????12?2? (????????????????? ? ????????????)??12???2??????

??:??????,???????????5?????????,?????????,“?????????”??????????????,?,????????????????????“???”??????????????????

??:??????????????????????????????????????1000??,????????210??,??1520???????3.7????????????,68????,???????????????????“??”??????????“????????”?

????“?”?????,?????“????”??????????????,?,????????????????????,?????,???“??????”???????????,?,????????????????“??”?(????????????????) ?????????????:??? “????”_????

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

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

2?929598???

3?????????

4????????????

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

????12?2? (????????????????? ? ????????????)??12???2??????

??:??????,???????????5?????????,?????????,“?????????”??????????????,?,????????????????????“???”??????????????????

??:??????????????????????????????????????1000??,????????210??,??1520???????3.7????????????,68????,???????????????????“??”??????????“????????”?

????“?”?????,?????“????”??????????????,?,????????????????????,?????,???“??????”???????????,?,????????????????“??”?(????????????????) ?????????????:???