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

2???????

3?????????

4???????

5???????????

??????????????????1????6????(??????? ?????????)?,?????,????????????????

????,???????????????????????????????????????????????????????????......????????,?????????????????????,???????????????,????????,?????,??????????????????????

“??,?,????????,?????”????????????

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

???,????????????,???????????????;??,????????,??

?????,???????80????,??????????10??,?????100???????????,??1000????????????????????????????

??????????????,?????????????????????,????????????????????????????????

“????200??,?????????10?????????????????,??16??,?????????????????”??????,??“??????????????+????????????+??????”???????????,???????,?????????????????????????????,?????????,?????????????,???????,???

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