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单词 Acoustic energy
释义

Acoustic energy

原声例句
CNN 听力 2014年7月合集

Acoustic energy, sound through the water, is greatly affected by temperature, pressure and salinity.

声能, 声音在水中, 明显地受到温度、压力和矿化度影响。

经济学人-科技

The acoustic energy from the echolocation is thus absorbed.

这样,回声定位产生的声能就会被吸收。

中文百科

声音 Sound

(重定向自Acoustic energy)
鼓利用其振动的薄膜,可以产生声音
红:次声波、蓝:可听声波、绿:超声波
美国空军F/A-18黄蜂式战斗攻击机速度突破音障,因空气周围压力的降低,因此水份凝结形成水蒸汽锥(即普朗特-格劳尔奇点)[3][4]
人耳

声音是通过物体振动产生的声波。是通过介质(空气或固体、液体)传播并能被人或动物听觉器官所感知的波动现象。

声音的频率一般会以赫兹表示,记为Hz,指每秒钟周期性振动的次数。而分贝是用来表示声音强度的单位,记为dB。

英语百科

Sound 声音

(重定向自Acoustic energy)
A drum produces sound via a vibrating membrane.
Spherical compression (longitudinal) waves
Figure 1. the two fundamental elements of sound; Pressure and Time.
U.S. Navy F/A-18 approaching the sound barrier. The white halo is formed by condensed water droplets thought to result from a drop in air pressure around the aircraft (see Prandtl-Glauert Singularity).[9]

In physics, sound is a vibration that propagates as a typically audible mechanical wave of pressure and displacement, through a medium such as air or water. In physiology and psychology, sound is the reception of such waves and their pe****tion by the brain.

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更新时间:2025/6/17 23:04:30