手摇钻也可以减少导针在舟状骨内折断的风险。

Hand drilling also decreases the risk of breaking off a guide wire in the scaphoid.

youdao

本文以臂摇钻床为例，说明了通用机床主传动系统优化的设计方法。

This paper accounts for the method of the optimum design of the main gearing system for universal machine tools, taking the radial drill for example.

youdao

本文以臂摇钻床为例，说明了通用机床主传动系统优化的设计方法。

This paper accounts for the method of the optimum design of the main gearing system for universal machine tools, taking the radial drill for example.

youdao