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2 days ago
monira98
电磁波是一种无处不在且至关重要的自然现象,它在我们日常生活中扮演着多种重要角色。从微波炉加热食物到无线通信、医疗影像学和太阳能光伏电池,电磁波的应用无所不在,影响着我们的生活和科技发展。首先,电磁波的本质和特征值得深入探讨。电磁波是电场和磁场交替振荡传播的能量波,其波长和频率决定了它在空间中的传播特性和用途。
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