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

2??????????

3????????

4???????300????

5????????

????????????????????1???????????????????20??? (???? ?)???????????????????????,??????????????????????????20??????,?,??????????????

?????,?????????5600???????,???39.2??,???????????????????5.9%?

?????????????????????????,????,???????,??6????????????12????????????????????????????????????????????????????????????????????68????,???,????????24?????32????,????

????????????????????????,???????????????,???????AIS(??)???????????VHF(??????????)????,???????????????????????,??????

??,????“??”,???????????????????????????????????????,?????????????????(????) ????:???