The roasting process of copper sulfide concentrate in the presence of calcium carbonate is studied by using the differential thermal analysis (DTA), thermogravimetric (TG) and X-ray diffraction.

通过DTA和TG结合X 射线衍射分析的方法，将硫化铜精矿加碳酸钙焙烧与硫化铜精矿焙烧的反应机理进行了对比研究。

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Objective: To study the application of thermogravimetry (TG) and differential thermal analysis (DTA) in incompatibility of drugs.

目的探讨热重(TG)、差热(DTA)分析技术在药物配伍禁忌研究中的应用意义。

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Then we detected the physiochemical characteristics of the MS sample through scanning electron microscopy ( SEM ) , infrared spectrum ( IR )and differential thermal analysis ( DTA ) .

通过多种检测手段，如：扫描电镜（SEM）、红外光谱（IR）、示差热分析（DTA）等对制备样本的理化特性进行检测。

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