求翻译：提高冲压模具使用寿命是当今世界的一项重要课题。也是一个复杂综合性的课题。诸如冲压工艺的安排， 冲压模具材料的选用及材料的热处理， 模具结构和精度的设计， 冲裁间隙的选择， 冲压设备的精度和刚度， 模具的刃磨和使用维修等问题， 都是直接影响冲压模具使用寿命的因素。只有对上述问题进行综合研究， 从中抓住其主要矛盾，才能有效地保证冲压模具的使用寿命，从而获得效好的经济效益。是什么意思？

Stamping die life is an important topic in today's world. Is a complex integrated issues. Arrangements such as stamping process, stamping die material selection and heat treatment of materials, mold structure and the accuracy of design, the choice of blanking clearance, accuracy and rigidity of the

Increase punching mold life in the world today is an important topic. It is also a complex integrated topic. Such as punch, punch down the process of mold materials selected and the heat-treated materials, the mold structure and precision of the design, and the clearance of the punch, and select the

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Improve the die service life is an important topic in today's world. Is a complex and comprehensive subject. Arrangements such as the stamping process, stamping mold material selection and heat treatment of materials, precision of die structure and design, selection of blanking clearance, stamping e

正在翻译，请等待...