..ο
ڴΪҳϿͻ
2.3.3 ̨
̨عܰʽ𡢲桢ݵȹܡӪҵͳơӪҵͳơͨͳơײͳơͳơҵͳơǷ˲ѯǷտտѯȡƵϢƷĹάԱͲϢĹ
2.4 ϵͳĿ
ϵͳʵʩӦܹﵽĿ꣺úͼû棬ϵͳѺۣСҵϢʱս˵㵥˵еĿͻʽӦٶȿ죬ȫԸߣ䷽㡣ֶָ֧ʽֽ֧Ʊⵥ˵ȶַʽӦܵؽʹߵͶǿȣͬʱ߹Чʡ[7]ϵͳάɿԡͨԼȫԵص㡣ϵͳṩһȽIJģʽͨϵͳʵʩʹйԱ밴ͳһıȥִвԴٽҵĹ淶ͱҵģںܶʱڿٸƵֵ꣬Ч֧չ
ϵͳ
3.1 ϵͳĹ
ҵճһҪ౨ӪҵʷӪҵþͨ鿴Ӫҵеġյݺ˲صǰϵͳԱIJ̺˽ǰӪҵ״ܼͨ鿴Ӫҵеġʱ˽ǰ״ͨݺ˲˶Ըĵ̵ȡܾ¥澭ͨ鿴ӪҵеʷӪҵϵľߡ[8]磬ʱοڷæʱε֣ƷͳƱ˽ǰIJƷЩ۵ࡢЩ٣ԱҪ̭ЩƷʡɱͬʱҲ֪ʦ´IJƷЩ˴ƴ棬ЩֹͣۡҪѴʱȥͳһʱӪҵܶͨѯӪҵеʵȱѡҪͳƵʱΣϵͳ
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ͿԶͳƳ˽ʱڵӪҵܶӪҵ
3.2 ϵͳİȫ
飬еİȫҪΪ©ͺ©©ƷҪ⣻ڱϵͳõӦƷֹײ©Ԫǧƣ©ҵʧСƿͶ´һ©ɿ⣬ҵܴܵӰ죬ʧ⡣ڱϵͳеԶܼۣʹõǵԵˣڿ̨ʱһҪ¼̨ţֹӦĵԴӡĽ˵ҪһͬʱҪÿһεԱڽʱӡ˵౨ֽͬһԷ˲顣[9]
¥©©Ʒ龭һ㶼ԼѻˣµƵֹһʹóºǰ̨˵أݽңһ壬ҲѸٵˡ¥洮֪ͨ˿ͣдۣ˽ۿۿԱIJ˵˿ʹóõӡܣǰ̨¥ĵԣµٸݸĴӡķֵȺƷĿϲ˵ٴߵIJϵͳԶ¼ÿԱ˵вµҲд˵IJ˵ļ¼ÿԲԱԼĵ¼˺ţ˻˹һ˺ţ¶Լ˺룬¼ϵͳʱԼ˺ŵ¼Աٸ˻ˡ[10]
ϵͳе˺Źǰ̨Ȩȹɸݸ˵ְͬƲͬϵͳȨޣҲԸݸ˵ȨСԸÿĴۺ͵ϵͳģą́áϵͳԱݲʵȶԲݵķ̨з࣬趨ݷ̨ͣᡢɢ̨ȣȻٷֱòӵеIJͬ͵ķ̨Ϣ¼Ϣ̨š̨ǫ̛շѵλշѵ۵Ϣ
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ĿãϵͳԱȸݲʵȶ趨ṩȲˡˡˮԭԼƷȷĿз࣬Ŀ״˵ṹṹȲƣ趨Ŀࡣ趨֮ÿ趨Ŀ[11]趨ÿһĿϢͳһ¼ĿĿšĿơĿƴдĿλĿۼ۸ȡ
ⷿáʵԿƷơλɹԱԱԤϢá
ȨϵͳԱɸݲʵӡɾҡIJԱϢȨޡϵͳͨijԱɲĹģﵽȨޡԱϢԱšԱԱ롢ԱȨȡ áϵͳԱòơݵ绰ݵַͲݱȻϢϢʾϵͳУɸҪӡСƱС
3.3㵥
Ԥҵͨ绰ʵԤȡԤͲ鿴ԤϢܡԤ
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ϢӦ˿ϵ绰ԤʱΡԤ̨עȡԱԻԤϢֻвݻԱͨԤ㵥ҵԱԶָķ̨¼˿Ŀ[12]ֻռûԤ״̬Ϊݵ¼Ʒ¼Ӧ״ṹгвƷ˫ԤƷϵͳʾ¼ƷĬΪսƷ¼˿͵嵥ȥԱԶָ̨гֻܶԶԲûӰ˵ڳҪºۼԱԶѾ¼Ŀķ̨˵IJϵͳĺϢֱӴӡƷӦĴӡȥɳչ˿˵ı仯
ҵϵͳԸݿʱ䡢ͺ嵥Զ˵˵ĸʽ˵Ϣʾڽ˽Уǰ̨ԱСȵŻݣ˿Ϳɲֽ֧ƱŻȯʵȷʽнˡֻлԱܹùʷʽ֧ҲʹûԱӦĽ˴ʹ˻ĻԱʱȿۼ俨֧ʱɹ˿ʹ֧ʽ룻ʹôĻԱʱշܶۿ۶õշѽɹ˿֧ڲùʷʽ˵˵ԱԸҪԹʵ˵вѯͳơ˵Ȳ
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