???????? ?????? B
???? ???? ????? ??? ????? ?? ??????? B, ????? ??? ?????? ????? ????????? ?????????? ??????? ???? ????. ???? ???????? ?????? ???? ??????? ???? ????? ???? ???? ??? ?????? ???? ??? ???. ????? B ??? ???? ?????? ????? ??? ?????? ???????? ???? ????? ?????? ?????? ??????. ???? ?? ??-??????? ???????? ?????? ??????? ?? ??????, ??????? ??????? ????, ???? ??????? ??????.
?? ?????? B ???? ????? ??-?????, ?????? ???? ?????? ?? ?????? B. ????? VB ??????? ???? ?????? ?? ?????? ?-VBs ????? ??? ?????? ??????? ??????, ???? ????????? ?? VBs ????? ??????? ?? ?? ??, ?????? "????? ?????". ???'? ?"? ??????? ???? ???? ????? ?? ????? ???? ????? ?-VB.
??????? B ??????? ????? ???? ?????? ???? ?????? B1, B2, B3, B5, B6 ?-H. ?????? B1, ????? ?? ??? ??????, ???? ???? ?? ?????? ???????????, ?????? ????? ????, ??? ?? ????? ?? ????? ?????? ??????? ????????, ????? ?????? ?????? ????. ????? ????? ??????, ????? ?????, ?????, ???, ???????, ??? ???, ???, ?????, ?????, ?????? ???'. ?????? B2, ?????? ?? ?????????, ????? ??????? ????? ???, ??????? ?? ????????? ?????????? ?? ??????, ??????? ???????. ?? ???? ????? ???? ?????? ???? ???? ???? ????? ?? ??????? ?????. ???? ?? ????? ???????? B2 ????, ???? ???? ???? ???? ???? ????? ????????? ???????. ???? ????? ?????? ???? ????, ????? ?????? ??????? ???????, ??????? ??????? ??????? ???? ???. ????? ????? ????????, ???, ?????, ????? ???? ??????, ????? ????, ???, ??? ?????? ????, ???, ???? ?????, ????, ??????, ?????????, ?????? ????. ?????? B3, ????? ?? ??? ??????, ???? ???? ?? ???????? ?????? ???? ?????? ????? ?? ????. ????? ?????? ?? ???? ?? ??? ??????. ??? ???? ????? ???? ?????? ?? ?????? ?? ????? ??????, ?????? ????, ????? ?????? ?????? ??????. ?????? B6 ???? ??? ???? ??????? ???? ?????? ??? ?????? ????????? ?? ??????? ??????? ??? ????. ????? ????? ??????? ?? ?????? ????? ?????? ?? ?????? ???? ???? ?????? ?? ?????? ???? ?????? ??? ?????? ?????????????, ?????? ?????? ??????? ???????? ????? ????? ??? ?????. ?? ???? ???? ??? ????? ????? ???? ??????, ????, ?????? ???, ????? ??????. ?? ???? ???? ?? ?????? ?????? ????? ??? ???????, ???? ?????, ???? ??? ??????? ????, ????? ??????? ??? ???????. ????? ????? ????, ????? ????, ?????, ???, ??????, ???, ????, ??? ??????. ?????? H, ????? ?? ??? ??????, ???? ???? ?? ????? ??????? ????, ???? ?? ????? ????, ????? ????? ????, ??????? ???????? ????? ??????????. ???? ??????? ???? ???, ????? ????, ???, ????? ???'.
?????? ??????? ????? ?????? ?????? B ?? B1.B2.B3 (??????), B5 (????? ????????), B6.B9 (?????) ?-B12 (???????).
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