| 单词 | 测量角度 |
| 释义 | 〔theodolite〕An optical instrument consisting of a small mounted telescope rotatable in horizontal and vertical planes, used to measure angles in surveying, meteorology, and navigation.经纬仪：一种由一个小的可在水平面和垂直面旋转的望远镜构成的光学仪器，用于勘测、气象和航海中测量角度〔quadrant〕An early instrument for measuring altitude of celestial bodies, consisting of a 90° graduated arc with a movable radius for measuring angles.象限仪：用来测量天体纬度的一种早期工具，由一个有90度刻度的圆弧和一个用来测量角度的可移动的半径构成〔survey〕To determine the boundaries, area, or elevations of (land or structures on the earth's surface) by means of measuring angles and distances, using the techniques of geometry and trigonometry.测量：用几何和三角学技术，通过测量角度和距离来决定（土地或地面结构的）边界、区域或高度〔alidade〕An indicator or a sighting apparatus on a plane table, used in angular measurement.旋标装置：飞机控制板上的指示器或观测仪，用来测量角度〔diopter〕Obsolete diopter [an instrument for measuring angles] 废语 diopter [测量角度的仪器] |
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