并由红外光谱和质谱确证了它的结构。
并用红外光谱对产品结构进行初步表征。
经熔点测定和红外光谱分析，确证产品是苯酚。
The product was characterized by melt point and IR spectra analysis.
同时，研究了溶血磷脂基本理化指标和红外光谱。
Meanwhile, its physical and chemical quality and infrared spectrum was also studied.
这种方法在近红外光谱分析中得到了成功的应用。
This method has been applied in NIR spectroscopy successfully.
目标产品经熔点测定、元素分析和红外光谱表征。
The target product was identified by melting point, elemental analysis and IR.
结果：不同材料药用塑料瓶的红外光谱具有特征性。
Result: IR can identify the material characteristic of plastic package.
方法：所得样品经元素分析、红外光谱证实其结构；
The sample's structure was confirmed by element analysis and infrared spectra.
利用红外光谱、核磁共振谱对产品结构进行了确定。
The structure of the product is identified with IR, H-NMR and C-NMR.
利用红外光谱、质谱和核磁共振确定了中间体的结构。
并通过红外光谱的研究阐述了CWPE结构与性能的关系。
The structure of CWPE and its relation to the property were studied by IR.
利用红外光谱分析、元素分析，对产品进行了物性及结构表征。
The physical property and the structure of product were characterized by IR and elementary analysis.
并采用红外光谱对合成过程中的原料、中间体及产物进行了研究。
The raw material, intermediate and product were studied with infrared spectra.
合成的产品中无酚无三废产生，产品元素分析及红外光谱与目的产物相一致。
The element analysis and IR spectrogram of the product were identical with the target product.
著名的昴宿星团（Pleiades constellation）在红外光谱下的新照片。
The famous Pleiades constellation gets a new look in the infrared.
著名的昴宿星团（Pleiades constellation）在红外光谱下的新照片。
The famous Pleiades constellation gets a new look in the infrared.
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