如图是两种声音在示波器上显示出来的波形.下列说法中错误的是 A.a的音调高于b的音调b.b的音调高于a的音调c.a的响度大于b的响度d.a Template




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tomski如图是两种声音在示波器上显示出来的波形.下列说法中错误的是 a.a的音调高于b的音调b.b的音调高于a的音调c.a的响度大于b的响度d.a coloring