例外的是控制元件测试。在此过程中仍可以操作音量调节器。
By way of exception the test of the control-unit, the volume regulator can be adjusted.
系统具有“噪音指示器”，如果在受干扰的情况下会作出显示，另具有新增设的平衡调节器以调整两个话筒不同的音量。
The system has a "NOISE" indicator to display if the system is under interference and a newly added balance adjuster to adjust the volume of both microphones.
系统具有“噪音指示器”，如果在受干扰的情况下会作出显示，另具有新增设的平衡调节器以调整两个话筒不同的音量。
The system has a "NOISE" indicator to display if the system is under interference and a newly added balance adjuster to adjust the volume of both microphones.
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