Mapping field data collection is not only the precondition and foundation of mapping projects, but also the most complex and difficult work in mapping projects.
测绘外业数据采集是测绘项目的前提与基础，也是整个测绘项目中最复杂、工作环境最艰苦的工作。
The article mainly studies the field data collection, length calculation method, sag correction and temperature mend, and analyzes and discusses the measuring precision.
主要研究内容有外业数据采集、长度计算方法、垂度改正、温度改正，并且对测量精度进行了分析和探讨。
The function of field data collection, spatial data management and information distribution are integrated in the platform which involves almost aspects of the process of land survey.
平台将外业数据采集、空间数据管理和信息发布等功能集成为一体，基本涵盖了土地调查监测的全过程。
The completion of the foundation buried stone heads, four measurements, a flat wire measurement, substandard level of measurement, map the root control field data collection and data editing.
完成了基础埋石、首级四等测量、一级平面导线测量、等外水准测量、图根控制等野外数据采集以及数据编辑工作。
Also the feasibility and effectiveness of the vehicle-following method was proved in the field data collection.
跟车方法的可行性、可靠性在实地采集车速的过程中得到了验证。
Also the feasibility and effectiveness of the vehicle-following method was proved in the field data collection.
跟车方法的可行性、可靠性在实地采集车速的过程中得到了验证。
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