| 1. | The effect is termed harmonic distortion .
这种作用就称为谐波畸变。
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| 2. | It is made up of a superposition of harmonics .
它的谱由一组线条组成。
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| 3. | The system executes simple harmonic motion .
此系统产生简谐运动。
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| 4. | It is also called a harmonic equation .
它也被称为调合方程。
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| 5. | These are called spherical harmonics .
这些叫做球谐函数。
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| 6. | In the dynamic case motion is often harmonic .
在动态情况下，运动通常为谐运动。
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| 7. | Thus a smaller membrane gives off a higher first harmonic .
较小的膜发出较高的第一陪音。
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| 8. | For a harmonic oscillator the energy levels are evenly spaced .
对谐振子来说，能级是等间隔的。
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| 9. | The balance wheel of a watch is a familiar example of angular harmonic motion .
钟表的摆轮是角谐运动的常例。
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| 10. | No atom behaves precisely like a classical harmonic oscillator .
任何一个原子的性能都不会同经典谐振子完全相同。
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