The core of the system is the HF automatic link establishment, for short, ALE.

而这一系统的核心就是短波自动链路建立系统，简称ALE系统。

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Automatic link establishment (ALE) is one of the most important technologies in the third generation (3g) high frequency communications, with the handshake scheme being the key part.

自动链路建立(ale)技术是第三代短波通信(3 G)中的一项关键技术，握手过程是自动链路建立技术的一项重要内容。

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