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Chào Anh Picvendor,
Nhờ anh giúp các tài liệu sau:
1) IEEE Standard for Bar Coding for Distribution Transformers and Step-Voltage Regulators
Page(s): 1 - 25
Digital Object Identifier : 10.1109/IEEESTD.2007.4426317
2) IEEE Guide for Handling and Disposal of Transformer Grade Insulating Liquids Containing PCBs
Digital Object Identifier: 10.1109/IEEESTD.1987.81034
3) IEEE Recommended Practice for Voice-Frequency Electrical-Noise Tests of Distribution Transformers
Digital Object Identifier: 10.1109/IEEESTD.1988.122902
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