Commonly used in rough machining are castings, forgings, profiles and welding parts.

机械加工常用的毛坯有铸件 、 锻件 、 型材及焊接件.

Rough machining and semi - finishing of the material in its soft ( annealed ) condition.

在软 ( 退火 ) 工况下材料的粗加工和半精加工.

Finishing machining and rough machining for numeric control turning ellipse curve are investigated through four arc approximation method and the macro program method.

从四弧逼近法和宏程序编程方法两方面对数控车削椭圆曲线的精加工和粗加工进行了探讨。

An automatic code generation algorithm for three axes NC rough machining of scattered data is introduced.

介绍一种用于离散数据的三轴数控粗加工代码生成算法.

A new method for generating tool paths for rough machining of sculptured surface is presented in this paper.

提出一种新的雕塑曲面数控粗加工刀位规划方法。

Simulation and experimental results showed that the impeller parts rough machining efficiency was improved by this method.

结果证明，该方法在一定程度上提高了叶轮零件的粗加工效率。

This design is clear about the hole and the plane processing divides the rough machining and the precision work stage guarantees their processing precision.

本设计将孔与平面的加工明确划分成粗加工和精加工阶段以保证它们的加工精度。