????:1???????:??sn??

2?????wx??

3?????sz??

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

5?10????????

????????????????:????,10?,?????????????????,????????????????????,?????????????????????,???

10?????,????????????,??????????0.7?????????????????????,10????????????????,??????9?????????????17.1????????????

???10??,?????????41??????,????????????27???????????????9??????????????,????,??9?????????????????22.3???????????,?17.8?????????????,??????????????4.5%,???

????????????????,10????????????????????,????12.9%,???????????1.9??????????????,????????????????????73.3%?48.8%?

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

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