甚长基线干涉测量技术 VLBI ; Very Long Baseline Interferometry
针对目前国内外覆冰监测的使用状况和存在的问题，按照实际测量的技术要求，对电力线覆冰监测系统进行了研究。
Aiming at the existing problems of icing monitoring at home and abroad, the icing monitoring system of electrical power lines is studied according to the technical requirements of actual measurement.
本文主要研究利用低线数计量光栅实现具有大量程、纳米级分辨率的位移测量理论及其关键技术。
In this dissertation. The theory and key technologies to measure long-range displacement with nanometer resolution by metrology grating is studied.
研究了在数控加工中利用误差分离技术测量线轮廓度误差的新方法，在推导数学模型基础上进行计算机仿真。
The new method of measurement profile error of any line with error separation technique is studied. Based on developing mathematical models, computer imitation is made .
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