一齿差行星齿轮系可调珩磨头，可调范围大，调整方便和微调性能好；

The honer can be easily adjusted in a bigger range, especially good for micro adjustment ;

youdao

一齿差行星齿轮系可调珩磨头，可调范围大，调整方便和微调性能好；

The honer can be easily adjusted in a bigger range, especially good for micro adjustment ;

youdao