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

2??????????

3?????????

4???????

5?????????

?????????12???19? (??? ????)?,??“?”??19???????????100???????,????????????????????????5.4????,??20?3?????????????????????,???

12???????19??????????,?????“????????????”??????(????)

12?18??,??“?”?????????????23????,???,????“???”??,??

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

??????12?????????19????????????,?4.3?????????????,????2.5%,?4.5?,????????

???,?12???19??????,??8.5????????,??19.2%;??????403.8?,??????22.6%,???(????)

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