Theoretical modal analysis is then performed to determine the structure modal parameters for both free - free and fixed - free boundary conditions 并做碳纤维球杆实验?测经曲线嵌合所撷取出的模态? ?与有限元素分析进?比对验证。
Other characterizations for these five complexes by elemental analysis , ir , esr and thermal analysis have also been described 同时，在本文中还通过元素分析、红外光谱、电子自旋共振波谱和热重分析等手段对上述五种化合物进行了表征。
The structure of the resulting pyrylium salts was confirmed by ft / ir , ( superscript 1 ) h nmr , ( superscript 13 ) c nmr , ms spectroscopies and elemental analyses 分别用红外光谱、核磁共振氢谱、碳谱、质谱以及元素分析对所得化合物进行了表征。
Base on element and lithofacies analysis of coals , it was discussed that the relationship the kind of coal with productivity of hydrogenation reaction 在煤的工业分析、元素分析和煤岩显微组分含量分析的基础上，简要讨论了原料煤对煤液化的影响。
Base on element and lithofacies analysis of coals , it was discusaed that the relationship the kind of coal with productivity of hydrogenation reaction 在煤的工业分析、元素分析和煤岩相显微组分含量分析的基础上，简要讨论了原料煤对煤液化的影响。
05 . 02 test methods for elemental analysis of lubricant and additive components - barium , calcium , phosphorus , sulfur , and zinc by wavelength - dispersive x - ray fluorescence 润滑剂和添加料的元素分析试验方法.用波长色散x射线荧光分析法测定钡钙磷硫和锌
The nox reduction characteristics under different reburn fuel ratios , oxygen densities in reburn zone , coal particle sizes and reaction temperatures have been analyzed 在携带炉实验过程中，采集了不同实验工况和不同反应时间的煤焦样，并进行了元素分析。
The method was developed for the matrix determination and the component analysis by the character line in ni - based alloy based on digital simulation 在镍基合金可见光谱计算机模拟基础上，研究利用镍元素及成分元素特征谱线进行基体鉴别和成分元素分析的方法。
This paper adopts finite element analysis ( fea ) and experimental modal analysis ( ema ) to obtain the equivalent mathematical model of a frp golf shaft , respectively 摘要本文结合有限元素分析与实验模态分析以求得碳纤维高尔夫球杆之等效?学模型，并探讨其机械性质。
Rapid chemical analysis , instrumental analysis , trace element determination , microarea analysis and preparation of standard reference materials are involved . 224 references are cited 其中包括化学快速分析、仪器分析、痕量元素分析、微区分析和矽酸盐标准质研制。
