alidade

英[ɑːliː'deɪd] 美[ɑːliː'deɪd]
  • n. 指方规；照准仪
alidad

详细释义

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

双语例句

1. It consists of a base (the alidade) on which a sight is mounted. When this is horizontal, its axis is parallel to the base.
在(照准仪)基座上水平且与台基座平行地装有一镜。

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2. Table Alidade, Instrument used on the board for drafting topographical charts in order to indicate the angles between two points.
台上用照准仪，在绘图台上使用的工具，用作之处两点间的角度。

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3. A flat drawing board mounted on a tripod used in combination with an alidade to construct topographic or geologic maps in the field.
一块安装在一个三脚架上的平坦画板，与照准仪一起用于在野外测制地形图或地质图。

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4. A flat drawing board mounted on a tripod used in combination with an alidade to construct topographic or geologic maps in the field.
一块安装在一个三脚架上的平坦画板，与照准仪一起用于在野外测制地形图或地质图。

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用法讲解

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