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Pressure testing method suitable for various types of pressure release valves
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Aerify cabinet with multiple protection interlocking device
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Dual-power oil-immersed distribution transformer
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Three-dimensional wound core transformer
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Hoist and mount box-type substation's prefabricated hoist
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Transformer coil winding structure and double-split dry-type transformer
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Body structure of single-phase direct-buried dry-type transformer
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Novel integration combination formula low-voltage cabinet
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Box-type substation windproof hook capable of realizing multipoint self-locking
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Heat dissipation top cap, transformer substation box and box-type transformer substation
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Wire bending pliers
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Sleeve type voltage and current sensor for distribution transformer
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Multifunctional oil-immersed transformer measuring device
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Stereo wound core transformer
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Winding hoisting equipment
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