网络 交流转直流; 交流对直流; 直流
In the main system, 100 Electronic ballasts are replaced by a large - power APFC AC - DC transformer.
主机具有分区控制, 自动调节亮度,自动开关和根据环境亮度开关等功能.在设计中采用一台大功率APFC方式 的AC-DC变换器代替100个电子镇流器的AC -DC 变换器.
My next stop took me to the AC - DC thermal voltage and current lab.
我的下一站是参观AC -DC 热电压和电流实验室.
The article proposed the split - ring direct current manostat based on the switch type AC - DC transformation.
文章基于开关式AC -DC 变换提出了开环直流稳压器.
It may examine Ac , Dc magnetic field ≤10 mT or corresponding currentvalue.
可检测≤10mT的交直流磁场及相应的电流.
Product imports, domestic electric power tools Brush, Brush AC - DC power generators.
产品有进口 、 国产电动工具用电刷, 交直流发电机用电刷.