?11?????22??? ???????????22?????????????????????????????,???????????????????,??????

????,???,????????29????,????????????????????????????????????????15????,??????

?????????????,????????????????????????,?????????????????????,???????????????????,??,????818.6???????????,??????48.8%;??????????,?488.5??????,?????78.6%?

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

?? ???:???????????818.6???,????48.8%

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

2???????????????

3?????????????

4?????

5???????

?11?????22??? ???????????22?????????????????????????????,???????????????????,??????

????,???,????????29????,????????????????????????????????????????15????,??????

?????????????,????????????????????????,?????????????????????,???????????????????,??,????818.6???????????,??????48.8%;??????????,?488.5??????,?????78.6%?

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