[KongchangAI]
Unverified75% confidenceFactTime unknown

带独立开关的转换插头可在拔插电器时先断电,减少插拔火花对触点的损耗,也便于确认设备是否通电;无开关款需带电插拔,长期使用触点更易氧化

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75%
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Long-term
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