Using electron theodolite dummy photograph observing tunnel border displacement, as the example, the authors analyse the principle, means and precision of the system.
并以其中电子经纬仪虚拟照片法观测隧道周边位移为例，分析了系统的原理、使用方法及其精度。
The displacement vector for surface relief was determined to be near the invariant line direction using electron back scattering diffraction method.
本工作应用背散射电子衍射技术测得产生浮突的位移在不变线方向附近。
应用推荐