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每个国家必须保证本国范围内的任何电台,不发送不必要的或匿名的信号或通信。
分类: 通信专业业务
发布时间: 2023-11-19 11:51
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每个国家必须保证本国范围内的任何电台,不发送不必要的或匿名的信号或通信。
A.对
B.错
正确答案是A
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