??????????4??2?յ? ??ǰ??????????????һ????ͨ?ߵ?ѧУ????רҵ????????????????????˶???Ϊ????רҵ????????????ѧ?й??????˶?ѧԺ??Ժ???ζ????ڽ???????????߲ɷ?ʱ??ʾ????У?????????˶?רҵ??̽???????????˲?????ģʽ????Ҫ?ٴ롣
???ݽ????????棬??????????????ѧ??????ʦ????ѧ?????ݾ???ѧԺ???ڵ?30????У???????????˶?רҵ????????Ҫ?????????ʦ????ԺУ??ҵ????ʿָ???????־???й?????ĸﲽ???ٴμ??٣??Ƕԡ??й?????ĸչ???巽?????ľ?????ʵ???Է??????????Ŀ???Ҫ???һ????ϸ??ʵ????
???????˶??ǹ????ձ??ע???˶???Ŀ??????Ϊ????ǿ??????ı?־???¼??????????ӡ???ˣ??????ߵ??????????˶??˲?????ҲԽ??Խ????ע?????ζ???˵???Ӹ?У??????ԣ??????˶?רҵ???????Ǹ?У?????˲?????ģʽ?ĸ???ƽ?????ںϷ?չ??·????Ҫ?ٴ롣
?˴θ?У?????????˶?רҵ??ּ????????????ս?ԣ???????ᷢչ????ȫ???ƽ???????ҵ??ȫ???????˲???????????????????????????????????Эͬ????У??֯??????????????????˲?????ģʽ????У?????а?ѧ????????ɫ??ͨ????????չ????ѧ???ںϣ?????ҵЭ?ᡢְҵ???ֲ??Ȼ??????????齨??????ʦ???Ŷӣ???ͬ?з??????ҵ????????????˶????ַ??????????˶??????ȿγ̣??Ӷ??????????͡?Ӧ????????רҵ?˲š?
?ζ?????Ϊ????У?????˶?רҵ??????ڣ???Ҫ???վ߱?һ????????ˮƽ?ĸ?????????У????Уѧ???Լ?ְҵ???ֲ??ݶӵ???????Ա??ͬʱ??????У????̽????3+4????ͨ???˲?????ģʽ??????ؽ????????س??????Դ?ͨ?????س???????ѧ??????????רҵ???????졢?????????ҵ?????˲????????ţ?δ?????߱?ϵͳ????ѵ???뾺??????????ͨѧ??Ҳ???Ա????????˶?רҵ???Ӷ???????????????²?ҵ??ع?????
????Խ??Խ???У?????????˶?רҵ????У?????????????˲????????????????ơ??ζ???˵?????ƽ?????ǿ??????Ĵ??£????Ҵ????ƽ??????˶??ĸչ??Խ??Խ???У??ʼ?????????˲??????????δ??????Ը??????????ҵ??????ѧ??????˵?ֶ???һ??????·????????δ?????и???ҳ?֧?ֺ???Ͷ??????????
??ο?ѧ?????????˶?רҵ?γ???Ŀǰ??У???ٵ?ȫ?¿??⡣?ζ??ͽ??飬????УӦ?????????ѧ???ƺ???ɫ?????в??컯??չ???????˶?רҵѧ?ƽ??費ͬ?ڴ?ͳѧ??רҵ??????Ҫ??ѭ?ߵȽ???רҵ??????ɣ?ͬʱ??Ҫ????????Ŀ??չ???ɳ??????о???̽????ѧ??+??Ŀ?????˲?????ģʽ?????????? ??????
