... surface depression 地面凹陷 surface displacement vector 表层位移矢量 surface drainage channel 地表排水渠(沟)，排水明渠 ...
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The author presents the theory and method to determine slip surface and forecast landslide time in respect to surface displacement vector of slope.
论述了滑坡坡面位移特征，提出了根据坡面位移矢量确定滑坡滑动面、预报滑坡发生时间的原理和方法。
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。
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