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介绍了直升机话音空地定向传播的衰减特性,分析了加装喊话器系统对飞机重心的影响,详细描述了某型直升机加装喊话器系统的方案设计和工艺流程,并完成了加装任务。
The attenuation characteristic of directional transmission of helicopter voice is introduced. The influence of adding a megaphone system on the center of gravity of a helicopter is analyzed. The scheme design and process flow of a type of helicopter attached to a megaphone system are described in detail, and the installation task is completed.