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

??

?????2???5?? ?????????????“??”5??????,???3????4??????4??7.3?????,???9???

?,???“????????????”?

???????????,???(?????S)????????????,??????????????????????,????????????,??5???

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

?????“???????”?????,?,1???????????????????21????????????2?3?142??????????????????,???????????25???????2?????2???,??65??46.3%,??68.6%?

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

?????????

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

????????