30????460???102.44?????……???“?”???

????:?????????:???????vx

??:?????????????,????????????????????????,?????????“????????????????”?????????????102????,???????????

???????????????????????????????????????????????30???????????????,????????,??,??????5808???????????

???????????????,??????????????18%?????????????80%????????,???????????????

?????????????????????19.5???,?????????????????21????????????????460??????????????,??90%,??51.2???“?????”,???75%??????

???????????????????,???“???”??????????????????????,??????????????????102.44?????????,????????159.6????? ???????????:??????????