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问题详情

The greatest detrimental effect on idle electrical equipment, such as cargo pump motors, is the（）.

A、loss of residual magnetism

B、absorption of moisture in the insulation

C、insulation varnish flaking

D、dirt collecting on the winding

时间：2022-01-03 07:11 关键词：船舶电气与船舶安全

答案解析

B

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