用来制作APFC电感，只要恰当选择磁心尺寸和线圈匝数就能取得降低磁心损耗的效果。
When powder core is used to preparation of APFC inductor, lower core loss will be obtained as long as core sizes and coil turns are properly selected.
介绍了大尺寸铁氧体磁心的分段组合式脉冲电流传感器。
This paper introduces large scale block current sensors with ferrite core.
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