[计] 放大系数

amplification coefficient的用法和样例：

例句

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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