????:1???????:????680?24???

2??????

3?????????

4?????????

5???????

????????6???12??? (? ?)6?????12??,?????????????????????????????,????????????????????G318?,????16000???????????????

G318????????????????????

??????????,6????????10?????17???????????11?????????????6?????,?5????6??????????,?17????????????????,????????318??70K?,???????????????????????

?,6?12????????20??????????????????????????????????13???????20???????????????,?,??,??;?(??????)??????,?????????????????,?????????

??????

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

??:??