????:1?????:?????200??????

2?????

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

4?????

5????????400?4???

????????????:??????,?????????????????,????

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

?9???????????????????14??????18?158.4??,??????????31.7??????,????6?,?9??,????,?????????????

?240?,???9??18????????,????????55??????????????????9??????13?????,????????????????????547???

???257?,?????????????,???????76???????????????????173??????????????

???????????????????????8300??

?,????????9????11???,??????????280??,?50%????????,????????????8300?,????????????

??:?180??

???????????????????13????,?????,???????????????????,???????????????,?????????180???,??????????21.9%??9?????????????????????14??17??????????

??????

?????????,?????????,??????????76?,?9???15???,?88????????????????????

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