矩形铁芯线圈 square iron core coil
矩形铁芯线圈 矩形铁芯线圈
Rectangular core coil Rectangular core coil
以上为机器翻译结果，长、整句建议使用 人工翻译 。
该机可在矩形封闭的电压互感器铁芯上直接绕制一次线圈，为我所之首创。
The machine directly winds the primary coil on the rectangular enclosed voltage transformer core, which is originated by our institute.
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