message switching computer造句

IMD was the first organisation in India to deploy a message switching computer for supporting its global data exchange.
The original platforms were the GE 235 computer and GE DATANET-30 message switching computer : later the product was ported to IBM mainframes and to ICL hardware.
Among them were the real-time process control computers, the DATANET-30 and Datanet 355 message switching computers ( DATANET-30 and 355 were also used as front end processors for GE mainframe computers ).
It's difficult to find message switching computer in a sentence. 用message switching computer造句挺难的