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

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

??????????????1????3????? (?? ??????? ???????)???3??????????

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

????????????15??????,????????????????????

????10??,???10????“?????”??,???????????,????“????????”??

?,????6.2????????????,?????????,????550??,????????????????????????

?????????????????,????????????????,?????????????????????????????????????????,????170?????,??????????

?,??,???????????????????????????????????????????,?????????160????????,??5????,???6??????????????,???10???,??20%?(?????????????) ?????????:?????