92/29074 DC被替代
Three-phase Oil Immersed Distribution Transformers 50hz From 50kva To 2500kva With Highest Voltage For Equipment Not Exceeding 36kv - Part 2: Distribution Transformers With Cable Boxes On High Voltage Or Low Voltage Side Section 1: General Requirements (possible New British Standard)(clc/tc 14(secretariat)137)
出版：British Standards Institution
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