chāo shēng
意思解释：（Supersonic）与声具有相同的物理性质但频率高于人耳听力范围的波动现象。
研究超声现象，即每秒钟振动二万次以上，超过人类所能听见的最高频率振动波的科学。广泛应用于飞机导航、航海探测、鱼群探测以及医疗上的消毒和疾病的检查治疗等部门。…
Study supersonic phenomenon, namely per sec. is oscillatory 20 thousand above, the science of the wave of highest frequency vibration that exceeds the mankind to be able to hear. Wide application is navigation of Yu Fei machine, nautical explore, school is explored and the branch such as the examination cure of the disinfection on medical treatment and disease. ...
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