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Sound

How Ear Sensitivity Shapes Sound

Description

The human ear does not respond the same way to every sound frequency. Sounds with the same pressure can seem louder or softer when their frequencies change. Ear health also affects this perception, and hearing can decline with age. Regular exposure to loud noises may also damage the ears over time.

Transcript

声波可以根据其响度、音调和音色进行区分。

响度与声波的振幅相关,指的是介质中振动粒子偏离其平衡位置的最大位移量。振幅越大,声音越响。

另一方面,声波在介质中传播的振动频率决定了声音的音调。振动频率越高,音调也越高。

音色是指声波的特性,可用于区分两个振幅和频率相同但声源不同的声音。

例如,吉他和长笛发出的音符即使具有相同的振幅和频率,由于谐波成分不同,听起来也有所区别。这种声音的差异被称为音色、音质或音品。

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