??????? ?? ??????? ?? ??????? ???? ???? ???????? ???? ???? ??????? ?????? ????? ??.???? ????? ????? ???? ????????? ??? ?????? ?????? ?? ???? ???????? ??? ?????? ?????? ?? ???.?? ???? ??? ??????? ??? ??????? ?? ???? ?????? ????????Classification is often a indicator to ascertain the contractor's means and competence in line with his / her personal