????:1??????????:???????100??

2????????????

3????????

4??????

5????????

??(9???5?????????????),????????????,???????????

??????,??“????”,????????,?????????????????????:????

??7????????,

??????????1200???,

???????27??????????42???????????????70??????80?,

???40??2?????????????????????10?7????42??????????????????

?????????????????????,?70%??,?13???

???????????,?????????????????,??,

???1.75??,

??????1.22???,

??

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