Harmonic Drive is an advanced driving device.

谐波传动是一种新型的传动装置。

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Using the macroscopic nonlinear polarization model, we discussed in detail the dynamic evolution behaviors of opt ioal field in coherent driving intraoavity second-harmonic generation (ISHG).

本文利用宏观非线性极化模型，分析了相干驱动内腔二次谐波过程中光场的动力学演化行为。

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Based on the principle and characteristic of harmonic gear driving, researched the problem about the sharp increase of stress in short flexspline deformation.

从谐波齿轮传动的原理和特点出发，分析短筒谐波齿轮传动中短筒柔轮的变形力和应力急剧增加的问题。

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So here in the G Minor Symphony we feel as--oh, it's so full of tension, angst,anxiety, perhaps passion, it's driving somewhere, and one of the things that's driving it is its accelerating rate of harmonic change.

在G小调交响曲里我们能感觉到，哦，音乐中充满了紧张，揪心，焦虑，甚至激情，这些感情正在向某个方向涌去，吸引它们的力量之一就是不断加速的和声变化率。

耶鲁公开课 - 聆听音乐课程节选