Adopted national standards micrometer scale calibration, it can get the actual numerical size after selecting the numerical scale that corresponding to objective lens in each test.

通过国家标准测微尺标定后，每次测试只须选择与物镜相对应的比例尺数值即可直接得到样品的实际大小数值。

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Adopted national standards micrometer scale calibration, it can get the actual numerical size after selecting the numerical scale that corresponding to objective lens in each test.

通过国家标准测微尺标定后，每次测试只须选择与物镜相对应的比例尺数值即可直接得到样品的实际大小数值。

youdao