?? ??????6.2??27????? ?????:???50??
????:1?????????:??????
2??????
3???????
4???????????
5???????
????1???????????????21??? ?????????21??????0???17??????????6.2??,??????14???????????????,???“?”???????????????????43???????,????50???,???????55??????????????????????27????????
??????? ?????????:??“?”?????????,???????????27??????,?,?16?????????????????????????????????????????????????????????,???50??,????????????????????1?????????????
??????????,21???
??,??????,??????????,??????,??????,????????,????????,??????
???,?“?????????????”?????,??,??,????
???,?,????????6????10???,?????55????,?????????
?,?????????“????”??43??????,?30???,?????????????????50???????????????????,????????????3?5.0???????
?????:????????????????