MHB-?? ????-????? Pb-Ca-Sn-Al ???????? ????????? ???????? ????, ?? ????? ??????, ??????????? ??? ??????? ??????? ???????? ???? ?????? ???????????, ???? ??? ??????????? ???? ?????

?? ???? ?? ??????? ???????, ???????? ??????? ????? ???????? ?????? ???????? ????? ?????? ????? ?????????.? E39-40, ??? ???? ?????? ???????? ?????? ??? ???????? ?????? ??? ????????? ???? ?????? ???? ???? ???? ???? ??????????? ???????? ?????????

???? ????????? ??????????:
???? ??????? ?? ????????? ?????????? ???? ???? ??????, ??????????, ????????, ???? ??? ????????? ???? ??????? ????????? ????????? ???? ??????????? ?????? ??????????? ???? ????????? ???????? ?????????? ?????? ?? ???? ??????? ?????? ????? ????