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- sound wave speed 波速
- Wave speed equals frequency times wavelength. 波速等于频率乘以波长。
- Where there is a sound,there is sound wave. 哪里有声音，哪里就有声波。
- Where there is a sound, there is sound wave. 哪里有声音，哪里就有声波。
- Sound waves are measured by their amplitude. 声波是根据其振幅来测量的。
- The sound waves from the plane can speed on ahead of the plane. 来自飞机的声波能跑到飞机的前面。
- A device for projecting sound waves, as in a loudspeaker. 角状扩音器一种用来产生声波的装置，如扬声器
- The joyous sound wave drifted through the golden evening mist. 欢愉的音波，在金色的暮霭中游泳。
- By sweeping a laser along the pipe to change the local wave speed, physicists might be able to create a horizon. 将雷射沿著管路扫过，可以改变局部的波速，运用这种方式，物理学家也许可以创造出视界来。
- The whale looks for food using sound waves. 鲸鱼通过声波寻找食物。
- Broadband A band of light wave or sound wave with a wide range of frequencies. 频率范围广的一段光波或声波。
- Short sound waves bounce off even small objects. 短声波即使遇到小物体都会产生回音。
- Sound waves impinge on the eardrum. 声波撞击着耳膜。
- The the-oretical and practical significance of the"wave speed theory of flow limitation"proposed by Dawson is preliminarilyidentified by these facts. 这一事实也初步验证Dawson等提出的“流量限制的波速学说”的理论和实用意义。
- They were studying the reflection of sound waves. 他们在研究声波的反射。
- The atmosphere is a medium for sound waves. 大气是声波的传播介质。
- The weathering of rock are zoned in terms of the ratio of wave speed, integrality index of rock mass and rock quality index. 运用岩体波速比、岩体的完整性系数、岩石质量指标分别对岩体风化进行了分带；
- Sound waves are measured by their amplitude . 声波是根据其振幅来测量的.
- Sound waves cannot travel through a vacuum. 声波在真空中无法传播。
- Perception of or response to sound waves. 感声，音感受对声波的感觉或回应
