?? ????????????????????19.4???
????:1???????:???????
2?????????
3??????????
4???????ktv
5??????qt
????????9??27???????????????? (?????????? ????????)??27??,????????????,????19.4??????????,??2.77??????
?????????,??????????80%,?15.26???,??????20%??????,???
???????10???????????1?,?????????????10?5????????????????????????????,?9??????????30??????????,???,??,??,?????????????????
????????????????????????????????????????????,??????????,????????????????
????????????????????????,?????,??,??,????????????????????????????????????????????????????????????,????(??) ?????????????:??