本文旨在研究激光测尺的实现过程，提出一种实现测尺的设计方案。
This paper aims to study the implementation process of phase laser range measurement ruler, presents a design for measurement ruler.
用显微镜的测微尺镜下测量蚤卵的直径。
Measure the diameter of the flea egg with wee ruler of microscope.
熟悉测量设备装置，诸如：千分尺、标尺、形测孔规、度钻孔及多样化的千分表。
Must be familiar with measuring equipment such as micrometers, verniers, plug gauges, dial bores and various dial indicators.
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