alidade
英[ɑ:li:\'deɪd]
美[ɑli\'deɪd]
基本释义
- n.
- 照准仪
英英释义
Noun
1. surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments
2. surveying instrument used with a plane table for drawing lines of sight on a distant object and for measuring angles