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mar 8, 1991 - 1991年3月8日上海超高压输变电公司采用新技术，将 220千伏西郊变电站2 号调相机组改制成国内第一台6万千瓦大容量氟利昂冷却调相机。

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1991年3月8日上海超高压输变电公司采用新技术，将 220千伏西郊变电站2 号调相机组改制成国内第一台6万千瓦大容量氟利昂冷却调相机。

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工业大事年表

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Date:

mar 8, 1991

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~ 34 years ago

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