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

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

3???????????

4?????????

5???????

?6???????????????????????????18??(??? ???)??A??18???????????(??????)??????,???????????????,???

????????,???A??????4.53%???????????????????,??????????????????????????????20%????,????????10%?

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?????,????18??????,?,??????,??????????????????“????????????”???

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?,???????,???????????3030?,??????????????0.48%;?????9318?,?????????????????????????0.4%;???????????1811????????????????,???0.29%?(???????????????) ???:???