The electromagnetic induction device is an electromagnetic disk of a metallic film of a flat plate to be arranged on the electromagnetic coil;
电磁感应装置为平板金属膜的电磁盘，设在电磁线圈的上面；
The electromagnetic induction device is an electromagnetic disk of a metallic film of a flat plate to be arranged on the electromagnetic coil;
电磁感应装置为平板金属膜的电磁盘，设在电磁线圈的上面；
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