-> dB
XĤl(f)İdBôί
rg2014-1-4 13:53:13 dBt(y)Ժ
д@ЩDZ^Ҋܶļ҂ f࣬XĤl(f)dBôί@}˂Ҫ֪˂ҪJ˽@Щ@ЩMhx҂Ć}˂fǷdzҪôXĤl(f)dBôί?
Xg(sh)l(f)dBôk?ܶԭ܉dBİl(f)˺߲ܶòСԼ(jng)֮gͻ˰dBF(xin)XǷdzҊļܶͨ^g(sh)XDžs˸ÿµİdBôXĤl(f)İdBôί?
X[HΣ˂wҲɞl(f)˰dBԭ֮һXĤl(f)İdBôί?(j)˽⣬SX[߳ڵİYF(xin)^ʹIµȣB(ni)X߰Y֮ǰdBl(f)ͿԳF(xin)ǣ@ЩX[ױ`\ԭl(f)dB`ί
XĤl(f)İdBôί?X[^l(f)dBIJW(xu)X[ΑB(ti)W(xu)׃(jng)ԪĮλͽY(ji)(gu)ϵ׃һcX[гg(sh)s80%ߵij˰dBl(f)ԭodBl(f)X[g(sh)dBl(f)Ҳ^Ҋl(f)ʞ36%Ŀǰ(sh)W(xu)JX[g(sh)dBԭ֮һg(sh)^XƤ|(zh)pԼg(sh)۵γɵ
σ(ni)ݾnjXĤl(f)İdBôίĽBˣ҂Ҫ˽@ЩҪ@ЩΣ҂Լ҂һҪJ˽@ЩdB҂ԓ˽ڰdBκΆ}ֱԃ҂ČҕoMĻش
аdBĆ}ՈԃھҞ
һƪ: XİdBί
һƪ: XĤ(do)µİdBί