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

???????????????2???????????????????????3????????? (?? ??)???????,??????????,?????????????????????????

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

?,1?????28?0???2??????????3?????????????15??????????????,???2.6?,???44%,????,?????????????85.7%,????8.3%,?6%????????????????,?????????????,?1400??

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