With the rapid development of wireless communications technology, short-wave band radio has become increasingly crowded, mutual interference has become increasingly serious.

随着无线通信技术的飞速发展，无线电台的短波波段已经越来越拥挤，相互之间的干扰也变得越来越严重。

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With the rapid development of wireless communications technology, short-wave band radio has become increasingly crowded, mutual interference has become increasingly serious.

随着无线通信技术的飞速发展，无线电台的短波波段已经越来越拥挤，相互之间的干扰也变得越来越严重。

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