增大比例因数

scale-up factor的用法和样例：

例句

Finally, the torsion vibration nature frequency and torque amplitude factor of a rolling mill are calculated by using finite element method.最后使用有限元法计算了某钢厂冷轧机主传动轴系的扭振固有频率和转矩放大系数。
A cylindrical and conical composite horn is designed theoretically to improve its shape coefficient, increase its amplification factor and so on.摘要为了改善变幅杆的形状因数，增加放大系数，用解析法设计了一种圆锥过渡复合变幅杆，计算了它的动力学参数。

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