The system can help clients know their location at any time and place with accurate longitude, latitude and altitude data.
该系统提供精确的经纬度和高度，可以帮助用户随时了解自身所处的位置。
The low altitude data acquisition technology by unmanned aerial vehicle and aeroboat played important role in urban spatial information acquisition and updating.
无人机、飞艇等低空获取技术在城市空间信息的获取和更新方面发挥了积极的作用。
The low altitude data acquisition technology by unmanned aerial vehicle and aeroboat played important role in urban spatial information acquisition and updating.
无人机、飞艇等低空获取技术在城市空间信息的获取和更新方面发挥了积极的作用。
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