...：系指市电频率的变化跨越3Hz以上。这主要由应急发机电的不稳定运行，或由频率不稳定的电源供电而至。7、延续低电压（brownout）指市电电压有用值低于额定值，而且延续较长时间。其发生缘由包括：年夜型装备启动和运用、主电力线切换、启动年夜型电念头、线途...
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ac brownout 交流降压 ; 交流节电
How to cope with brownout 如何对付忘词
Brownout Detect 掉电检测
Sag Or Brownout 电压跌落
UPS on battery Brownout 持续低电压
Brownout Voltage 电压保护
brownout t 节约用电
brownout mode 节电模式
·2,447,543篇论文数据，部分数据来源于NoteExpress
N a dimming or reduction in the use of electric lights in a city, esp to conserve electric power or as a defensive precaution in wartime (尤指为节约电力或作为战时防御措施的)城市灯火管制
An emergency "brownout" was already in effect.
一次紧急的“灯光暗淡”已经生效了。
The more usual symptoms of brownout tend to be disengagement, discontent, and lethargy.
“动力减退”常见的症状有：工作不投入、不满意，没有精神。
The causes of brownout are very much linked with the new world of work and changes that have taken place.
引发“动力减退”的原因可能跟工作环境的变化有关。
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