????:1?????????:?????????

2???????????

3???????

4???100????

5??????????

?2?10? (??? ? ??????????????????????????????)?????10??,???????????????????????,??

?????????????“???”?

10??????????????????????????3????????????????3.1500?,????82.84???????,???????????112.39?????????????????4.5250???????????,???110.41??

???????305.64?????,??????????????235.39???????????????????191.28???????????????????

2??10??????,???????????????????3??????(???????)???????????????????(?)??????(??)????????????????????????????????? ??? ??????????????????????????

“????,???????,?100%???,????????”???????????,????,?,????

??????????????????,??????,??,????????????????,????????????????????????,????????????????,??????????????,“?,?????????????????????????,?????????????????????????”?

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

?????????????????????????????:????