转接开关;置位开关
You can switch off the active query feature through a registry setting.
你可以关掉积极查询功能,通过注册表设置.
Introduction was made to the composition and working principle of a power-off time delay relay which adopts CMOS digital circuit, digital dial disc for switch setting and without auxiliary power.
介绍了一种采用CMOS数字电路、数字拨盘开关整定、无辅助电源的断电延时继电器的组成及工作原理。
Analysis of LV transformer's protection setting and switch allocation
低厂变保护整定计算和开关配置情况分析
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