sleeve control switchboard [通信] 套筒控制交换机

weapon control switchboard 武器控制板

fire control switchboard 射击指挥控制板

program control switchboard 程控交换机

flexible control switchboard 可变控制配电盘

permanent control switchboard 永久性控制配电盘

process control telephone switchboard 总机程控交换机

control-desk type switchboard 制御卓形配电盘