Grind the mixture, place it in a sample cup and examine the reflectance spectrum.

研磨混合物，将其挪动到一个样品杯中，检测其反射光谱。

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Grind the mixture, place it in a sample cup and examine the reflectance spectrum.

研磨混合物，将其挪动到一个样品杯中，检测其反射光谱。

youdao