| 1. | New trigonometric leveling in mine construction 新三角高程测量在矿山施工中的应用 |
| 2. | A general talk about total station apparatus triangulated height measurement 浅谈全站仪三角高程测量 |
| 3. | Accuracy anaiyse of long side trigonometry level surveyingat wide water area 宽水域地区长边三角高程测量试验精度分析 |
| 4. | The feasibility of trigonometric height survey for replacement of order levelingin wide network of rivers 宽水网地区三角高程测量代替等级水准测量的可行性 |
| 5. | The paper expounds the principle of triangular elevation surveying and its accuracy , and further presents the accuracy norm for 4 ( superscript th ) grade of leveling surveging 摘要阐述全站仪三角高程测量的原理及精度,在此基础上得出达到四等水准测量的精度要求。 |
| 6. | This paper gives a model of trigonometric leveling of atmospheric refraction and vertical deflection , then analyses every part of its accuracy and give a lists to analyses all kinds of effects caused by the errors of triangle leveling 摘要首先建立了大气折光和垂线偏差的三角高程测量模型,并对模型的精度进行了逐项分析,列表分析了各种误差对三角高程测量的影响。 |
| 7. | The method of the total station transfer leveling parameter applied to the construction of yunyang yangtse river highway bridge shows that in can not only ensure the surveying precision but also improve the work efficiency 通过云阳长江大桥施工中的应用表明,在一定的条件下采用全站仪间视法三角高程测量来实现高程的传递,不仅能保证测量精度,而且可以提高工作效率。 |
| 8. | This paper analyzes the principle , error sources and precision of triangulated height surveying , points out the key problems about first order leveling replaced by triangulated height surveying ; and for the first time puts forward that in some given conditions , it is not only feasible but also valuable to replace first order leveling by precise triangulated height surveying , and proves it by experimentation as well 摘要通过对三角高程测量的原理、误差来源及精度分析,指出了用三角高程测量代替一等水准的关键问题,第一次提出了在特定条件下用三角高程测量代替一等水准是完全可行的,并在生产实践中得到了验证。 |
| 9. | The surface deformation monitoring of the side - wall by combination of the forward intersection method with the analytical trigonometric elevation measurement demonstrates that the plane deformation and vertical deformation of the side - wall are small , and the quality of dam filling and side - wall construction is satisfactory 用能够满足精度要求的前方交会法与解析三角高程测量法结合的方法对边墙表面变形进行监测,结果表明,边墙平面位移和垂直位移均较小,大坝填筑和边墙施工质量可靠。 |