_θt(y)Ժ(Oθо)һҌTоίθČt(y)Ժ,Ժʮ,ҪίNβθθθ´YcȸNθc (jng)^30R`о,θ@һζЧ,ЧBԼҪίβʳסθ(\ήs)θʮָcθ´θcɁyθ(jng)ܰYNθc̶ҊЧ20겻Ͱl(f),cƤθճĤDvΘs@_l(wi)t(y)o|M,_пίMλ,_t(y)ԺMλՈՈ()Ո˵ӱƼMߌA|ϢӱՈҕ_ʡҕ_ȶý頎:θЇкÌƳһصθăȿƱد,Ч(jng)jѨλ{Ѩλ-(jng)j-cX(Hо-cX,θcѭh(hun)յȹ)},ϱԺθогɹθϵˎ,ȡt(y)Yϯ˱,ίθ@һβͰl(f)BԼȡͻMչ,ܵʡеıá
Ժ19871990ͨ^880θί35,ɴSL{y(tng)Ӌ:97%,94.8%,20겻Ͱl(f)eǾβ,LPʧڄذY,ڶڃȻ֏ͽgίĝίֿg֮`CԓԺһԻߞЧ鱾ɿŵθt(y)Ժl(wi)ӱʡl(wi)dʡW]ByθǰԺt(y),õȫҲطt(y)λҪԺW(lin)kt(y)ԺθЧѾЇNt(y)Ժȫt(y)ָϵȕ,1990ԓԺЇt(y)ˎ_v,θЧ,
Ժ̎AЅ^(q),e2400ƽ,T\סԺƄθоIJҪȿoЙz늈DBӃȸQRCҵԺgۺRȫzOM,ȫԺȫC,A^(q)һ֪^ߵČt(y)Ժ
4.5
dz