????:1?????????:??????600?????

2????????

3???????

4??????100???

5?????????

?????????11???25????????????????? (?? ??)?“??????”???,???????????????????????????????????25?????????????,46?,??????????????????“???????????”?????????????????????6000?????????????,??58%?

???,???????“??????????”??????120????????????????,??811.32????????,???????????110??,???????

???“???”??????,?,??????????????“?????”?202????,?????,?????11??????“??????????”????

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

1978???,“?????????”????????????????????????“??”????,??28.4%????????“??????????”?????9???68???46?,?????“??”???????190???

46??,???“???”??????????????????????,????“??????”“???”“??”????,?????????,???????(???) ?????????????:??????