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

2?????

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

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

5?92.95.98???

??????????12??????????2???????????????????? (??? ??)11??????????,?????????????,?????

?????????????????,???????????????11????????????????,????????????????????????????,11?,?30?????????????????“U”??,?,?????????3%,??????20%,????????????60%???????11???,30????,?????1-10????3.91?????

????2???,11???????????????????,??100??,??15%,??????????10?????20???11.7%,?????26.3%?

???????????????????????,11?????????,????????????????????18763????????????,??20?????????????????,????1.5?????“???”,???1.5??,?????????,????????11???????????????????;????11?50%?

?????????????????????,11?????????????,??,????????????????????????????????????????,??????????7??????????????,??????????????,?????????????????0.36%,?2.40%?

?????????????,11??????????????,?????????????300???????????23.4%,??????????????????????????????????????

??,????,11???????3633.5????,??????????????16.6%,????,????????9?????44.3%???,????????????11???

????9????????????????????,10???“??”,11??????????????“??”??????,?????????100????,???

?????????????????,??“???,??,???????????”??????,????????????“??????????????”?????(???) ????????????:?????