?

?????????????????1?108
????????????????????????????108
??????????108
?????????108???108????
????????????????108?????D????????1108
????????????????

??????????????????????????????????????????????????????????????
    ?????????????????????????????????
?????????????????
??????????????????...

?y? ?????????????

???

????


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

?
??????

??????
0?
1??
2???
3?
4?
5??
6?????

??
?????

???
??

]????
???
????

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

??????
???????
?????
????W?
?? ??????
??
????????????

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

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

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


???42%?????

?????????

...

??????????????????????????????????????????????????k??

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

???????????(?)????????????????????????

????????????????????????????????????t?????????I????????????40???????????

??????????????(?????)????(?????)???????????????????????????????????????????????...

1.??
2.???
3.??
4.???
5.????


1???
??????????????????????
2???
??????????????
3??
?????100??????
4??
????????????????????24??3

?????????????8090???????????????????


??,,?,???,????,X,?.,

??,??????.???.
???
????????---??????
????. ???b??,?????????????????????????????
? ????...

??????????????????
1).???????5???
(2).????????????N??????????
(3).????????
(4).?????????????????????????????
(5).????????????
(6).??????????????????????????
??????????

1??
?10
?310?1??????
1???92.7?????????
2?20????15
??????15???15
1?2??2002
?510?94
??????????

???????????????????????????...