Since primary transformer of electric locomotive adopts the forced oil-circulation cooling method, its heating computation is rather complicated and difficult.

电力机车主变压器采用强迫油循环吹风冷却方式，其发热计算较为复杂和困难。

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Since primary transformer of electric locomotive adopts the forced oil-circulation cooling method, its heating computation is rather complicated and difficult.

电力机车主变压器采用强迫油循环吹风冷却方式，其发热计算较为复杂和困难。

youdao