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

2????????

3???????

4?????????

5????

????????????9????28??????(????????)9?????????????????????27???????,???????????????-?????????-??????????(?)????????(?????????“??”)???????,?????

??????,?????????????????????????????????,???????????????????51.093km,?????????4??????,???????????????100km/h?

???????? ?????

??,??????,?4790??????????????,?4810?????????????,????????????????????

????????????,?????????????????????????,??????,??????????????????,??????????????“?????????????????????”???,????“???????????????”?????????,????

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

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

??????????????????85.7%????????????????????,????????,??;??,???,??????????????“???”?

?????????????,????????????78%,??????58%,??????????????????85%??,??????????????(?????????????)

???????:???