Alidade

A U.S. Navy sailor using a telescopic alidade.

An alidade (archaic forms include alhidade, alhidad, alidad) or a turning board is a device that allows one to sight a distant object and use the line of sight to perform a task. This task can be, for example, to draw a line on a plane table in the direction of the object or to measure the angle to the object from some reference point. Angles measured can be horizontal, vertical or in any chosen plane.

单词	alidade
释义	alidade /'ælɪdeɪd//'ælɪ,ded/ 英汉-汉英词典 n. 照准仪词组 \| 习惯用语您要查找的是不是： altitude n. 高度；高地；[数]顶垂线；（等级和地位等的）高级 halide adj. 卤化物的 n. 卤化物 adenoidal adj. 腺状肿的,腺状的 sight alidade 照准仪,视准仪 marine alidade 航海用照准仪 telescopic alidade 望远镜照准仪 autoreduction alidade 曲线归算望远镜照准仪 tube-in-sleeve alidade 转镜照准仪 plane table alidade 平板照准仪 peep sight alidade 测斜照准仪网络短语: tacheometrical alidade 视距照准仪 peep-sight alidade 测斜照准仪；取景照准仪；觇孔照准仪 table alidade 平板仪 alidade diopter 照准仪 alidade rule 照准规 plane-table alidade 平板仪；平板照准仪英语百科 Alidade An alidade (archaic forms include alhidade, alhidad, alidad) or a turning board is a device that allows one to sight a distant object and use the line of sight to perform a task. This task can be, for example, to draw a line on a plane table in the direction of the object or to measure the angle to the object from some reference point. Angles measured can be horizontal, vertical or in any chosen plane. 近义、反义、联想词近义词 n. surveying instrument, surveyor's instrument 联想词 telescope望远镜;compass指南针，罗盘;observatory天文台;binoculars双筒望远镜;meridian子午线的;notation符号;instrument仪器;sighting照准; 英英词典 alidade n. surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments synonymous： alidad surveying instrument used with a plane table for drawing lines of sight on a distant object and for measuring angles synonymous： alidad
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alidade /'ælɪdeɪd//'ælɪ,ded/

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网络短语:

Alidade

近义词

联想词