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

2?????

3????????

4?????

5???????

??????????2??????12? (??????????????????? ?????)2????????????????????????????12??????????????,??“?”,??????????????????“?????????????+???????????”“????????+???????????????”???,?????????????“?”?

“??,???????,???????????,????????”“00??”????,????????????????,????????????,???“????????”,???????,???????????????????????????????

????,????“????????”“??????????”??????????????,?????“??????,????????”“00?????”????????????,????????????????

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

???,???“??”??????,?????“?????,????”

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

“????????,????”????,??????,???(?????) ????:???????????