?? ??????????
????:1?????????:?????????
2?????95?98?
3???????
4???????
5?????200??500????
?? ? ?????? ?????
? ????-20??????
????????? ????-16??
?? 1/1311?12???????,?????,????????????47????????1022?????????????,??????????????????????????,??159??,?????????????????104%?????-20A???(????)???????????
???????????:???????????
??? ??????