(????)????:????????2-1???? ??? ???? ???? ????? ???? ?? (????)???:????2-1???

(??????)???:??32?????????????

??? (????????)?????:????????????2-1????????

?????:?????????????????89-90???

?? ???? ? 1/6

?7????????28????,???????P???????,??2-1????????????????

???:???

? ? “??????????”_????

?? (????)???:????????2-1????