The Balance Transformer Accroding to Impedance Matching which has been widely used in electric railway is a kind of three-phase to two-phase power supply equipment.
阻抗匹配平衡变压器，是一种三相变两相的供电设备，已广泛用于我国电气化铁道。
The Balance Transformer Accroding to Impedance Matching which has been widely used in electric railway is a kind of three-phase to two-phase power supply equipment.
阻抗匹配平衡变压器，是一种三相变两相的供电设备，已广泛用于我国电气化铁道。
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