一、前言随着民航的高速发展，空中交通拥挤的现象显得日益突出。除了需要更精确的飞机飞行轨迹，以确保空中交通安全之外，还对其他一些辅助设备，如内话系统、记录系统等等，在技术的先进性和使用灵活性上都提出了新的要求。这里简单介绍话音记录仪。话音记录仪可以记录所有? I. Introduction With the rapid development of civil aviation, the phenomenon of air traffic congestion has become increasingly prominent. In addition to the need for more accurate aircraft trajectory to ensure air traffic safety, new requirements have been put forward on the advanced technology and flexibility of other auxiliary equipment such as internal systems, recording systems and so on . Here is a brief introduction of voice recorder. Voice Recorder can record all?