?? ?????????????????????3.46?????
????:1???????:????????
2?????????????
3???????????
4???ktv?????
5?????????
?????????(6???19????????????????)?,???
??3.46?,????,
????????????????????????????????????????7??(???????)2.13??,??,??;
?????????????????????????4?????(??)0.69?????????????????,??,??????????,??????????????????????????,??;
?????2??0.64????????,?,???????
(?????????????? ???????????? ????????) ???????:?????????????