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标题:
1/3倍频程是怎样计算的啊``````````??????????????
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作者:
独孤糊涂
时间:
2005-8-19 13:50
标题:
1/3倍频程是怎样计算的啊``````````??????????????
小的跪求了啊```````!
请各位老大帮帮忙好吗?
作者:
colin
时间:
2005-8-20 08:47
标题:
1/3倍频程是怎样计算的啊``````````??????????????
两个频率之比的以2为底的对数称为频程
1/3倍程是指两个频率f1/f2=1.26
作者:
独孤糊涂
时间:
2005-8-23 14:10
标题:
1/3倍频程是怎样计算的啊``````````??????????????
谢谢了哦`````````````````!
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