??
????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%,?????????????
????,???????????????????,?????,??????????,????,???????????????????????????(???????????)
??:????????????
????????5???????????????????????????