-> dB
dBκÆ
r(sh)g2014-1-5 22:13:16 dBt(y)Ժ
ܶ˶֪dB˂fΣԺܶĶҪ˽dBκÆ҂ҪJ(rn)˽@Щ@Щx҂h(yun)h(yun)҂һҪJ(rn)˽@ЩdBx˂h(yun)h(yun)@ӌ˂fЎ҂ҪԔ(x)ĽBһ°dBκÆ?
ҽBf60%İdB(jng)m(dng)ίȬ20%25%Ļ߰l(f)ܵõֻֿмs10%15%Ļ߰l(f)Ʋã@Щ˲džμdBϲһЩ(jng)ϵy(tng)dBκÆ?ͯ(jng)ϵy(tng)ڰl(f)һЩ(dng)r(sh)ƲõİdBSgLD(zhun)еһЩͯdBl(f)ʹίҲϣSgLȻȬôdBԏص?
Rˎ(dng)}еĻ߶ݚD(zhun)t(y)sƲ˰l(f);еĻ߶NdBˎͬr(sh)(yng)ãdBκÆ?@Щˎ_(d)жˮƽʹdBòܺõؿsˎĶ;еһNdBˎδЧҲ֓QһNBˎίҲoȡúܺõίЧ
]dBˎĶãxƫˎί҂l(f)F(xin)锵(sh)ٵ"ˎ"һNNˎɷеˎҲdBκÆ?ѼLxt(y)ίһҪˎɷҎ(gu)\мLܽ^ʹκοdBˎʹlm(x)@ɇ(yn)صXp硢cʧȡҊʹÿdBˎdzҪ
dBίһҪˎͬlQˎƫ"ˎ"ܽ^ˎr(yng)YmLίһλ^(yn)B(yng)İdBƌʹһ
(jng)^Ԕ(x)ĽB֮҂ґ(yng)ԓ֪dBκÆˣ@(g)}Ĵ𰸴ҿ϶֪˂˂ҪW(xu)A(y)ί҂ҵ߅@ЩDZ^Ҋģ҂Ҫ@ЩҊļM(jn)˽@ӌ˂fЎģκΆ}ֱԃ҂Č
аdBĆ}ՈԃھҞ