求解有阻尼多自由度结构系统的振动微分方程，实模态分析法是得到广泛应用的一种有效方法。
The dynamic response of the damping multi-DOF structural system is usually calculated by the real modal analysis method.
通过X射线衍射、拉曼散射、原子力显微分析(afm)等表征方法研究薄膜结构与生长条件的关系。
The relationship between thin films structure and preparation parameters was studied by X-ray diffraction, Raman scattering and AFM.
通过岩相显微分析确定了炉尘中未消耗煤粉和焦炭存在的不同结构形态。
The structure of unconsumed pulverized coal is different from that of coke according to petrographical microanalysis.
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