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

2?????????????

3??????????

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

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

????????????????10????????????????????????12????????????? (??? ??????????)?????????????12????????????????,?????????,????????1428????????????,????????????????????????,?????????????????????????????????

????????????????,???2.39????,??????????1.56???????,???????????????56.1%???,????????????

??????????????????????,?,???????????????????,??,??545??????,????124??????,????????????

??125??????(??????????????????????)?,??2.391??,?99.87%;??0.13%??,?????????????????????????????????,?????????,?“?”?

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