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【福建省龙岩市2016年高中毕业班3月教学质量检查理科综合】(5分)如图为沿轴负方向传播的简谐横波在时刻的波形图象,、两个质点的平衡位置分别为、;图为轴上某质点的振动图象,由图象可知,下列说法中正确的...

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