This text proceeded to the total present condition of the our country chemical engineering industry well of analysis.

本文对我国化工产业的总体现状进行了充分的分析。

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Attenuated total reflection infrared spectroscopy (ATR) is a useful tool for surface analysis providing structural and chemical information about the sample.

衰减全反射红外光谱技术是表层结构分析的有利手段。

youdao

Attenuated total reflection infrared spectroscopy (ATR) is a useful tool for surface analysis providing structural and chemical information about the sample.

衰减全反射红外光谱技术是表层结构分析的有利手段。

youdao