
【国外标准】 American National Standard for Secondary Network Transformers Subway and Vault Types (Liquid Immersed)-Requirements
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2025-04-28
- IEEE C57.12.40-2000
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标准号:
IEEE C57.12.40-2000
标准名称:
American National Standard for Secondary Network Transformers Subway and Vault Types (Liquid Immersed)-Requirements
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