blackout period meaning in English
封锁期来源：考试大
Examples
- These preferences include user channels , channel blackout periods , and preferred channel order
这些参数包括了用户的通道、通道阻塞周期以及首选的通道顺序。 - Power controllers will activate the emergency generators to provide power needed for vital equipment , to avoid any damages at the blackout period
在停电时，电力控制员启动紧急发电机以供给维生负载电力，避免设备遭受任何损坏。