It is a very complicated problem to analyze the stress of combined matrix, and the key point related to die life is to do it's precise analysis.

组合凹模的应力分析是一个非常复杂的问题，对其进行精确分析是解决模具寿命的关键。

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While insuring curriculum course content systematic, to stress on key point of each chapter in teaching and list the knowledge spot in lesson plan.

在保障课程教学内容系统性的同时，每章重点突出，教案中列出知识点。

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While insuring curriculum course content systematic, to stress on key point of each chapter in teaching and list the knowledge spot in lesson plan.

在保障课程教学内容系统性的同时，每章重点突出，教案中列出知识点。

youdao