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

????:???????:?????v

???????????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????????(??????????????) ???????:?????