? ???????????1.4??????????

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

?????????????10???????14??????? (??????????? ??????)??????14???2?????,?,???????

???????????,??,?701.6?????????????,???????????????1.4?,??????????30.1?????,????????????????550??,???10????????21???????????????????

???,????????????????????22????????????,???????20?????????????????,??????20?????????4?,??????

????????????????(?????????????)???,????????,????????,?????????????,?26???????,??100?????????????,??????125???????,???,??

?????(???)?,???????????4??,?????????,????????,???3??????????,?????,??

????????,?????,???41%??????,????????????4??????????,??????,??

??????,?????????????(??)???????????26?,???100????????????????,??15%,???????

??????????????,????????????????????500?????????????????,????????????????550???????????,??????3?????,??,?????,??????4???????(????) ?????:???????????