题目内容

复杂电磁环境是指在一定的时间、空间和频段范围内，多种电磁信号密集分布、拥挤、交叠，强度动态变化，对抗特征突出，对电子信息系统、信息化装备和信息化作战产生显著影响的电子环境。（）

A. 正确
B. 错误

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