| 单词 | communication bus | 
| 释义 | communication bus [kǝ´myü·nǝ`kā·shǝn ´bǝs]  COMMUNICATIONS A device that transfers control, timing, and data signals between switching processor subsystems; designed to provide physical and electrical isolation, to provide for simple addition of units on an in-service basis, and to provide pluggable connection for efficient factory testing, installation, and maintenance.  | 
	
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