When the spacecraft structural dynamic model is updated using test data, the freedom of FEM can be matched with test freedom by means of reduction method.
利用试验数据修正航天器结构动力模型时，使用缩聚方法使有限元自由度与试验自由度匹配。
The dynamic calculations of the model and prototype structures are also made using structural finite element analyses programs and the results are compared and analyzed with the test.
同时，应用结构有限元分析程序对模型及原型结构进行动力计算，并将两种结果进行比较分析。
In this paper, the evaluation and analysis on the actual state of the steel structural traverse will insure its functions by the test on horizontal dynamic characteristics.
本文通过对某钢厂钢结构通廊结构横向动力特性实测，对该结构的运行现状作出的评估与分析。
The critical breakthroughs have been taking place in the structural designs, internal and external ballistics, and mathematical models, and it is now in dynamic firing test phase.
结构设计、内外弹道、数学模拟都取得了重大突破，已达动态发射试验阶段。
Structural damage identification method based on the dynamic test is the hot issue at home and abroad.
基于动力测试的结构损伤识别方法是目前国内外研究的热点。
Finally, the FEA model of the airborne electronic box modified by the results of the modal test needs to be simulated to analyze its structural dynamic characteristics.
实验模态分析已应用于电子产品结构动力学特性方面的研究。
This paper puts forward structural design of a viscosity-adjustable damper and analyzes theoretically its static and dynamic characteristics, and the test is carried out.
本文提出了一种粘性可调阻尼器的培构设计，并对其进行了静、动态特性的理论分析及静、动态阻尼特性的试验研究。
The structural dynamic analysis of the test-bed of micro ma chine tool using finite element (FE) and experimental approaches is made.
利用有限元和实验的方法，对微型机床试验台进行了结构动态特性分析。
The structural dynamic analysis of the test-bed of micro ma chine tool using finite element (FE) and experimental approaches is made.
利用有限元和实验的方法，对微型机床试验台进行了结构动态特性分析。
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