This paper presents the consideration of establishing the bench marks, working bench marks, marks nets properly for the survey control net of vertical displacement in observation design.
本文介绍了在设计时，为设立完整而合理的垂直位移测控系统，对基准点、工作基点、标志和测控网布设的考虑。
Conclusion The epidemic situation net is benefit to find, survey and control acute schistosomiasis. But it is not suitable for reporting of advanced cases.
结论“疾病监测信息报告管理报告系统”有利于急性血吸虫病例的及时发现与调查处理，但不适合晚期血吸虫病病例报告。
Combined with survey experience, the author probed into the methods of setting up ground control net with GPS and EDM lead for small hydropower projects based on the introduction of practice examples.
结合测量经验，探讨了用GPS与EDM导线建立小水电工程地面控制网的方法，并以实例加以介绍。
This paper introduces the setting of control net in road construction survey and presents the method of detailed setting out for circular curve by means of avertence Angle and chord.
阐述了道路施工测量中控制网的布设及用偏角和弦长进行圆曲线详细放样的方法。
Survey is very important for building construction. Establishment of the suitable control net and choice of the proper methods of survey can get quick and accurate survey.
测量是建筑施工中非常重要的工作，建立合适的控制网，选择合适的放样方法，使测量快速准确。
Survey is very important for building construction. Establishment of the suitable control net and choice of the proper methods of survey can get quick and accurate survey.
测量是建筑施工中非常重要的工作，建立合适的控制网，选择合适的放样方法，使测量快速准确。
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