holm 发表于 2015-4-24 23:11 " `( z; k0 b2 U3 [" A4 t, T% m线切割效率低,不适合量产,折弯成型后,冲裁模,中间支撑,从两侧同时冲孔,0.05同轴度实现的机会很大