countersink

countersink

['kaʊntəˌsɪŋk]

n.埋头（锥口）钻；尖底惚

v.钻孔装埋，打埋头孔

过去式： countersank 过去分词： countersunk 现在分词：countersinking 第三人称单数： countersinks

英文例句/中文翻译：

1、

the stress in the implants without countersink may distribut more evenly than that in those with countersink.

无防沉装置的设计较有防沉装置者应力分布更均匀。

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2、

a tool for making a countersink.

做螺丝钉孔的工具。

provided by jukuu

3、

an analysis on methods for measuring the countersink height of bolt

螺栓沉头高度测量方法分析

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