?? ??? ????????????“??????”???????
????:1????????????:94??????
2????????
3????????
4????????????
5???????
?????12??????18?? (???????????????? ??)??,?????“??”??18??
?????18????16????13???????????,??19??,??7?9????????9??10?7??8???????9??????,??7???????9????????????9??10?????????6???????7????????????????8???9???????????,??????8???????9??????????????10??11?7???????????????8??????9??10???
??,???,?????????18????19??,??????????????4.0???????????5.3?????????????????,?3.5??4.8????,????????????3.0?4.5??;????????????????2.3????????3.3??;???1.8???????2.8???
?12??????????,????????,????????????,???
?????,??,???????;?,???????(AIS)?????????,????????????????????,?????,??,??,???????(???????) ???:?????????????