alidade

英 美

n.  照准仪；指方规；测高仪；旋标装置；游标盘

化学

英英释义

noun

  1. surveying instrument used with a plane table for drawing lines of sight on a distant object and for measuring angles

      Synonym:    alidad

    1. surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments

        Synonym:    alidad

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