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zheng que bian bie sheng yin de te zheng
Author(s): 
Pages: 102-103
Year: Issue:  Z2
Journal: School Journal of Mathematics

Keyword:  声音发声体音色音调响度振动频率特征吸管解析振动次数;
Abstract: <正>声音有三个特征:音调、响度和音色.音调反映了声音的高低,其大小取决于发声体振动的频率.响度反映了声音的大小,它取决于发声体振动时振幅的大小及距离听者的远近.而音色则反映了声音的音质,它由发声体本身决定.
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