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。
The components and degradabilities of one kind of ordinary film and three kinds of degradable films were analysized by thermal analysis and infrared spectroscopy.
采用热分析和红外光谱法分析一种普通地膜和三种可降解地膜的组成和降解性能。
The fundamental principles of pulse thermal Infrared nondestructive test and the method of mathematic analysis are described.
介绍了脉冲加热红外无损检测的原理及其数学分析的方法。
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