If you had a magic microscope that could see how things work on the tiniest scale in nature, you might get a bit of a surprise.
如果你有一个神奇的显微镜，可以看到自然界最小尺度上的运作方式，你或许会深感意外。
In this method, the positioning accuracy and repeated positioning accuracy are tested using the precision linear scale and the reading microscope.
该方法利用精密线纹尺和读数显微镜对数控机床的定位精度和重复定位精度进行检验。
Vascular caliber with operating microscope eyepiece scale of measurement, the length and distribution of blood vessels using a ruler and measurement of sub-regulation.
血管口径用手术显微镜的目镜标尺测量，血管长度和分布范围用直尺和分规测量。
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