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

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

?????????????1????31???? (???????????????? ???)?????1?????30??,?????????????????,?????,???????????

??1?????????30??????????????17?????????,1???????30??????????????20?31????????7????,?,??????,?????????1??2????????????????????0.6??????,??:??3.6??????????3.1??????????2.7???

????????????????,????,?1?????31??11??28?????????,?????,?????????,??????;???????(????????)???;?(????????)???;???????????

????????1??31?????????????????????????????????????????????????????????????????????,??????????

?,1?31??,??????,???,??????????????????,??????????3????4?,?5??????????????6????????:??????4??6?;??1??3??(?) ??????:??