It contains a telescope, a compass, and a protractor, and it's used to measure horizontal and vertical angles.
一个指南针，一个测角器，它用来测量水平和垂直的角。
According to the structural design scheme for horizontal shafting of a large-aperture telescope, the structural analysis model is established by means of the structural analysis software I-DEAS.
根据某大口径望远镜水平轴系的结构设计方案，利用结构分析软件I - DEAS，建立了结构分析模型，求得了水平轴系前几阶固有频率和振型图。
A non-polarizing beam-splitting cube at the output of the receive telescope performs Bob's random choice of polarization state measurement: either horizontal (H), or –45 degrees.
非偏振分束立方体地接纳千里镜输出执行鲍勃地随机选择地极化状况丈量： 程度 （H）或为-45 度。
A non-polarizing beam-splitting cube at the output of the receive telescope performs Bob's random choice of polarization state measurement: either horizontal (H), or –45 degrees.
非偏振分束立方体地接纳千里镜输出执行鲍勃地随机选择地极化状况丈量： 程度 （H）或为-45 度。
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