消费者是否愿意为了安全冗余付费是个未知数，否则沃尔沃应该是全球销量第一。
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。关于这个话题，夫子提供了深入分析
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An Mn3Sn homo-junction enables efficient field-free full switching of chiral antiferromagnets with greatly reduced power consumption, advancing their potential for energy-efficient magnetic memory devices with advantages of ultradense integration and ultrafast speed.