velocity of sound in air 空气中声音的速率
velocity of sound modified 声速修正
surveying velocity of sound 声速测定
temperature-velocity of sound 温度
compesation of velocity of sound 声速补偿
velocity of light or sound 光速或声速
correction of sound velocity 声速改正 ; 声线修正
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Newton had discovered the isothermal velocity of sound in air.
牛顿发现了在空气中恒温声音的速度。
According to certain research, the spread velocity of sound waves has nothing to do with the speed of the ripples.
研究表明,声波在同一介质中的传播速度和波源的速度无关。
Objective: Study the influence of parameters such as attenuation coefficient, velocity of sound, and temperature of medium on focusing sound field.
前言:目的:研究声衰减系数、声速、温度等媒质参数对声聚焦的影响。
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