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

2???400??

3??????????

4???????

5???600??

?????6???????25????????????? ?25??????????,??????????75%???????3??,31%????????

?????«???»??????«?????»?????,????????“???????”,?????????????

??,“????????????????????”???????????“?”???????“??”???????“??”????????60?????

??????,???????34%???“??????????????”,33%????“????????”???????????,???????????????,??????????????

?????????,60%?????43%??????????????,?26%???????????????“????????????????,??????????????”“??”“?????”??????????

?????18??,??,???1.16???????????

?,????“?????”6??,5????????20????,???,?,???????(??????) ??????????:??????