借助高精度的测角仪器，就可测量棱镜的顶角和最小偏向角，从而得到光学玻璃的折射率。
With the help of a precise angle-measuring device, the apex Angle and the minimum deviation Angle of the prism can be measured; hence the optical refractive index of the glass.
数字光栅测角仪是一种新型的角度计量仪器。
The digital and grating instrument isanew kind of instrument for measurement of angle.
此种罗盘可用于各种海流计上作为测向传感器，也可用于其他需测方位角的仪器上。
Being used as a current direction sensor, this compass is suitable for all kinds of current meters required by measuring direction.
本文介绍了JC- 1型精密测角仪主体零件的设计思想，既考虑高的精度、良好的加工工艺性、零件刚性和稳定性，又注意了仪器的外形。
The design idea of the main part of JC-1 goniometer is presented. High accuracy, good processing technology, part stiffness and stability are considered, and the instrument shape is also stressed.
运用三联脚架法减弱仪器对中误差和目标偏心误差，从而提高导线测角和测距精度。
Using trigeminy tripod method weakens instrument center deviation and target partiality error, thereby improve wire goniometry and ranging accuracy.
运用球面三角学，建立了动态靶标与被测仪器间的数学模型；
The mathematical models of the dynamic target and the tested apparatus are constructed with spherical trigonometry spherics.
使用计算机误差修正技术，又进一步提高了仪器的测角精度。
Applying computer error revision technique, the instrument can obtain higher measure accuracy.
全站仪是在工程测量中广泛应用的高精度仪器，对于测角和测边具有精度高、速度快的优点。
Total station is a widely used apparatus in engineering survey, which has the advantages of high accuracy and high speed in terms of Angle and distance measurement.
在激光测角干涉仪中，由于角锥棱镜在安置方位的不同，将导致该仪器角度测量范围的变化。
In a measuring Angle of laser interferometer, the different positions of the cube-corner prism make the range of the measuring Angle of this instrument changed.
在激光测角干涉仪中，由于角锥棱镜在安置方位的不同，将导致该仪器角度测量范围的变化。
In a measuring Angle of laser interferometer, the different positions of the cube-corner prism make the range of the measuring Angle of this instrument changed.
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