????:1?????sn????:??spa

2????????

3?????

4????????

5????????

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