?????????“??????????”????

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

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

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

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

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

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

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