关于声现象的下列说法中正确的是 A.声音在不同介质中的传播速度相同 b.如果音调和响度相同声音�们就无法分辨 C.只要物体在振动�们就能 Template




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tomski关于声现象的下列说法中正确的是 a.声音在不同介质中的传播速度相同 b.如果音调和响度相同声音�们就无法分辨 coloring