例句
Matching pilot holes were drilled into the spacers, but not into the base plate.
匹配试验钻洞的间隔, 但不能进入底板.
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