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

2??????

3????????

4??????????

5???????????

????????????????500????????

??11?????????????28? (???????????? ???????????????)??????????????????28???,???????????11???27??,????500.8??????????????,????42%,?500?????????

11???26???,????????????????????? ????????

?????,???????????????,???????????????“?”????????

?,??????????????????????,????????????????40???

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

??:?????????????