????:1?????v:?????

2???????

3????????

4?????????

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

????????6?17????? (???? ?)????????17?,????,?????????????17??10????,?????????????,?????????????4????????2???

6??????16????,???????????,?????????????14???,??????,24?????372.4??????I???

????????,???????????????

??,??17???(????)??????,4.78?,????????????378???,??????????????????880???????????,???135?73.3?????????????158?????3.18??,?582??,???????4.15??????????????

???????????,?,?????,??,???(?????????) ???:?????????