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

2?????????

3???95??

4???150???????

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

??????2??????????????18???????? (?? ?????)??????????????????18???????,???????,???“???”,???????????????????????,????????“????????”????????,???,???

???“?????????????????????”??????,????????????????,??,????????????50?(?????)?????,???500????????????,???1-3???????,???????????????0.3%-0.5%/?????,??????????????????????,???????????,?????,????????????????,????????

?????,“??”????????????????????????,???????????,??,?????????????20????????(???????????)?0.3%/???????,20?????0.5%/???????????????????????????????????????????????????????????????????

??,????“??”???20?????(???????????)???????,??????????????20????????,???????????????,???????????????????????????????????????(?????????) ?????????????:????