???????????????2??????????6?????????? (?????????????????? ??????????)??6????????,????????????????,2????6???7????????????????????????????????????,??

6??????????????????,?????????4~5???6~7???,????6?????????????????,?5~6?(?6~7?????????????????)???8~9??,????10???????????;6???????????????????,??????????6?7??,???4~5??????????????????7????????????,????????????7????????

?6~8????6???,???????????-11?,?-13?;7??????-3???-10?,??-14??

??,?????????,??,????????????????????

?????????,??????????

??????????,??,????????,?,??(????????) ?????:??

??

??:???????????,??????????,??????????????