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ʵּ֧ͳһ
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бλںִͬнΣijһȷĵϣҵа˫ֱе۸ձǷdzҪģƵķص㣬Ʊ֤ʽбġƱ֤бļûȷձ˶ڼ۸շãͶ侭顢ճܵԼĵϵͶ۸йУͬͶǵij߶DzͬģҵںִͬнͨƱֳ֤У˿˫ļ۸աʽебλںִͬнΣͬ˫ļ۸յıȷġҵڱױƽݵϵķЧ۸֮ȼȷȨϵiڱǰὫȨϵΪбļɲֹͶˣͶ˿ɰйʽϵԸԤȽϣӶжʩ֯Ԥĺԣȷʵļ۸շá
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2.3ָ귨
ָ귨ͨ嵥ҪĿĵϵԹ̼ΪϵʱȷIJȷõһַַڹʽϸģ˹ʽŵ㣬ȷIJ֧̼ͨƵֶʵֲIJ֧Ŀƣ˫ȷĹ֮ص㡣
2.3.1ȶ
Լָ귨вIJĵҵа˫еļ۸ձɵĿĿIJϵؾģĿԽ࣬ϵԽа˳еķձԽС֮ԽԹʽеϵȨϵĿĵϵȶԺͨԣͬʵĹĿֻҪͳһļ֧ԭϵһµģͿ˷˹ʽдȱ㣬бǰʱ̫Ҳڱǰٿ֮ǰɡϸг˸ٹ·ĿҪĿĵϵϵձԣʡ塱ٹ·Ŀͬвá
2.3.2ɿ
ԹʽвIJõĵڳشƱͬʱϵȨϵDZµģҪͳһԲؿƲIJãдѡԼָ귨вIJìܣƱǺֵͬĿĸı䣬ĿϵӦģ˼ָ귨ڲIJõıƷԽԡ
3
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Ŷڹ̹ģСʩڶ̡ʩͼơʩۺܼ۳аͬʽзĿƱ֤вIJ
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