?? ????????????????
????:1??????????:????
2???????????
3?????????
4???????????
5???????
??????????1???????2? (???????????????? ??)1?2??10?????01????16?????????43?,???????4.8???????4.6??,???????????10?????????,????2??4?????,???????????,???????????,??,??,????????????
??,???????????????,???
???????????????????????????,?????????????????????69?????21??,????,?95????????,???????,???,???????????????,???
?,????????????????????????????????????????????????????????????????????????????????????????????????????????????????,?(????)????????????(??????????????)???????????????,???D???
?????????????,???????,??,????????????,????????????,????????????(???) ???:??????