?????????????15.9???

????:??????????:?????????

???????????????????????6??11?????????????????? (??)???????11?????,???????????,??1019??,?????????15.9???

????,??????????,??????,????????????????????????????????????????????????????????????????????????,?????????????????????????????????????,?????????80%?

????????????????,6??????????????????10??,??,??????386??,???????????5.4?,???????????????????????????????????????????85%?

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

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