冲压过程 meaning in English

punch progression

Numerical simulation technique can be used for simulating the practical pressing process , and improving the die designing and machining technologies
利用有限元数值模拟的方法可以对实际的冲压过程进行模拟，达到改进工艺与模具的目的。
But in automobile body cover ramming process the technical difficulty is the ramming craft formulation and the mold designs . reasonable ramming craft and high grade mold , not only can improve the pressing part quality and productivity , also reduces the waste product rate
而在车身覆盖件的冲压过程中其技术难点是冲压工艺的制定和模具设计,合理的冲压工艺及高质量的模具,不但能提高冲压件质量,还能提高生产率,降低废品率。