-> dBô
냺dB͵P
rg2013-12-30 20:57:20 dBt(y)Ժ
ÿһ˶֪ΣԺܶՄĕrĘɫ͕׃ڋ냺dB͵P@}ǺܶdBLҪ֪ܶСdB_鸸ĸҪMίdBҪdBM˽ô냺dB͵P?
dBһNΣ^ҳҊľ@Nİl(f)oɺܴĂSİl(f)չ냺dBҲԽԽ࣬ô냺dB͵P?
1a@nj냺dBFҊ
2Xl(f)ȫҪXl(f)tXήsȡ
3Ҫ_];
4XѪܲСѪܻήa냺dYͨ^Ҋ
5z냺dB͵P?dBߵŮl(f)dBĸǰٷ֮
6XѪxXx냺dYһ㲻Ҋ
7ԼXXeˮȾɫw
8B[С[һ^Ҋ
9£ܶċ׃ðl(f)½
10NXסXĤXē[˕һЩTĴʹ°dBİl(f)
σݾnjڋ냺dB͵PĽBLьdBIJҲԓ˽˂fdBһdzĿֵ֑ļڰdB҂ҸҪJM˽ģdBҪкõTõʳTڰdBίһҪxһҎ(gu)t(y)Ժ
аdBĆ}ՈԃھҞ
һƪ: ʲôֻҹg˯Xr鴤
һƪ: 30qŮͻdBʲôԭ