(dng)ǰλã > СdB
dBl(f)ȫ
dBһNl(f)Ƕӵ҂(yng)ԓ^(gu)ȉԷֹdBİl(f)ٴΰl(f)
ȣnj(do)°dBl(f)Ҫԭ֮һ^(gu)ȾoͻȻܵ@L(zhng)^(gu)d^ŭȾ̼̈́(chung)(hu)(do)w(ni)C(j)Ɂyl(f)KⲻeͻȻֻ@ǰdBֱԭ
XҲnj(do)°dBl(f)Ҫء@Xl(f)X|(zh)λYXͨY(ji)(ji)ӲXѪBX[ԭl(f)ԻD(zhun)[B(ni)ȾNXסXĤXē[Xx(chng)Xx(chng)BXa(chn)B(ni)Ѫ[XNBX(f)ςXѪܼXѪW(wng)ĤǻѪXX(dng)}X(dng)o}εԼ׃Լ簢ĺĬl(f)ӲƤ˲ȡ
ȫϵy(tng)ԼҲl(f)dBȱеһNҊ(jin)ԭϢһ̼жķΏ(f)KȣxԼѪǡѪ}ͪYY(ni)ڼנٹܜpˡȍuѪܼ簢-˹CѪXжԼЙC(j)жijЩؽжȡ
zҲcdBİl(f)P(gun)mȻdBڶ(sh)r²zٔ(sh)r´ڲڵzӰӰ푴СcԭP(gun)dBԭl(f)Hеİl(f)ʞ3%4%^l(f)ԻЄt0%1%ԭl(f)Ӱ^ѪP(gun)ϵԽl(f)ԽĸpаdBһ(g)ӻаdBİl(f)ʿ_(d)20%
ͬgεIJҲͬdBɰl(f)ڸ(g)gMͯİl(f)ʸڳˣSgL(zhng)SXѪܼĺĬ(jng)ϵy(tng)Լ˵İl(f)ֳʬF(xin)څ(sh)ͬgMİl(f)ԭҲMͬ
˽dBİl(f)ԭ(du)ڻ߁(li)f(shu)ǷdzҪճУ҂(yng)ԓA(y)@Nİl(f)^(gu)ĉʹ̼õweOcw呟ͨ^(gu)@ЩŬ҂܉һ(g)δ(li)
P(gun)
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Td(f)l(f)ԭdB(jng)ϵy(tng)гҊ(jin)Ķl(f)ֻίЧSr(sh)gγBdBJ(rn)dBDz֮Y
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l(shu)ϰdBװl(f)ȺdBһNκgl(f)ļ(du)ͯˁ(li)f(shu)ǰdBĸΣȺmȻdBԭNY(ji)(li)
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СdBȫλcA(y)֮ӵĽһֱÿ(g)L(zhng)dzP(gun)ĵĆ(wn)}Ȼ(li)ͯdBİl(f)ʲoͯĽ(li)˘O{ܶ
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ϾW(wng)r(sh)g^(gu)L(zhng)cdBP(gun)ϵcA(y)֮ڮ(dng)Ϣٰl(f)չĕr(sh)ϾW(wng)ѳɞ˂eʘ(l)һNҊ(jin)ʽȻL(zhng)r(sh)gϾW(wng)ܕ(hu)l(f)һЩ(wn)}֮һ
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dB(wn)}ҽchdBҊ(jin)ļ߳F(xin)@N(yng)eOίҵίԱCߵĽаdB