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声现象根底测试题〔参考答案〕DIV.MyFav_1283135835034P.MsoNormal{TEXT-JUSTIFY inter-ideograph;FONT-SIZE
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10.5pt;MARGIN OcmOcmOpt;FONT-FAMILY宋体;TEXT-ALIGN justify}DIV.MyFav_1283135835034DIV.Sectionl{page Sectionl}振动水〔空气〕响度音色振动介质固体振动真空音调音色音调振动传播过程.传递信息响度快高空气340声波固体可以传声,人类可以利用骨传导来感知声音CBDBBCCDAC声是由物体振动而产生的声可以传递能量,声可以在空气中传播逐渐减弱至停止重新听到铃声空气可以传声,而真空不能传声一真空不能传声,频率越大音调越高1360m3910m/s。