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While the light beam for measuring is reflected firstly by the sample surface and then send to the detector.
用于实际测量的透射光束,被测样品表面反射后再到达探测器。
youdao
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While the light beam for measuring is reflected firstly by the sample surface and then send to the detector.
用于实际测量的透射光束,被测样品表面反射后再到达探测器。
youdao