1·This new sort of punch could stamp out 3,000 bonnets an hour.
这种新型冲床每小时可冲压出三千个汽车引擎盖。
2·Different machines are usually composed of several limited common structures, for example, the main structures of gas engine, compressor and punch etc are crank-slider structures.
不同的机器往往由有限的几种常用机构组成，如内燃机、压缩机和冲床等的主体机构都是曲柄滑块机构。
3·The procession code program of nc punch press is the key to nc-machining.
数控冲床的加工代码程序，是数控加工的关键所在。
4·This article introduces an overall design plan, mechanical construction design, the operational effect and the main technical properties of the punch.
本文介绍该冲床的总体设计方案、机械结构设计、使用效果及其主要性能。
5·The punch refitted with microcomputer numerical control is suitable for the shaping of thin metal plates by punching, which requires moving along two-dimensional path and locating accurately.
这台改装的微机数控冲床，适用于需要沿两维路线移动并精确定位的金属薄板冲压成型。