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单词
optical theodolite
释义
optical theodolite
Encyclopedia
工学
经纬仪
释
optical theodolite
光学经纬仪
用于测量水平角和竖直角及概略距离的测量仪器。是经纬仪的一种,因度盘刻度和读数方式为纯光机结构得名。
理学
〔光学仪器〕
释
optical theodolite
光学经纬仪
主要作为测量水平角和竖直角之用的光学仪器。水平角为空间两相交直线在水平面上投影的夹角,竖直角为在同一竖直面内,目标方向和水平线之间的夹角。
Astronomy
optical theodolite
光学经纬仪
随便看
intersection graph
intersection homology
intersection index
intersection line
intersection lineation
intersection multiplicity
intersection number
intersection of classes
intersection of dislocation
intersection of domains
intersection of events
intersection of filters
intersection of fractals
intersection of graphs
intersection of loci
intersection of matroids
intersection of orders
intersection of sets
intersection of subspaces
intersection of topologies
intersection operation
intersection pairing
intersection point
intersection product
intersection representation
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