又疑瑶台镜，飞在青云端。
这台镜头转台提供照相机的高精确度定位。
This turret provides highly accurate positioning of cameras.
对跟踪方法、GPS静态漂移、云台镜头控制等关键问题进行了分析，给出了设计方案。
Then, some key problems are analyzed, such as the tracking method, GPS static drift, cloud terrance camera control and so on. Design scheme is introduced at last.
整个系统由微机、PC总线适配卡、解码器、视频切换矩阵、音频切换矩阵、云台镜头和报警控制等部分组成。
The entire system is composed of computer, PC bus interface card, decode instrument, video switches matrix, audio switches matrix, pan, lens and alarm control etc.
整个系统由微机、PC总线适配卡、解码器、视频切换矩阵、音频切换矩阵、云台镜头和报警控制等部分组成。
The entire system is composed of computer, PC bus interface card, decode instrument, video switches matrix, audio switches matrix, pan, lens and alarm control etc.
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