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

2??????????

3????????

4??????????

5???????

?????6???????16???? (????? ????????)?16????????????????,????????????????,????

??,??“?,?????,?????????(6?????12??????????)?????1.7?????”??,??,6??12???????,???????????????“?”,??,??

??????????????,?,??????????????,6????????????????????11?????????????????12????????????2.8??1.7????,??8.6???0.5???????????????,?4.6??,????????54?????????????(???????,??),????????????????14%?

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????????,?2?????????????????????????????6????????,?,??????,??,?????????????????6??????????14??,??????340?????,?2??6???????536??????,?????61%,???,??A??0.05%?

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