cg(sh)m
jingʽ......
ϼg(sh)ͨ^cY(ji)(gu)(chung)y(tng)O(sh)ʩԴbF(xin)“-l(f)......
"СB"jiataio^(q)տF·(c)ȫFȫ]ϵ......
@ܲĿW(xu)O(sh)ҪǞˑ(yng)ȾijF(xin)Эh(hun)......
ͨI(lng)daoh(hun)ǸM≥35dBϵ(sh)≥0.84ļg(sh)......
ϵĸ߶cO(sh)Ӌֱʽ۱ʽ߶ȣ1-5ףֱӰӰ^(q)ȫ]Y(ji)(gu)......
Ҫķɢڂ^ϕr͕l(f)ɢ......
ƽͨȾҪO(sh)ʩڲϿƌW(xu)ܼg(sh)ͽY(ji)(gu)O(sh)Ӌȷȡ@ͻ......