1{(dio)C(j)bǰ(yng)xðbλbλõĴ_ҪM{(dio)İbҪDzܮa(chn)ܹMh(yun)x˂cĿg?yn){(dio)^ҲһЩx˂h(yun)һЩ˂ӰҲСһЩ
{(dio)ԣṩ_(d)78.4PaęC(j)o_C(j)ɢЧM(jn)ļg(sh)(yu)L(fng)O(sh)Ӌ(j)ʹL(fng)ӡC(j)oߵͬr(sh)\(yn)D(zhun)׃XԄӛߜضȳF(xin)ĕr(sh)g8Сr(sh)֮o\(yn)D(zhun)ģʽھS9Сr(sh)֏(f)ģʽͨ^˵O(sh)ãǴVRVC(j)ҹg\(yn)D(zhun)H45dB(A)
2҃(ni)C(j)
A҃(ni)C(j)xڿ{(dio)҃(ni)C(j)xϣһҪ(j)҃(ni)ĵrxҪäĿx(ni)C(j)oԽԽL(fng)ҲԽԽãxoͲxͨ͵ģҪߵĈxoͲxoġ{(dio)o҃(ni)C(j)ֻ24DBXÿ{(dio)Ĵ
B҃(ni)İbcO(sh)Ӌ(j)L(fng)ʽ҃(ni)C(j)O(sh)Ӌ(j)r(sh)L(fng)ܵģòҪֱ»L(fng)@ӴL(fng)Ҳ̫bҲҪһҪpL(fng)C(j)cL(fng)֮gܛB(ni)C(j)cˮgܛܣL(fng)Ҫ̶õȵ@āԴ֮һ
һƪ
{(dio)bҪЩE
һƪ
{(dio)ӷ(ý)ôӲ