counterbore
音标: [kauntə'bɔ:]
counterbore是什么意思、counterbore怎么读
【化】 埋头孔
counterbore汉语翻译
【化】 埋头孔
counterbore英语解释
名词 counterbore:
- a bit for enlarging the upper part of a hole同义词：countersink, countersink bit