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Sݳ͹܇SҜ\܇Σ

r(sh)g2018/7/13 16:13:58 g[ Դ͹܇

 

Sݳ:Ҫ܇(du)˂Σ!ΣǶ෽,H(du)˂͹ɘOɔ_,Ӱ˂Մ˼,Ӱ˵˯,ʹˮa(chn)(yng)tg,Чʽ,ɢע,¹,(yn)صrʹ˵ ͽܵp.ď(qing),lÕr(sh)gL(g)С,tΣ(yn).y(tng)Ӌ(j)Yϱ, 80dB(A) µ(hu)Զ@; 80dB(A)~85dB(A) (hu)p΢ p; 85dB(A)~100dB(A) (hu)һ(sh)Զ@; 100dB(A) ϕr(sh),(hu)ஔ(dng)(sh)Զ@.ڛ]˼(zhn)r,(qing)ȘOߵı ( ͻȻڱըr(sh) ) ʹ һ˲gÆʧ,a(chn)Զ@,@r(sh),˵ Xٌ܇(yn)؄(chung).

ͨ(du)wӰǶ෽.˵И(jng)ϵy(tng),ʹ˂XƤӵd^cƽʧ{(dio),(do)—l䮐,ʹXѪ܏⵽p.@Щϵ׃,܉֏(f)ԭ,r(sh)gһ,͕(hu)(do)²ϵ׃,ʹˮa(chn)^ʹXÛQʧߡӛ˥˺ȫƣoȰY.ЋDLڳ^܇v,(hu)ͨ^И(jng)ϵy(tng)Ӱ̥l(f).

܇͹܇{TͳˆTƣ,Ӱ͹܇񂰲ȫ.һ,(du)ϵy(tng)Ѫϵy(tng)ҲЇ(yn)زӰ,(hu),ʳ,ćI,Ķ(do)θθİl(f),ʹѪ(dng)}Ӳ͹IJİl(f)ʱr@.(du)ҕXҲ(hu)ɲӰ.

܇o玧ˬF(xin)|(zh),ͬr(sh)Ҳ˭h(hun)•Ⱦ(hu)}.܇mԵҪu(png)r(ji)ָ(bio),܇Ҳ(hu)ں̶ܴϷӳa(chn)SҵO(sh)Ӌ(j)ˮƽˇˮƽ.,܇*ˮƽҲ܇O(sh)Ӌ(j)׷ķ.
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