对向量值缓慢振动函数及遥远概周期函数的性质作了讨论。
The properties of Vector-valued remotely almost periodic function and oscillate slowly function are discussed.
这个方法是建立在三次样条函数、梁振动函数(或三角函数)及变分原理基础上。
The method based on the cubic B-spline function, beam vibration function (or trigonometric functions) and variation principle.
所以振动配分函数也没有什么变化。
所以振动配分函数,等于。
So all the partition functions for the vibrations 1 are equal to one.
我们也知道振动能的配分函数。
平动配分函数乘以,振动配分函数,乘以转动配分函数等等。
The translational partition function times the vibrational partition function, times the rotational partition function, et cetera.
我们用的4种分子的振动配分函数都是。
分析力学的拉格朗日方程是机械振动理论的基础,含耗散函数的拉格朗日方程又是这个基础的重要方面。
Lagrange's equation in analytical mechanics is the basis of the mechanical vibration theory and the equation with dissipation function is important to this basis.
考虑到液体分子间的强相互作用,引入了一个阻障因子,以修正其转动和振动对内配分函数的贡献。
In consideration of the strong intermolecular interactions in liquids, a hindering factor is introduced to modify the contribution of their rotation and vibration to the internal partition function.
文章提出了一种利用模态参数和由振动试验数据求得的频响函数来进行模型修正的方法。
This paper presents a synthesized model updating method using the modal parameters and frequency response functions(FRF) extracted from the vibration test data.
本文用传递函数的模态分析法研究了电机定子铁芯的振动模态,介绍了试验原理、装置及测试结果。
In this paper, the test for vibration mode of stator core of an electric - al motor are studied using the transfer function mode techniques.
提出了将时域动态响应、频率响应函数和均方根值作为机械振动对光束传输性能影响的定量评价值。
Time domain dynamics response, frequency response function and root mean square value are taken to evaluate the vibration influence on the light-beam propagation performance quantitatively.
并用一种新方法求取了该振动系统的复合频率响应函数。
The complex frequency response function of the vibrating system is obtained by means of a new method.
提出一种考虑剪切变形影响时,求解梁的弯曲变形和横向自由振动的奇异函数解法。
An approach using singular functions is propsed to solve the bending deformation and the transverse free vibration problems of beams in consideration of shearing.
本文提出一种用样条函数分析弹性地基板自由振动的新方法。
The spline function is used in the analysis of free vibration problem of plates on elastic foundation.
针对每个离散角速度,依据影响系数法,采用包含残余振动值和校正不平衡的广义线性二次型目标性能函数推导出控制律。
For each discretized angular speed, the control law is derived from the generalized linear quadratic objective performance function including residual vibration measurements and imbalance correction.
建立了双参数弹性地基上受压的矩形薄板自由振动位移函数微分方程的一般解,其中积分常数由边界来确定。
A general solution of differential equation for free vibration displacement function of compressed rectangular thin plates on two parameters elastic foundation is established.
本文建立了正交异性矩形薄板自由振动横向位移函数微分方程的一般解。
A general solution of the differential equation for transverse displacement function of orthotropic rectangular thin plates in free vibration is presented in this paper.
本文用静线弹性问题的开尔文解作为权函数导出了稳态振动问题的边界积分方程。
The Kelvin solution to the static linear elastic problem is used as the weighted function to derive the boundary integral equation for steady-state vibration problems.
根据随机振动试验的有关理论,确定产品局部应变载荷的概率密度函数。
The probability density function of partial strain loading of product is defined in accordance with the relevant theory of random vibration test.
根据走行部故障振动信号的特点,选用调制高斯函数作为分析小波,处理由损伤冲击造成的信号突变。
The modulate Gauss function is selected as the analysis wavelet to deal with the fault signal saltation caused by the damage concussion, according to the (characteristics) of fault vibration signals.
振动信号被分解为一系列固有模态函数。
The vibration signal is decomposed into a sum of intrinsic mode functions.
对现役钻机底座做了现场振动测试,得到频响函数曲线及前10阶模态频率。
On-site vibration test of the servicing rig substructure is made, and the frequency response function curve and preceding 10 modes frequency are obtained.
车辆振动过程中,实际安装位置的元件特性与悬挂特性的比例系数是广义坐标的函数。
When the vehicle vibrates, the ratio coefficients of the characteristics of components in fixed position and the corresponding characteristics of suspension are a function of generalized coordinates.
因此通过类阶跃函数的设计可以有效的控制从动系统的振动。
With the method the vibration of the following system can be controled according to the response-spectrums of the step-type functions.
解离能计算进行了零点振动能(ZPVE)校正,并运用完全均衡校正法对基函数重叠误差(BSSE)进行校正。
For dissociation energy, zero point vibration energy (ZPVE) is calculated and basis set superposition error (BSSE) is corrected by counterpoise method.
基于已有的岩心实验数据,构造了振动采油条件下两相介质相对渗透率的变化率函数。
The experimental data available in literature were employed to build the incremental ratio function for relative permeability of two-phase medium.
如果只考虑磁扰动的贡献,不同值的振动模的频率变化仅只是涨落磁场能谱的函数。
For the magnetic perturbation contribution, we obtain the frequency shift of modes with different degree as a function of the spectrum of fluctuating magnetic field.
通过变更振动系统的输出模型和目标函数,课题建立多个基于轮胎动载的半主动悬架的车辆模型。
By changing the output equation and target function of control system, we can establish many semi-active suspension vehicle models.
理论推导和实例结果表明,随机振动的声学响应特性取决于声学频率响应函数和激励谱密度函数。
The results show that acoustic response feature of random vibration depends on the acoustic response function and the spectral density function of the stimulating load.
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