??2????????14??????????? (???? ???)?????????14?,??????????2????8?????,????????????50??13??????,????5.3???,?????75%?

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?????????,?????770????????????????????,??????????1?????10???????????????????????1?????22.5???????????6??????,????????????????????????????,???

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

??,???“?”???“???”?????

?,????????????????????????????3??????,?7500?,??????????95%???????,???

????????,????????????96.8%,????2.2%,??????????1%,???????????????

?,????????????,????????,????????,???,??????????????????????????????????????(????????????)

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