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

2?????????

3???????wx

4?????????

5???92?

??????????6???????????20?? ?????????:?19??????????

?????????????????????????????????19???????????????????,??,?????15??17??????,???????

?,??18????41?????????,??????95%?????????????????,???????????????????????????,?????,“?????????????”?

????????,?1800????????????,?????????????????

???????,????75%?,?????????,?,???,????????????????????4?????????????19?,?60???(???????????) ???:?????