졣ΪϾǣĿǰ˿ѽӽ300˿ڲӣ֮ĵĵŶӤıеŶӤȻӡδԹ¶Ӥ˵dzҪ֮⣬ҪܿƺõĽܸ֮õӦᣬĿǰиۺϸԺеŶڿҽƺͽѵõ㡣˽⣬Ŀǰ˹¶ĸԺֻ߱ܣû䱸ӦҽԱʦҽƿֽʩҲ١ЩͨҽƻýŶӤҲʧȥ˻ָĻᡣӶͯԺбҪһ͵ĹҶͯԺ߶Դ˵̬ҲdzԽʶͯԺ˵һûǹʵʩͯչƻ
ִӱᷢչˮƽۺϿ˿ںʵأҪҪʣʩҪʵã֤½ʩõϡõúáijijڵصijijΪȫΡúĻģ½һʾԹʶͯԺʮֱҪģõǰͯҵҪ塣
2.2 °ʶͯԺڱСߵҪΣۺϸԺΪԭڶԹ¶ȷʵһЩѡȻڸƹ¶Ӥ˺ܴںӿơչͥȷ涼ȡ˽ϺóɼȷһֺΪԭֻڸԺҪһϺõĶͯԺЩӣܿܽ
11
ȨͯΪλȷͯʩֹ²жͯɳص㣬Χƹ²жͯķԸȫ淢չԵؼǿʩܽ裬Ϊ²жͯɳõѧãƹܡͯʩۺϷܣ߱Ϊ²жͯṩϺõԤҽơְҵѵȷΪ¶Ͳмͯͥṩʾָͷá
2.3 ȫϵչḣҵ߹²жͯȺĸͱˮƽչҵļijЧơ̶ųеȳзչҪһʶͯԺijˣĿĽҲʮֱҪԴٽḧˮƽߣٽ̶ij徫趼Ҫ塣
ݼģ
3.1 ĿλչһҵλıƣȫʡȽˮƽijijйʶͯ 3.2 ã
إһ͵ҪԺܰгÿһԳɫΪԵܰ,ϰʩijijʡ÷չˮƽʺϵĶͯԺӦ߱¹ܣ
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Ϊͯṩʳijṩζ ˶ʺ϶ͯ˶ĽΪͯṩġС˶ʩ
֣ҡƹҡ̨ҡСͻȡ ҽƣСҽԺҽԺСҽңƿңҡҩҵƶͯҽƿʩ
ĶңΪͯıṩ
칫ÿ3ͯ1Աǰ칫ʩ
²жͯľסʩ 3.4 ģ
ססͬͯĵΪ10˼ÿɸֹ䡢䡢ҡҵȡ贲λ1000ţ13000ƽס
ָϴ·緿ˮ⡢ֿȣ1000ƽס
ҽһͯרƿҽң贲λ20ţ10000ƽס
һʺϱԺͯѧУ10000ƽס ͼҡҡҵȣ1000ƽס
ٳëȡ
13
칫÷ʳáְסȣ1000ƽס
̻岼Ҫνнֻ̻ʺ϶ͯij
ΪΪͯȫλķҪʹ߱ϸߵķˮĿڽʱӦԡġΪĿ꣬ҪڶԲмͯȷСϵͳءȫʹüϵͳȫ߹
4.1 ſ )
ijijУųijijλijijв潭ΣijijijijԼ40ɡƷ״ijijʡΡáĻġǡǹ½ͨݡϺغҪ֮ͨһ ijijоڵ߶ͣϱвͣòͶɽءꡢڵءƽԭˮ㱸λΪ11158䡪11305䣬γ272055塪280540壬ƽֱϣijijж108ϱݾ81ijijءijijءijijأijijءijijءijijؽ磬ijijijijأijijijijؽȫ5015ƽȫУɽ607.76ƽռ12.12%965.41ƽռ19.25%ڵ1607.39ռ32.05%ƽԭ1406.81ƽռ28.05%ˮ427.59ƽռ8.53%
14