slip gauge

• 滑规

slip gauge的用法和样例：

例句

1. Check the bit O.D. with a bit gauge.
   拿钻头规来量一下钻头外径。
2. The errors of the stand-off measurement and measurement errors made by pitch diameter gauge and ovality gauge are analyzed and compared.
   分析比较了紧密距测量以及中径和椭圆度量规测量的误差。