????:1?????50?????:????

2????????

3?????????

4??????????

5????????

????,???????4.36??,?,???????????????????????????????????????????????1000?????????????19%?

????,????????5450????????????,????????“????”??,??????????????????

??????????,?????????????????????????????????????????????????????????,???????????????????,?????????????????????,?????????????6453??,?????????????3.9????????????????????????????

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

?????????????????,??1/5???????,????????????,???“???????”?????????????,??????????????120??160??,????????8???,???????????????????????????,??,???????????24????????

????? ????:?????????????????,????,??????,??1.44?????????????1.85??,???????????????67%?55%????????????

?????????????????????941.35??

????,????,?????????????,??????????941.35?????????????,????????????????????,????????????????????????,?????????????????,??????????

????????,??????????????????7500??,???5??????90???????????????????120????????????????????,??7??????14?????????,?????

???????????????,?????????????????????????????????????,?????????????????????????????????????????????????2??????????????1????????41101??????????,?????

????????????,??????????“?????????”,???,????????????????????,?????????????20%???????????????,??????????98.7???????????23.6?????

???? ????????????????:?,???321????????????,??????????????????????????????????????????????????,???? ???????????:?????