? ???????????52??????????

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

?6?????????15? (?? ??)????15??,?????14?20?????????,???????????9.52??;??6853.28???????,??143.84??;?52??,??22???,??????????536?????,????????6.93???

??,9?8?15???6??,?????64?(?????????)515??100??,?????????16??(?????)97??250??,3??(???????????????)4?500???

9?????????,????????????????????4??12????11??16????40?????????????????,??0??3.13??,??0.36??5.32???14?????6?15??6?,???????????????????2????6??4?6??,???0.12??????1.06?,??????????0.84??3.23??????????

?,???????????????????,??15???????6?,?102.16?,?????76%?

??14?9??????????,?????????????????,?????????????????????6??,????;?????????,?????

???,15??,??????????(??????????????????)???????(?????????????????????)???(???????????????????)???????(???????????????????)?????????????????(???????????????)???(??????)??(?????)??,??;???

?????,???????,???????????(?) ??????:??????