Popping frequency (11) The lowest resonance of a brass instrument mouthpiece.
突出频率(11)铜管乐器吹嘴的最低共振频率。
A thin board forming the upper portion of the resonant chamber in an instrument, such as a violin or piano, and serving to increase resonance.
乐器的共鸣箱的上面部分的一种薄板，如小提琴或钢琴中者，用于增大响亮程度。
A new method for measuring waveguide wavelength using microwave paramagnetic resonance instrument was studied.
探讨了一种利用微波顺磁共振仪测量波导波长的方法。
The resonance modulator changes the weight of the plates and in turn affects the tone of the instrument.
共振调节器改变音板的重量也就影响到乐器的基音。
Removing the lacquer from an instrument creates a very free blowing resonance;
去掉漆的乐器创造出非常自由的吹奏共鸣；
Removing the lacquer from an instrument creates a very free blowing resonance;
去掉漆的乐器创造出非常自由的吹奏共鸣；
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