angle gauge block 角度块规 ; 角度量块
optical angle gauge 光学测角仪
cutter angle gauge 切削刀具角量规
seat angle gauge 座位角度计
angle gauge interferometer 角规干涉仪
angle gauge survey 角规测树
rope angle gauge 绳索倾斜计
THE ANGLE GAUGE BLOCKS are angle measuring standards used to calibrate bevel protracors.
角度量块是一种角度计量基准，适用于万能角度尺和角度样板的检定。
Errors in forest measuration with Angle gauge are analyzed in this paper based on the data from 414 plots of larch plantation.
本文利用414块人工落叶松林样地实测资料，探讨了角规测树的误差问题。
Focusing on overcome the shortcomings of routine angle gauge using in forest measuration, a new-type angle gauge with the function of correct slope automatically was developed.
针对普通测树角规在森林调查中存在的弊端 ，研究发明了一种能自动改正坡度的新型角规 ，详细介绍了其原理、结构设计及使用方法。
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