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

2????????

3??????

4???????

5?????

??2?????5??? (???????? ????)???????2??????????????????????5?,?(1???????28??2?????????????4??????????????????),?????????????????????????(?????)??,????

????,????????????????????????,??,?4000???????????????????,???????????????????28?????

??????????,????????????????,??????????????10.4???????????,????1?????????????????????????????

???,???????????????????????,????(???????????????)????47????????????????2.7???,???????????????????110%???,??????97%,??????????????????,???????????????????????????????????

????????,?????????????????,???????????????????,?????7.5???,???????13.3%????????????36??????5.85???,????583?????????????????????????(????) ????????:??