ibm 1500造句

The IBM 1500 system and its learning environment was a modern step in the history of virtual learning environments.
The IBM 1500 was a multi-user educational system based around either an IBM 1130 or an IBM 1800.
Most educational programming on the IBM 1500 system was done in the specialized computer programming language called " Coursewriter ".
The IBM 1500 instructional system was introduced by IBM on March 31, 1966, and was based on an IBM 1130 or IBM 1800 computer.
Preliminary versions of course materials that educators could use with the IBM 1500 were developed by Science Research Associates, Inc ., an IBM subsidiary.
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