... 国际模式识别协会 iapr; international association for pattern recognition 模式与 patterns and x( 交际模式 communication model ...
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Its chemical composition and structure are characterized by the chemical analysis, elemental analysis, IR patterns and X-ray powder diffraction.
经元素分析、X -射线粉末衍射、中红外、远红外光谱进行表征，确定了配合物的组成和结构。
These samples were characterized by X-ray diffraction patterns and infrared spectra.
所得样品用X-射线衍射图及红外先谱图进行表征。
They are divided into three basic patterns corresponding to different structural locations: L. Y and X.
根据其发育的构造部位不同，可以划分为转折型、人字型及交汇型三种基本型式。
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