????:1???????????:???????

2????????????

3????????????

4??????????

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

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

2?3??4???????,G2??

2?????????????????????????????3???,??????????,????,???

2?4????????,???,?????????565????,??????9.7??

??2?????4???????,????????12?,???(1?28???2?????4???????????),????????60?,?5.1??????????????,??????,??

2?????????????4????????????????????,???????????????????,?12??????????,????,????????

??,?????????????????,??????????????????????????????????????????????????45????????

2??????????????3??,???????????????????????????17?21??????????????????????,???????????984?K6596??????,??????????????????????,?????????,??????????????????????

2?3????????????????????????????????????,???????????,??????21?,15????20?,?????????“90??????????????????????????????????”,?G377?,???????????????????????,?????????????,???????14?,????????????,??,?????????????,?????

(? ???? ?)

????????????:????