?? ??? ??? ????? ??????? ?? ?? ?????? ?? ??? ??? ???? ????? ?? ???? ????? ???? ??????.?? ???? ? ????? ??????...???? ???? ???...??? ??????? ???? ? ????? ???? ???? ?? ????? ??? ??? ????? ????? ?? ????.?????alpha: Bunsen solubility coefficient; very first inside a series; particular rotation phrase; heavy chain course corresponding to IgA?? ??????