???? ?? ???? ?? ????? ??? ??? ??? ??? ????? ?? ???? ???? ???. ???? ???????? ?? ????? ????? ?? ??? ???? ???, ?? ?? ??? ?????? ?? ???? ?? ???? ???. ???? ??? ???? ?? ????? ??????  ??? ?? ?? ???? ?? ??????? ??????? ?? ??? ?? ??? ?? ???? ???. The variation in the manufacturing technique of these, and the quality Charge of the TMT bars, at some point