The buckling behaviour of composite laminates for critical temperatures under nonuniform temperature field is investigated by the finite element method based on the higher order theory. 本文用高阶理论对层板的热稳定进行了有限元分析,算例表明文中方法是精确的。
The results showed that the obvious nonuniform air field appeared over the fiber layer and there was a high-speed air flow area over the air distribution plate. 结果表明:在纤维层上部存在着明显的气流不均匀现象,匀风板上部具有高速气流区;
Geometrically nonlinear large deformation of functionally graded material shallow conical shell under transversely nonuniform temperature rise field was investigated. 研究了功能梯度材料扁薄锥壳在横向非均匀升温场中的几何非线性大变形问题。
Make the optical fiber grating nonuniform temperature variation field sensor and comb sensor by use of these results. 利用这些规律可做一般光纤光栅无法比拟的光纤光栅非均匀温变传感器以及对温变呈梳状反映的传感器。
It does not take into account the interaction between various elements of calculation and this in many cases, especially in the case of nonuniform stress field, is the main cause which leads to errors. 但它有一个显著的缺点,就是没有考虑各个基本计算单元间的相互作用,这在很多情况下,特别是在非均匀应力场的情况下,是引起误差的主要原因。
Resonant Interaction between Relic Gravitational Waves and a Gaussian Beam in Double Polarized States Through Nonuniform Static Magnetic Field and Quantum Gravity Estimate 双极化态高斯束对高频遗迹引力波在一高斯型静磁场背景中的谐振响应以及相应的量子估算
Analysis on Nonuniform Bias Magnetic Field of Magneto-optic Bragg Cells 磁光Bragg器件的不均匀偏置磁场分析
A method for computing the insulating characteristics of SF6 is designed which can be used to calculate the minimum breakdown voltages in the case of nonuniform field gap at different SF6 pressures under applications of impulse voltage with different front-times. 设计了一种计算SF6绝缘特性的方法。可用它计算在不均匀间隙中,各种波头的冲击电压下、不同的SF6气压时,SF6的最小击穿电压。
In this article a He-Cd laser operating in a nonuniform magnetic field is reported 100 milliwatts at 4416 A is obtained, which is 40% higher than that obtained without magnetic field In the vicinity of laser threshold, the power increase is up to 100%. 本文报导氦-镉激光运转在不均匀磁场中,获得4416埃激光100毫瓦功率输出,比零磁场下增加40%以上。
The generation and propagation characteristics of magnetostatic forward volume waves ( MSFVWs) under nonuniform bias magnetic field and the Bragg diffraction efficiency of GOWs with the MSFVWs are theoretically studied in this paper. 本论文主要从理论上研究不均匀场中静磁正向体波(MSFVW)的激发与传播特性,以及不均匀偏置磁场在提高静磁波对导波光的Bragg衍射效率方面所起的作用。
Theory of Magnetostatic Wave Propagation and Magnetooptic Bragg Diffraction in YIG GGG Waveguide Under Nonuniform Bias Magnetic Field 不均匀磁场中的静磁波传播和导波光衍射理论
This paper has presented the problem which deals with the prediction of nonuniform flow field in the process of determing the trajectory of ejection or release external stores using panel method. 本文介绍了用面元法计算外挂物投放/发射过程中的非均匀流场问题。
The Calculation for Nonuniform Flow Field in the Process of Determing the Trajectory of Ejection or Release External Stores 外挂物投放/发射过程数值仿真中的非均匀流场计算
According to the basic principle of fluid dynamics, the influence of random distribution of nonuniform sediments on the velocity field was simulated numerically, and theoretical solution of group settling velocity for solid particles was obtained. 从流体力学原理出发,数值模拟非均匀沙随机分布对流场的影响,推导出固体颗粒群体沉速的理论解。
According to the calculation method of SIF for corner welds of steel structures under the nonuniform stress field and Wheeler Overload Model, a calculation program was compiled. 根据非均匀应力场中带角焊缝钢结构应力强度因子的计算方法和Wheeler超载模型,编写出疲劳寿命计算程序。估计的一致强收敛速度。
An investigation of the effect of the nonuniform field feature around a delta-wing on the separated vortex breakdown 三角翼非均匀流场特性对其分离涡破裂影响的研究
The edge cut-off frequency is determined by the maximum of the nonuniform field. 边缘截止频率由不均匀磁场的最大值决定,静磁波的下限截止频率由不均匀场的最小值确定。
And therefore a small amount of electronegative additive of SF6 or R12 ( CC12F2) in air, which results in formation of very stable negative ions, leads to a significant in-crease in impulse breakdown voltages in a highly nonuniform field gap. 在空气中添加少量电负性气体SF6或R12(CCI,F,),冲击击穿电压得到大幅度提高,这是由于形成了高稳定性的负离子的缘故。
This paper describes the test technology about distortions and the measurement results of antenna reflector of synchronous satellite under nonuniform temperature field in vacuum. 本文介绍了同步卫星天线反射器在真空非均匀温度场的变形试验技术及其测量结果。
Nonlinear responses of high arch dams to nonuniform free field motion due to seismic input 地震非均匀自由场输入下的拱坝非线性反应分析
Magnetostatic Wave Propagation Characteristics under Normal Nonuniform Bias Magnetic Field 垂直不均匀磁场中静磁波的传播特性
Prediction of performance characteristics of propeller operating in a nonuniform wake field by quasi-steady lifting line theory 用准定常升力线理论预报螺旋桨在非均匀流场中的性能
Magnetic Properties of a Bond-Dilute Anisotropic Three-chain Ising Strip In a Nonuniform Field 非均匀磁场中键稀疏和各向异性的三链伊辛(Ising)带的磁性质
Complex function method was adopted in the mathematical derivation of the distribution of two dimensional nonuniform magnetic field of open planar magnetic system, which obtained the correspondent magnetic field distribution function. 应用复变函数法对开放型平面磁系二维非均匀磁场的磁场分布进行数理推导,得出了相应的磁场分布函数。
The multifractal information of landslides activities has an important significance to realize nonuniform extent of stress field of landslide and change process of landslide system from stable state to unstable state. 滑坡活动的多重分形提供的信息对认识滑坡应力场的不均匀程度和滑坡系统从稳态向非稳态的转化过程有重要的意义。
Monte Carlo Simulation of Electron Swarm Parameters in Nonuniform Field 用蒙特卡罗法研究非均匀电场的放电特性
Study on Air Pollutants Diffusion in Vertical Nonuniform Wind Field 铅直不均匀大气流场中污染物扩散规律的研究
Motion laws and characteristics of electrified particles have been obtained by using a general method in the nonuniform magnetic field. 通过矢势法求解得到了带电粒子在非均匀磁场中的运动规律和特征,讨论了对其约束问题。
The influences of nonuniform magnetic field on the oscillation of dust grain and lattice wave are also studied. 另外我们也研究了外加非均匀磁场对尘埃颗粒的振荡、晶格波的影响,这可能为尘埃等离子体的诊断提供一种新的方法。
We reveal that the underlying mechanism is dominated by the interaction between the water molecules and nonuniform electric field generated by point charges. Namely, each water molecule tends to maintain its lowest electric energy by moving toward the location with the highest field strength. 这种器件的物理机制是:水分子和点电荷产生的非均匀电场之间的相互作用,即,每个水分子都会朝着静电能最低和电场强度最大的位置运动。