I(y)ǣڹS^(q)Ľge
(li)Դ:http://www.prattandsmith.com/ | l(f)r(sh)g:2025/7/29 | g[Δ(sh)
I(y)I(lng)g(sh)ͨ^(gu)ϸcϵy(tng)O(sh)Ӌ(j)(sh)F(xin)S^(q)ƵͻM(jn)չ
ϼg(sh)
PC
lӽY(ji)(gu)пO(sh)Ӌ(j)^иl6-8mmȌ(sh)F(xin)20-30dBS߅܇(ch)g@˥p
ji˭h(hun)m(qing)_(d)ͨ(sh)ٱwʯ_c(qing)L(fng)12-15mmѣmF·(chng)ȫc
lՃ(yu)wSwSֱsp20%100-500Hzlϵ(sh)0.5-0.6䓏S܈C(j)^(q)8-10dB
g(sh)֬-wS(f)ϽY(ji)(gu)AU@^(q)(yng)ð@ʾ10o(w)Y(ji)(gu)gy(tng)3
ӏ(f)ϽY(ji)(gu)ٴװ+wS+ĭf(xi)ͬã܇(ch)S^(q)l_(d)15-20dB (li)Դhttp://www.prattandsmith.com/
P(gun)I֣,ĵַhttp://www.prattandsmith.com/gongsixinwen/12_10339.html