s1s2是两个振动�率相同的相干波源它们�出列波长均为l 的简谐横波上面右图中虚线和实线分别代表某时刻这两列波的波谷和波峰下列说法正确 Template




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tomskis1s2是两个振动�率相同的相干波源它们�出列波长均为l 的简谐横波上面右图中虚线和实线分别代表某时刻这两列波的波谷和波峰下列说法正确 coloring