分析了定径过程中钢管内金属流动和弹复行为。
Stress and metal flow in steel tube during sizing process were analyzed.
金属塑性加工的变形过程是一个非常复杂的弹塑性大变形过程。
Metal plastic deforming process is a kind of quite complex and large elastic-plastic deformation process.
柔丝：我不教重金属。我们开始吧，把这个部分重复弹几遍。
Rose: Not in my class. Let's begin. 1 Repeat this a few times.
柔丝：我不教重金属。我们开始吧，把这个部分重复弹几遍。
Rose: Not in my class. Let's begin. 1 Repeat this a few times.
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