????????12?20?????????? (? ??)????????????20??,??????????12??????????19????,????400.4?,??????????????23%?

12????19?,?? ? ?

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??????????????,????????????????????????,????????????????1??1??????????????????????????11??27??????????????????,????40?????????500.8????????,????500??????????????????,?????????????????????????,???????????????????????????????????????????????

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

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

?? ??400???????????????????

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

2?????

3??????????

4????????

5???????

????????12?20?????????? (? ??)????????????20??,??????????12??????????19????,????400.4?,??????????????23%?

12????19?,?? ? ?

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

??????????????,????????????????????????,????????????????1??1??????????????????????????11??27??????????????????,????40?????????500.8????????,????500??????????????????,?????????????????????????,???????????????????????????????????????????????

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

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