The control way is able to augment the dynamic performance, decrease the tolerance of gauge, and improve the quality of products.
这种控制方式能够改善系统的动态性能，减少厚度公差，对提高产品质量具有重要意义。
The results show that, impulse and impulse coupling coefficient firstly increase and then decrease with the augment of the dimensionless factor when cone angle is fixed;
结果表明：当锥角固定时，冲量和冲量耦合系数随无量纲因子先增大后减小，极大值对应的无量纲因子仅与气体比热比相关；
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