At present electronic theodolite has been used widely in Angle measuring, according to the Angle measuring principle can be divided into incremental counting method and absolute coding method.
电子经纬仪是目前应用较为广泛的角度测量仪器，按其角度测量原理可分为增量计数法和绝对编码法。
The method of the charge can be various, but at the Angle of economics, differential charge can provide better economic and social benefit.
收费的方式可以多种多样，但从经济学角度来看，用差别收费的方法可以提供较好的经济和社会的综合效益。
The method to measure the refraction rate of liquids by using the least deflection angle is introduced and analyzed in this paper.
介绍一种利用分光计及自制盛液“三棱杯” ，采用最小偏向角法测量液体折射率的方法，并对该法进行了分析和讨。
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