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

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

3????

4??????

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

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

?????????????? ????

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

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

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

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

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

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

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

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