The theory of stability of differential equations is used to analyse the 'effect of reversal slope of pitch moment to the stability of aircraft.
本文用微分方程定性理论来分析俯仰力矩曲线随迎角变化的“勺形”对飞机飞行稳定性的影响。
Based on the theory of stability, a numerical analysis method of the membrane wrinkle is established, and the results are certified by experiments.
基于稳定性理论建立了薄膜褶皱的数值分析方法，通过实验的方法对分析结果进行了验证。
An equation for describing the evolution of agricultural machinery products possessions was established and then its nonlinear chaos property with the theory of stability was pointed out.
该文建立了描述农机产品社会拥有量的演化方程，并指出该方程具有非线性混沌特性。
Although basing on the theory of elastic stability, these formulas agree well with test results in inelastic range as well.
这些公式虽然由弹性稳定理论导出，和非弹性范围内的试验结果也吻合较好。
The steady solution and its stability of Nonlinear Schrdinger Equation (NLSE) are studied by means of traveling wave transformation and bifurcation theory.
用行波变换方法和分叉理论研究里非线性薛定谔方程的定常解和定常解的稳定性。
A geometry based mathematical model is established for the calculation of reliability index by use of the fuzzy random reliability theory for slope stability analysis.
将模糊随机可靠度理论应用于边坡的稳定分析，建立了基于几何法计算广义可靠指标的数学模型。
Hereby, based on the deep study of the relevant theory of color measurement, an online color measurement system was designed with high precision, good stability, strong anti-jamming, and low cost.
因此，有必要通过对颜色测量相关理论的研究，设计一种具有高精度、高稳定性、强抗干扰且价格低廉的在线颜色测试系统。
The speed adaptive scheme of speed estimation is obtain utilizing Lyapunov's stability theory.
定义了李亚普诺夫函数，根据其稳定性理论确定了速度自适应律。
To overcome the defect of overelaborate for the fussy, intricate and low accurate method, a new method of stability analysis of loess slopes is put forward with the theory of neural network.
针对黄土边坡稳定分析计算方法繁琐、复杂、精度低等缺陷，应用神经网络理论，提出了黄土边坡稳定性分析的新方法。
This paper discussed the theory of APEX method, and put forward the improved method for the deficiency of adaptability and stability of APEX.
论述了A - PEX算法的原理，并针对APEX在适应性和稳定性方面的不足提出了改进方法。
Stability and convergence of the model are proven by means of the weak convergence theorem of generalized function and the convolved integration theory.
由广义函数弱收敛定理和卷积理论，证明所提出的非局部连续模型具备收敛性和稳定性。
Firstly, the application of bifurcation theory to the analysis of voltage stability is introduced.
首先介绍了分岔理论在电压稳定性分析中的应用。
Chapter 3: Present the theory of the analysis of stability and computation on regulation process to the system of hydropower station with surge tank of many units sharing in one tailrace tunnel.
第3章，阐述了多机一洞水电站水力调速系统的稳定分析和调节过程计算理论。
Combined with the theory of critical stability and computation theory of lasting displacement, conclusion is made.
并结合管袋结构临界稳定性原理以及持续位移计算原理进行分析比较，得到相关结论。
This paper represents an attempt at the application of catastrophe theory to the dynamic stability of engineering structures.
本文是将突变理论应用于工程结构的动力稳定性的一个尝试。
Based on the theory of EEAC, transient stability of power system was estimated by identifying the dynamic saddle point .
在轨迹降阶的基础上，根据EEAC理论，通过识别聚合轨迹的动态鞍点来判断轨迹的稳定性。
This paper expounds in theory that, we may use the relative stability or their ratio caused by UNVARIABLE as the proportion of the point on datum, which accords with the demands for choice of datum.
本文从理论上阐明用不变量导出的相对稳定度函数或其比值作为点在基准中的份量是符合对基准选择之要求的。
Base on of the basic theory of stability analyses, Finite element model building and the elements selection are analysed.
基于拱桥稳定性分析的基础理论，给出拱桥有限元建模的单元选取及建模方法。
The existence and stability of periodic solution are studied by using the bifurcation theory, linear stability theory and the method of asymptotic expansion.
运用分歧理论、固有值的解析摄动理论和渐近展开的方法，获得了共存时间周期解的存在性和稳定性。
Based on the prerequisite of system resonance, this thesis obtains the sufficient condition of system stability using quasi-linear theory and brings forward the criterions of the system stability.
在系统谐振的必要条件基础上，本文运用准线性理论得到了系统谐振稳定的充分条件，并提出了评价系统稳定性好坏的性能指标。
Based on the limit equilibrium theory and traditional safety factor method, the reliability theory is introduced to analyze the stability of tailings dam.
以极限平衡理论和传统的安全系数方法为基础，将可靠度理论引入尾矿坝稳定性分析中。
Based on analyzing the mechanism of destabilization of crack in dam, the mutation model is established by use of catastrophe theory, and the criterion of the stability of crack is given.
在研究裂缝失稳机理及特征的基础上，应用突变理论，建立了裂缝的突变模型，并得出裂缝稳定性的判据。
Based on the reliability theory, the stability of braced excavation is analyzed in detail.
本文又应用可靠度理论对支护结构的稳定性作出了详细的分析。
Based on the theory of extensive Angle analysis for slope stability, the equivalence surface method adopting disturbed energy as the criterion is proposed.
基于边坡稳定性广角度分析的理论、准则和方法，提出了以干扰能量为判据的边坡稳定性分析等值面法。
Based on the stability theory of fractional-order linear system, stability of the proposed method is analysed.
基于分数阶线性系统的稳定性理论，分析了该方法的稳定性。
According to the theory for stability of motion, the failure of arch dam along the base is regarded as the problem of stability at extreme state of motion.
本文从运动稳定性的理论出发，认为拱坝沿建基面的强度破坏实质上是稳定性问题，属于极值点失稳。
This paper probes into the influence of initial bending and initial eccentricity on bars' dynamic behavior by using the theory of elastic stability.
采用弹性稳定理论，初步探讨了初弯曲和初偏心对杆件动力性能的影响问题。
In this paper, by using the method of experiment researching and theory analysis, the stability of the axially loaded aluminum alloy pipe in structure of the folding tent was studied.
本文采用试验研究与理论分析相结合的方法，对某折叠式帐篷结构中的轴心受压铝合金圆管构件的受压稳定承载力进行了研究分析。
In this paper, by using the method of experiment researching and theory analysis, the stability of the axially loaded aluminum alloy pipe in structure of the folding tent was studied.
本文采用试验研究与理论分析相结合的方法，对某折叠式帐篷结构中的轴心受压铝合金圆管构件的受压稳定承载力进行了研究分析。
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