negative boosting transformer
... boosting charge 升压充电,补充充电... negative boosting transformer 减压变压器 treble boosting circuit 高音增强电路...
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加减电压变压器 buck and boost transformer
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叙述了IEC和GB标准中对自耦减压起动器中自耦变压器温升试验的有关规定。
The related regulations of temperature rise test of autotransformer for autotransformer starter in IEC, GB were described, the current in every winding of autotransformer was analyzed.
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