发布时间:2025-01-31 08:00:17
首先检查变压器运行情况,负载是否过大,大电流是否超标。如果负载过大、电流超标可适当减少负载,降低电流。再就是检查变压器冷却油的状态,油杂志是否过多影响散热。
请教各位我的房子冬天屋里冷因上层没人住想在天棚加个保温层不知用和材料
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