短語詞組短語gear shaker cutting 刨齒機(jī)切gear -cutting machine tender 齒輪切割機(jī)招標(biāo)gear compound cutting consideration 切齒方法gear compound cutting machine 齒輪切削機(jī)床gear shaper cutting 插齒;創(chuàng)齒gear compound cutting tool 齒輪切削刀具gear compound cutting 切齒 返回 gear cutting