很有意思的测试,只有达到琴板的振动频率时,琴板的波节线才清晰成型;比如:琴板是170Hz, 上、下相差1Hz振动都不充分,波节线不清晰。这样可以把琴板修饰到我们想要的音高。
http://www.tudou.com/v/DGzLar4vvbA/&rpid=86282358&resourceId=86282358_04_05_99/v.swf
http://www.tudou.com/v/QvhpQrVAhss/&rpid=86282358&resourceId=86282358_04_05_99/v.swf
http://www.tudou.com/v/u6VvSkA_P-A/&rpid=86282358&resourceId=86282358_04_05_99/v.swf
http://www.tudou.com/v/m7k0xM6vLkw/&rpid=86282358&resourceId=86282358_04_05_99/v.swf
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