(亦作 altazimuth mount 或 mounting)(Astronomy)a telescope mounting that moves in azimuth (about a vertical axis) and in altitude (about a horizontal axis) (天文)经纬仪天文望远镜的底座(可以水平和垂直旋转)。 比较 equatorial mount ■(亦作 altazimuth telescope)a telescope on such a mounting 经纬仪天文望远镜
a surveying instrument for measuring vertical and horizontal angles, resembling a theodolite but larger and more precise 地平经纬仪