????:1???????????:????wx

2????????

3???????

4??????

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

???????6??????????????????17? (?????????????? ???????????)5????,?????????????????

??????17????????????,5???,?70????????????,???????????????????

?,????,5????????????????,??0.7%,???????0.1?????????????????????????????????0.7%?????0.8%,??????????0.2??????????????????????

????????????????,???1.2%,????????????????????0.1??????????1.0%,??0.1???????????????0.9%,??

????,5??,????????“????????????”????,?????70??????????????????,????;?????,???????,???????????????????

58??,??????????????,6?????(??) ???:?????????