surveying instrument, 1570s, of unknown origin (see OED for discussion). "The word has a Gr[eek] semblance, but no obvious Gr[eek] basis" [Century Dictionary].
实用例句
1. An improved theodolite fixed with a simple laser direction indicator was introduced.
介绍了用一种简易激光指向器改装经纬仪,使普通经纬仪带有激光指向器.
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2. It builds coordinate and their correlations of photoelectricity theodolite.
建立了光电经纬仪的各种坐标系及其相互关系.
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3. This thesis analyses causes of errors of the theodolite examination.
分析了光学经纬仪检定方法中产生的误差的来源和大小.
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4. Then the oriented integral surveying method using gyro theodolite is derived.
本文讨论了积分法的一般原理,并推导了陀螺经纬仪定向积分测量法.
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5. The optical theodolite can be used in measuring the shape and position of a super - big workpiece.