发布时间:2025-02-05 12:03:41
500安电瓶乘以12V=6000再除以200W的冰箱,理论上可用30小时。但要考虑电瓶的新旧问题。冬天电瓶的容量会下降百分之10到15.还有用逆变器的话,转换器本身的功耗
买电视咋选择 家里准备买个60寸的电视买的时候主要看哪些参数呢
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