?? ?? ??????????“????”
????:1???????:??????
2????????????
3??????????
4????????
5????????????
????12???21?????????? (????????????????? ????????)20????????,??????????????(????)???,????“???????????????????????????240”?????????????????
12??????????20????,??????(??)?????????????? ?????????????????4500????????????????:?????????????,????“???????????????????????????????????????????????????”??,?“??????”?????,????“?,???????????”???????,???????“240??????????”?????????,???????????????,?????
????????,??,???????,????????????,?,“??????”????“????????????”?????????????“???”????????????????;??????????????,?????,?????????????????????????????
12??20?????,?????“??”?????????“??????”“???”“???????”“?????”“?????????????”?? ?????????????,???;?????????????;???????????????????6?????????????????????????
??????,?????????????,???????“???????????????????????????????????????240”?,??????????????????,??????????????????????
?????????????,???,??????????????????????????????????????????????????????,??????????????(???????)
?????????:???????????