notching press是什么意思

用法例句

Its practical utility has been proved by the examples of rope guiding device used in crane and guide slider mechanism used in fine blanking presses.

讨论了螺旋廓线圆柱凸轮机构的运动规律以及从动件和压力角的设计方法,并通过在起重机排绳机构、精冲压力机滑块运动机构中的具体应用说明了螺旋廓线圆柱凸轮机构的应用价值。