Based on the complex modal theory, some problems arising in machine tool modal analysis by impulse excitation are examined.
本文从复模态理论出发，探讨了在机床模态分析中，应用脉冲激振法激励机床时的一些问题。
According to the vector modal theory for any shape profile metallic grating, the diffraction fields are studied numerically.
本文根据任意槽形金属光栅的矢量模式理论，对正弦槽光栅和半椭圆槽光栅的情况进行了推导和数值计算。
Rigorous modal theory is used for analyzing their diffractive properties in sequence, and finally total diffractive efficiency of grating lenses can be easily obtained.
根据光栅透镜的线宽和间距微小渐变的特点，建立了光栅透镜的物理模型，并利用严格模式理论对其衍射特性进行分析。
Diffractive properties of two dimensional relief gratings made with electromagnetic anisotropic medium are theoretically analysed by using rigorous modal theory, and the degradation is discussed.
利用严格模式理论对二维电磁各向异性浮雕型介质光栅的衍射特性进行了理论分析，并对其退化情形进行讨论。
And Aristotle had a physical theory which essentially explained the workings of things in the world on the modal of human or animal behavior.
亚里士多德物理学理论的精髓在于解释了，自然界中人类和动物的运动模式。
What would the Modal-Drop theory predict to be possible word orders for a child acquiring each of the following languages?
小孩习得下列各语言时，漏掉情态助动词理论可能预测到的字序为何？
From modal analysis theory, we can easily show that only one reference is necessary in order to determine all of the modes of a system - at least from a theoretical standpoint!
根据模态分析理论，我们很容易说明为了估计一个系统的所有阶模态，只需要一个参考点—至少从理论的角度来看！
Modal situation semantics is a unified mathematics frame provided for the situation semantics by the logician in the term of the theory situation technology.
模态情境语义学是逻辑学家依据情境技术的理论，希望为情境语义学提供的一个统一的数学框架。
In Relevance Theory, the interpretation of the meaning of utterances made up by sentences containing modal auxiliaries is viewed as a cognitive process.
关联理论把交际中话语的理解看作是一认知过程，含情态助动词的句子仅是该认知过程的语言形式信息输入。
Give all possible word orders that the Modal-Drop theory would predict.
写出去情态动词理论可能的理论。
Finite element and modal analysis are the support of theory.
有限元法与模态分析法是本文的两大理论支柱。
By utilizing modal synthesis technique and theory of elastic mechanics, the formation mechanism and simulation method of vehicle body dynamic stress caused by road unevenness are studied.
运用模态综合技术和弹性力学理论，研究了由路面不平度引起的车身动应力的形成机理及其仿真计算方法。
Based on the generalized mode theory of linear vibrating defective systems, an identification method of generalized modal parameters is presented in this paper.
基于线性振动亏损系统的广义模态理论，本文提出了一种识别亏损系统广义模态参数的频域方法。
Finite element analysis for constraint model was conducted on the gear box casing of 7ypj agricultural tricar using modal analytic theory according to its structural characteristics.
针对7ypj型农用三轮汽车齿轮箱体的结构特点，应用模态分析理论对其进行了约束模态的有限元分析。
In the third chapter, the author, directed by the "4c" theory of logistics service marketing, the author gives the core of this paper, the basic Modal of Refined marketing of Sinotrans Nantong.
第三章，在物流服务营销“4c”理论的指导下，作者给出了南通外运精细化营销的基础模型。
Firstly, the damage identification method based on vibration modal analysis theory is discussed and analyzed.
首先，本文对基于振动模态分析理论的损伤识别方法进行了探讨。
Compared with the results of experimental mode, it proves that the theory and methods of operating modal analysis are practicable.
与试验模态结果相对比，证实了工作模态分析理论与方法的可行性。
A flexible model of multi-axle vehicle ride comfort is presented by combining the vibration theory of elastic beam and modal analysis method.
运用弹性梁弯曲振动理论和模态分析法建立了多轴汽车平顺性分析的柔性模型。
Finally, Based the analysis of theory modal, a modal testing program has been designed according to the existing test equipments, which prepares for the next testing of the vibration and noise.
在理论模态分析的基础上，根据现有的试验设备设计了合理的试验方案，为下步的振动与噪声的试验做了必要的理论准备。
Based on the theory of modal strain energy, a damage index is deduced to identify the plate-like structure damage.
应用模态应变能理论得到了能用于板类结构损伤的识别指标。
Proposes an agent intention theory based on nonstandard modal logic.
构造一种基于非常规模态逻辑的理论描述主体意图。
Based on the theory of modal superposition and power series expansion, a modal superposition method for the sensitivity analysis of FRF is proposed in this paper.
基于模态展开和幂级数展开原理，提出了一种频响函数灵敏度分析的模态展开法。
This paper analyzes the dynamic characteristic of complex plywood by the theory modal analysis technology.
以悬臂复合层板为研究对象，利用理论模态分析技术，研究了复合层板的动态特性。
Two modal identification methods undergoing ambient excitation are investigated for the object of large structures based on modern experimental modal analysis theory and ambient vibration technology.
本文以大型工程结构为研究对象，以近代实验模态分析理论及环境振动识别技术为基础，着重研究了两类基于环境振动的模态参数识别方法。
The finite element method (FEM) of contact theory and eigenvalue computing is used in this thesis to solve the problem of natural modal analyzing aircraft structure with contact surface.
本文采用接触理论有限元数值方法加特征值计算的方法来解决考虑连接面固有特性计算的问题。
Based on modal correlation theory, the modal correlation analysis is done by the end of this paper.
根据模态相关性原理，本文对理论计算结果与试验分析结果进行相关性分析。
Considering the incompleteness of measured structural mode shapes, the practical complete modal space theory is used to eliminate the influence of modal truncation error.
考虑到所测的结构模态是不完备的，应用完备模态空间理论将未测的结构高阶模态用等效高阶模态来代替从而消除模态截断误差的影响。
However, I have never seen this showing up, except perhaps in the case of some type modalities in a modal type theory (which is rather esoteric).
但是，我从来没有见过这个出现，除非是某种形式的一种模态理论(而深奥的)。
The paper applies the vibration theory, modal analysis theory and the technique of vibration testing & signal processing to make an analysis of the calculating modal and test dynamic characteristics.
应用振动理论、有限元方法、模态分析理论对干燥机进行了计算模态分析和动态试验。
The paper applies the vibration theory, modal analysis theory and the technique of vibration testing & signal processing to make an analysis of the calculating modal and test dynamic characteristics.
应用振动理论、有限元方法、模态分析理论对干燥机进行了计算模态分析和动态试验。
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