如图所示在探究音调与�率关系的实验中.实验结果记录在表中结论是音调的高低与振动的快慢有关振动的越快音调越高.实验时要注意拨动钢尺的力度 Template




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tomski如图所示在探究音调与�率关系的实验中.实验结果记录在表中结论是音调的高低与振动的快慢有关振动的越快音调越高.实验时要注意拨动钢尺的力度 coloring