It tracks the frequency automatically to resolve the dropout of signal and to restrain all kinds of noises and disturbances.
采用频率自动跟踪技术来解决信号丢失问题，抑制了各种噪声和干扰。
It tracks the frequency automatically to resolve the dropout of signal and to restrain all kinds of noises and disturbances.
采用频率自动跟踪技术来解决信号丢失问题，抑制了各种噪声和干扰。
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