国产成人国拍亚洲精品露出-久久91精品国产一区二区-亚洲精品国产911在线观看-国产精品乱码一区二区三区-国产亚洲精品第一综合linode

High saturation magnetic induction-can greatly improve the transformer operating point, reduce the weight of the power supply, and reduce the size of the power supply; High permeability and low coercivity-improve power efficiency; Low loss-reduce the temperature rise of the transformer; Good temperature stability-can work for a long time at -55℃~130℃.