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

2???????

3???????

4????????

5?????

????????????????6???????5? (??? ??)??5?????????????????????????????????

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

??????,?,?,????????????,??,??????????????2???????????????1?????????????

????6???????5?16?????????????????:?????????,?????????12?????,?????????????????????5?????????????????6???0.26????2.16???,?????2.16???????????

??,?“??????”?????6??????2????????????????,?????????,???????????“???????”?????????

??,????????6?????2??????,??????????1?6??????????,????????18????????18?????????0.02???????????2.26?????

????????,6?????6?????6??7????????,??????;6???????8??????????,??????(????????????????????) ??:???????????????