expansion board
英 美
expansion board : Any board that plugs into one of the computer's expansion slots .
扩充板:任何一个用插头连接在电脑扩充槽的板子。
The hardware components of the system are divided into two parts: minimum system board and expansion board.
整个系统的硬件组成分为两个部分——最小系统板与扩展板。
If controller is linked with alarm output and network fire control expansion board, it can also drive alarm annunciator calling to deter crime and warn the security guard.
如果控制器接了报警输出及消防联动扩展板,还可以现场驱动报警器鸣叫,威慑犯罪人员和提醒保安赶来。
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