?? ??????6.8????????126???
????:1??????????:?????????
2???????
3???????
4???????
5????????
?1??7?? (?????? ??? ??)??7??,????????,????19?,?6.8??126???188???????,28????????????????????;????????????3609??
????1?7???????????9????5???,??????6.8????,?10????,?87.45???????????,???????????????????????28.50????????
???????????23??????????????,???4000??????,??????????????????????,?,????
????,????????????????????,????????,?,???
?????«??»???,??????????????7????????????6.8??????????????????(??????) ????????????????:??