11??????????????50% ????????

????:???????vx1144:???????????

????11???30???? (?????????????? ??)??30?,11????????????????50%,????0.2?????,??????????6?50%????????,???????????????

???????????????????,????????????????,???????????????0.3????0.9????????????????;??;???????????????????????

???,11??????,???????50%,???????????????????????????????,?????????????????,????????60%?????,??????;????52%??????????????????????,?????????????????????;???55%???????????????,?????????????????????????????????,???

?????,??????????,?????,??,???????????,??????????????11???????????,??,????????(?????????????????????????) ???:????????????