ibm 026造句

• Punched-card codes included no lower-case letters or many special characters, and special versions of the IBM 026 keypunch were offered that would correctly print the repurposed special characters used in Fortran.
• The CA-1 " Punched Card Coupler " can connect one or two IBM 026 card punches ( which were more often used as manual devices ) to read cards at 17 columns per second ( ca . 12 full cards per minute ) or punch cards at 11 columns per second ( ca . eight full cards per minute ).