| Raster image processor | �� �� ����� | | Rate, keying-error | ����� �� ���� | | Ratio, utilization | ����� ���� | | Ray tube store, cathode | ������ ������ | | Ray tube, cathode | ������ ��� ���� | | Read only memory | �� 郎���� | | Read only storage | ��� ������� | | Read/write channel | ��/⿶ ��� | | Reader and Writer Classes | ��� /�� ������ | | Reader, character | �� ��� | | Reader, magnetic ink character | ��� �� �� ��� | | Reader, paper tape | ��� ��� ��� | | Real - time output | ���� ��� ����� | |