???4.8??????? ?????

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

?12?????20?????????????? (???? ?????????????)???????20??????????,?????,??,?????????????????????????????,???????4.8????,??????????????

12?????????20????,???????????

“?,??,??????????1000??????????(?????,??????????????)????????????????400?????”?????????????????????????,????????,?????????????3.76?,????????????130????16????,????143??,?173???????,?????????????????

?????????,??(?????????????????),??????????????????????????????“???????”??????,?“?????”?????“???????????123??????????????,?????????????????????????”

???????????????????,???7?,?4???????????????????????????????,?????????“???6-8????????????????????,????,?????,???????”???????????,?????????83?????????????,???????

??????????????????????????,???????????????????????????????,?,???????????????????,??5?????????????,?????????????700???????????????????????,???15??????????,???

“????,??????????????,??,??????????”?????????????,???,???????,???,?,???????????????,??????????????????????????4?????????(?????????????)

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