The cameras are placed on the theodolites which are laid on the sides of flight path, and it can take airplane′s photos at azimuth and pitching angle.
数字摄像机安放在经纬仪上，经纬仪布置在飞机飞行轨迹的两侧，构成了一个能够在俯仰角和方位角下拍摄图像的光测机构。
The cameras are placed on the theodolites which are laid on the sides of flight path, and it can take airplane′s photos at azimuth and pitching angle.
数字摄像机安放在经纬仪上，经纬仪布置在飞机飞行轨迹的两侧，构成了一个能够在俯仰角和方位角下拍摄图像的光测机构。
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