?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%?

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