???????????2??,???????????????????

??????2?1???,?,??????????1.1????????????????????????,??????,?,??????

??????????,??????????????2?????????????????1???2??????????????????

2???????????????1?????,???,?????????

2?,??????????,?????????????,????

2????????????10????????????5??????,??,???

 

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

?2??????????15???????,?????????????-4.8??????????????????????,2?????????????????,2????????????????

???:???????? “???????”????

?? @??????? ?????

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

2????????

3????????

4?????95?98?

5???????

???????????2??,???????????????????

??????2?1???,?,??????????1.1????????????????????????,??????,?,??????

??????????,??????????????2?????????????????1???2??????????????????

2???????????????1?????,???,?????????

2?,??????????,?????????????,????

2????????????10????????????5??????,??,???

 

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

?2??????????15???????,?????????????-4.8??????????????????????,2?????????????????,2????????????????

???:????????