JB/T 11167.1-2011 额定电压10kV(Um=12kV)至110kV(Um=126kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第1部分：试验方法和要求
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更新时间 : 2024-09-05 09:22:49
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