???-17.8? ????2???35????????

????:?????????:???????400???

??2???8??(? ?????????)??,?????8???????,????-17.8????-4.6?,?????,??35?????2????

8??????,???????????89?,????????57???,?,???????5?????????????????,???1?,“??????????????????????”????????????

???????????“??”,???,????,??????,???,???,?????????????,??????????????,???????0????????,??2?????????????,????????????????????68??

?????,?8?????????-4.6????2????????-4.6??,?1990??????????????????2????1???????(-6.2?)?

??????????????,????8????????,???????,?????????9????????????-3????-5?,?,?-6???-8?,???????????10????,???????-1??-3?,?,?????-4?????????-7?,?????(????????) ????????:????