????:1???98?:???????????

2???????500?4???

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

4????????????

5?????wx

????????????????6????????16????????(???????? ????????????)???????????????????????????,?????5???1????????????“???”??????????????16?????????????????,???????????????????????????????????,??????52????61???????????????,???????????????????????2.47?????????????????????

?????????????“??”???? ???????????

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

???,?????????,??????,??????????????????“?????????”“??”?????“????”“???”,??30???23????????????????,??90%??,???

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

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

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