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

2???????

3????????????

4??????????

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

?11?22????????????????? (???????????? ????)11???22??????????,????????,???????????,?,????????????????

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

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

??,??????2.8??????,?????????????0.6?????????????????,????????????????????,????????????????????10926.4?????????????,??3000??,????1????????,??50%???????230????,????????50%???70%,????????????????700????????,???,?????????2000?,???380??,???120????????????????

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

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