cylindrical cotter是什么意思

用法例句

In this paper, the precise measuring system for cylindrical cotter with no - contact is introduced.

介绍了圆柱销的无接触精密检测系统，阐述了其光学系统、信号处理系统的工作原理。

Numerical-control processing of a group of high precision cylinder pin hole;

一组高精度圆柱销孔的数控加工