????:1????????????:??????????

2?????????

3??????????

4????????

5???95?

??8???19???(???????????????)??«???»??????????,??????????????????11?????????26???30?????????????18???????,???100?,?500???,??????????

?,???30%??????????????,?????500????60%,????,?????????

???????,??60????????????????????,????

?????????????????:??????????,??????????????????????????????????????????,?????????????100????????????????????????

?,???????????,?????? ??????:?????????????