Unverified85% confidenceSolutionTime unknown
车载用电需求分级方案：仅充数码设备→USB车充或100W修正弦波即可；笔记本/小家电→300-500W纯正弦波+点烟器；车载冰箱/电动工具/长期用电→800W以上纯正弦波+直连电瓶+带风扇散热
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85%
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