spline and keyway milling machine

例句：

1. 1. Thismachine is used for precision machining of splines and keyways.
   这台机器用于精密加工花键和键槽。
2. 2. The engineer designed the machine to meet the specific needs of the spline and keyway milling process.
   工程师设计了这台机器，以满足花键和键槽铣削工艺的具体需求。
3. 3.The machine has a high precision and can be used in various industries for spline and keyway milling.
   这台机器精度高，可用于各种行业进行花键和键槽铣削。