[化] 齿轮速比; 齿轮传动速比; 齿轮齿数比

gear ratio的用法和样例：

例句

用作名词(n.)

To perform the gear ratios synthesis, the exact solution of gear ratios is obtained from the kinematic equation and the geometric constraint of each basic EGM.运动综合时，精确的齿数比可以从每一个基本周转轮系的运动学方程和几何约束方程中求出。
Only transformer coupling can contribute to the voltage gain of an amplifier by virtue of a stepup turns ratio.只有放大器耦合方能通过开压匝数比提高变压器电压增益。

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