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- Some physical phenomena, such as first sound wave, second sound wave, quantum vortex, boiling phenomena and so on, may occur when a heat pulse is released in superfluid helium. 在热脉冲的作用下,发生在超流氦中的物理现象有:第一声波、第二声波、量子涡旋、沸腾等现象。
- The box has spat forth maddening nine- second sound bite. 电视机已经整整吐放了九秒钟令人疯狂的插播。
- second sound wave 二次声波
- 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 box have is spit forth maddening nine second sound bite. 电视机已经整整吐放了九秒钟令人疯狂的插播。
- A vowel may say its second sound if it stands alone in a word. 当元音字母单独在单词中出现时可以发它的第二个音。
- The box has spat forth maddeningnine- second sound bite. 电视机已经整整吐放了九秒钟令人疯狂的插播。
- 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
- They froze as usual when they heard the second sound. 但听到第二种声音时还是像往常一样呆住了。
- The joyous sound wave drifted through the golden evening mist. 欢愉的音波,在金色的暮霭中游泳。
- The box has spat forth maddening nine - second sound bite. 电视机已经整整吐放了九秒钟令人疯狂的插播。
- 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。
- Broadband: A band of light wave or sound wave with a wide range of frequencies. 阔波段: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。
- 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。