近期,小米SU7电动车电池热失控事件引发了广泛关注,再次将电动车电池安全问题推上了舆论的风口浪尖。电动车电池一旦发生热失控,传统灭火手段显得力不从心,消防员往往只能对外壳进行喷水降温,而电池内部却仍以高达1800℃的温度持续燃烧,形势严峻。
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