?????????????

??

??2?????????????2? (??? ??????)??2???,2???????2?????2??3??,????????????????

???????????,???????????????????????????????????????????????6~8?;??4~5?????,??7~8????????????????????

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

??,2??1?????????,?????????????????????????,?????????????;?????,??????????????,????????????5??????

??????,2???????,????“??????”,?,?????????????????????????;????,?????????????????????????,???????????????????3?????,?????(????) ???????:????????????

?????????

???????????????????????

????????