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

2?????98?

3???????

4???????q

5???????????

???????2???????5??????????? (? ?)??????????:2??????????5????????7?42??(??41.23?????,?????83.74????)????????????????????????5.0?????,?????????10??????????????

??4??20??????????????

??,??4?20??????

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

???????????,?,??????????,??(??)

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