ˆλ
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λ
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BT(mn)˹حh(hun)Ƽ˾I(y)ΣF(xin)u(png)r(ji)
(xing)Ŀ(jin)
BT(mn)˹حh(hun)Ƽ˾º(jin)Q(chng)ˆλλڏBT(mn)к^(q)d·31̖(ho)A201-A208˄˾ע(c)Y1020f(wn)Ԫţ19990421y(tng)һ(hu)ôa913502007054088232ˆλ19994Ͷa(chn)\(yn)F(xin)ˆλMbھ(xin)O(jin)y(c)ϵy(tng)s50
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2023-2-14
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2023-2-16
ˆλڵҪI(y)Σؼzy(c)Y(ji)
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zy(c)Y(ji)
ˆλa(chn)^(gu)ІT|40hЧ(j)ֵ85 dBAϡ(chng)кI(y)|ֵ 2 ءGBZ2.2-2007Ҏ(gu)Ľ|ֵҪ
u(png)r(ji)Y(ji)Փͽh
u(png)r(ji)Y(ji)Փ
Y(ji)ԓˆλa(chn)I(y)ΣغI(y)Σصęzy(c)Y(ji)ԓˆλ(yng)I(y)ΣһL(fng)U(xin)ȼ(j)M(jn)й
ˆλa(chn)^(gu)䌍(sh)ȶI(y)l(wi)ƶP(gun)I(y)Σo(h)ʩͱ(bo)Ľha(chn)rI(y)Σo(h)O(sh)ʩ\(yn)_ʹЧĂ(g)˷o(h)Ʒrˌ(sh)H|I(y)ΣصĝȺ͏(qing)܉I(y)|ֵ(ni)ɷχ(gu)P(gun)I(y)l(wi)(bio)(zhn)Ҏ(gu)Ҫ
h
I(y)l(wi)ˆλ(yng)(yn)ƶI(y)l(wi)ļӏ(qing)I(y)l(wi)_(xing)ƶȵ䌍(sh)
ՙzy(c)g(sh)˾ (qun).}ICP19021662̖(ho)-1