... 调相制记录（法） phase modulation recording 调谐音 tuning note 调整服务数字 justification service digit ...
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调谐音或波形能发生谐波共振的时候这些才会出现。
The nature of the wave motion in sound can be made clear by considering the tuning fork.
叙述了双端调谐音叉石英振梁式重力传感器的结构和工作原理。
The structure and operation principle of a double-sides tuning fork quartz vibrating beam gravity sensor was introduced.
当第二个音叉被调谐到与第一个音叉调谐音或波形能发生谐波共振的时候这些才会出现。
This occurs only when the second fork is tuned to a resonant harmonic of the first tuning fork's note or waveform.
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