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Inner and outer winding coil layered heat dissipation apparatus
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Resin-cast dry type transformer air flue structure
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Hot air flow guide device of clamping part of dry-type transformer
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Insulation and heat dissipation device for high-voltage and low-voltage coils
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High-voltage equal-grade epoxy resin pouring dry-type transformer
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Transformer core
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External cooling device of high-voltage coil
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