零件上比较精密表面的加工，经常是通过大型车床加工、半精加工和精加工逐步达到的。
整体式铣刀刀具主要用于叶根型线的精加工及小叶根型线的粗加工。
介绍一种用于离散数据的三轴数控粗加工代码生成算法。
在加工过程中考虑到工件的精度和表面粗造度，分粗加工和精加工。
在数控加工过程中，粗加工往往要占去大部分的加工时间。
实现了递归分割曲面模型数控粗加工和精加工的刀具轨迹生成。
1·By comparing the least distance between subdivided control mesh and limit surface with rough machining allowance, the uniform subdivision depth was determined.
该算法以细分后的控制网格与极限曲面之间的最小距离和粗加工余量作比较，确定均匀细分次数。
2·Rough grinding with constant loading force and high-speed heavy-duty is the basic process for large steel conditioning and heavy roll rough machining.
恒加载力高速重负荷荒磨是大型钢坯修磨和重型轧辊粗加工的基础工艺。
3·These properties make this kind of material grades of tool material is used for rough machining of hardened steel and pearlitic gray cast iron.
这些性能使得这种材质等级的刀具材料被用作粗加工淬硬钢和珠光体灰铸铁。
4·The machining precision of the hole is divided into rough machining and precision machining stage.
并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孔系加工精度。
5·Installation and debug of rice bran rough machining equipments has been finished, and rice bran oil and cake have been produced.
现已完成米糠粗加工设备的安装、调试，生产出米糠油、米糠粕。