本文介绍了波带板激光准直的方法，比较系统地分析了波带板激光准直的误差来源和精度分布情况。
This paper introduced, the method about laser alignment using round zone plate, analysed sources and distribution of the method's error in a systematic way.
结合水平仪、自准直仪、激光准直仪等测量仪器开发了直线度误差实验教学软件。
Based on the alignment measurements such as level meter, gradienter and laser collimator, the instructional software for straightness measuring and evaluating is developed.
开发了便携式激光准直仪及直线度误差测量、评定软件。
The portable laser collimator and the straightness measuring and evaluating software are developed.
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