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ĵֻһ̫תľŴ֮һѧΪתγɵġݹƣԼγ45ǰ
Լ10,832뾶6,378뾶6,357ƽܶˮ5.5Լ5.976x1021֡
ΧдȦΪü㡣һرԼ1,600һǶ㣬ڡرΪ51,100ƽкԼռİٷ֮ʮˮڵɹ̬ʯ󣬾ѧӦγɵġ
һϣԼסһʮֶ鶯ǧ֣Ҳаǧ֡ԣĻ档ЩŶص̬ȤϰԡǹͬḻĵԴ
ɫϣҡ֮֮һֱõδô͸дԵͶ͸ŴȻԼм԰ȻЩΪȾƻ˴Ȼļ԰ʧ⡣
ɭȻҪԴ֮һ, ǡȻܵҡĿǰ80%ԭɭ⵽ƻģֲڶʧ
ʧٶȳȻ10001300У5400ֶѾʧݲȫͳƣֹ21ͣ11%25%Ĳ鶯34%
2000֪139ࡢ110ֲ鶯ˣн1/3ڽʮʧġ10ǰƽÿ4һֶÿ4СʱϾԶʧȥһ顣
滷ά̬ƽ⣬߿ɳչĵ·ѳΪҹĻ֮һʵһĿĻ;˷չ߿ѧˮƽ⣬ڹڱʶߺ͸ж

