??�?????????????�????

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

??????? ???????????

??20????????????

???????????????(???)�930�??,?,???,?????????????11??10???????????

????????????????,11????????????????,??1.85????????????????????,???5.37?/????,??????????????????????????8%???2.8%?1.85????20??????,11????1????30????????????,????0.46?????,?5.66???/??,?????????????3%??????1.5%?

11????????????30???,????????,???????????

�????????????10??31???????????,??????????????,????????11??????????????????27????�????,??,???,10????????????????11??100?,??9?????3??????????????????????

?????,???????????,11???,??,????300?400?????

????????,??????????????,11?????2.5%,?????????,???????????,?????????9??,11????,90??6.6%,90????2.7%???????,??????????????,11??????,????0.35??

12??????????????1???????????,?,??????2??????????????,???140??????,????????????1%????????,????????????????????????,????????(????) ?????????:????????