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September 16, 2021 View: 145
帶電檢測

B相干式電流互感器箱體開關側本體異常發熱,箱體下部最高溫度-2.4℃,相間同位置最大溫差5.9K。認定為嚴重缺陷。解體檢查缺陷為互感器鐵芯硅鋼片短路。

亚洲国产三级在线理论,精品亚洲,97视频国产自在自线2020,亚洲色一区二区三区
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