如图所示为一列简谐横波某时刻的波形图波传播的速度为20ms若以此时刻之后01s开始计时则a点的振动图象应是图中的 A.b.c.d Template




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Try and sketch some of theseSteam shovel, Limousine, Truck, Pouch, Chicken chook, Bed, Ivy, Mobile, Bell, Cliff, view more ideas


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tomski如图所示为一列简谐横波某时刻的波形图波传播的速度为20ms若以此时刻之后01s开始计时则a点的振动图象应是图中的 a.b.c.d coloring