基于差分法和人工神经网络建立了新的硐室围岩力学参数反分析方法。
The new back analysis method of mechanics parameters of surrounding rock was established by calculus of differences and artificial neural networks in this paper.
结合现场实践，基于差分法和人工神经网络建立了新的围岩力学参数反分析方法。
Aiming at practice in site, the new back analysis method of mechanics parameters of surrounding rock was established by calculus of differences and artificial neural networks.
本构模型是岩体参数反分析的一个重要方面，合适的模型可使参数确定变得容易。
Constitutive model is very important for parameter back analysis. A fitting constitutive model can make it easily to ascertain parameter.
基于均匀设计、差分法和模糊人工神经网络建立了新的隧道围岩物理力学参数反分析方法。
The new back analysis method of physics and mechanics parameters of surrounding rock was established by uniform design, calculus of differences and fuzzy artificial neural networks in this paper.
文中采用超级元方法，对具有复杂细观构造的纤维增强复杂材料层合板进行单参数反分析及可控性设计。
By the super element method, the back analysis and controllable design of composite material laminated plate including complicated micro-structure were completed in the paper.
同时介绍了控制焊接变形的几种方法，如反变形法、控制工艺参数、控制温度场以及系统综合分析等。
Some methods used in the control of welding deformation, such as reverse deformation, system analysis, controlling process parameters and temperature field, are introduced.
在有实测位移的情况下，可运用位移反分析法较准确地获取等代层的参数。
With the measured data, the parameters of equivalent circle zone can be obtained by back analysis of soil displacement.
因此，如何及时根据施工现场实测沉降资料反分析地基土参数来预测后期沉降，已成为沉降变形动态控制的关键技术之一。
So it becomes one of the key techniques on dynamic control for settlement distortion that how to back-analyze parameters of ground in time base on field test data.
依据变形等效原理，建立了层面影响带的粘弹性参数的反分析模型。
Based on equivalent deformation assumption the back analysis model of determining the viscoelastic parameters of the effect zones is established.
给出卷绕成形机构的卷装成形方程，通过分析成形方程反求机构设计的关键参数。
In this paper present the package shaping equation on a winding shaper and by analyzing this equation find out the key Parameters of design for this mechanism.
为了将这一模型应用于此类土层，本文根据实际地震动记录，提出了一种变阻尼最小二乘反分析方法，可用来识别模型中的各个参数值。
In order to simplify the layered soil by this model, this article provides a variably damped least square method to identify the parameters by using the actual acceleration records.
以边界元计算为基础，提出正交各向异性平面问题材料参数识别的反分析方法。
Based on the boundary element method, an inverse method is developed to identify the material parameters of orthotropic plane problem.
通过对ML4428的介绍，分析了反电势感应技术在无刷直流电机中的应用，并给出了其中一些重要参数的计算方法。
The application of the technology of back EMF induction in BLDC are analyzed by introducing the IC ML4428. The calculation formulas of some important parameters are shown behind.
在分析反重力铸造过程控制对象数学模型的基础上，设计了PID控制器，并采用临界稳定法结合MATLAB仿真确定了PID参数。
After the mathematics model of the control object of the counter-gravity casting process is analyzed, PID controller is designed, and the PID parameters are determined by MATLAB simulation.
实例表明，随机反分析方法能较好地应用于混凝土坝材料参数的反演和识别中。
This case shows the method can be applied to the back analysis and identification of the material parameters for concrete dam.
本文采用有限元分析软件ANSYS的优化技术对基坑土体参数进行了优化反分析。
The Optimization back analysis of foundation pit soil body's parameter is studied in software ANSYS.
分析了来流马赫数、出口反压、攻角、高速旋转等因素对进气道流场结构及主要性能参数的影响。
And then the influence of the inlet flow's Mach, the outlet pressure, Angle, high velocity to the structure and major performance parameter of inlet's flow field are analyzed.
运用MATLAB语言提供的神经网络功能函数，建立面板堆石坝反分析的BP神经网络模型，对邓肯e - B模型的材料参数进行反演计算。
BP ANN model of back analysis of CFRD has been constructed with Newff Function of MATLAB language, the material parameters of Duncan E-B model is calculated by back analysis.
这些方法主要有光谱参数、连续背景扣除、高斯反卷积分析以及主成分分析。
These include continuum removal, Gaussian deconvolution, principal component analysis, and spectral parameters for compositional mapping.
第3章研究和分析了基于小波的图像复原算法，包括小波域的阈值反卷积算法、迭代正则化算法和参数模型算法。
Chapter 3 studies and analyzes the wavelet-based image restoration algorithms, including threshold deconvolution algorithm, iterative regularization algorithm and parameter model algorithm.
研究了区间参数摄动法和区间参数优化反分析法，提出了区间参数单调性优化反分析法。
The interval parameter perturbation method and the interval parameter back analysis method are studied, and the interval parameter monotony back analysis method is presented.
与此同时，文中还对反分析中待反参数解的唯一性问题进行了讨论。
At the same time, the uniqueness of the back-analyzed parameters is discussed.
基于位移反分析理论及几何损伤理论，对巷道裂隙岩体的损伤参数进行了辨识。
Based on the theory of displacement back analysis and the theory of geometrical damage, identification of damage parameters in joint rock mass is studied in this paper.
以此为基础，再根据南京某基坑工程现场变形监测结果，由反分析获取SSC模型参数，并对模型参数进行验证。
Based on that, the parameters of SSC model were gained and validated by field monitoring deformations in some excavation engineering at Nanjing.
结合有限单元法和数学规划法提出一确定地基固结过程中材料参数的反分析法。
Combining finite element method and the mathematical programming technique, a procedure of back analysis of consolidation has been developed.
通过对某顺层古滑坡的现场调查，分析判断了古滑坡的滑动范围、滑动面，并对滑动面抗剪强度参数进行了反分析计算。
The paper analyzes the sliding range and sliding surface of an old landslide by investigating an old sliding slope. In addition, back analysis is used on shear resistance parameters of slide surface.
测量了冠状动脉狭窄前、后主动脉内气囊反搏（IABP）时各项血流动力学参数的变化，分析和对比了左冠脉主干不同程度的狭窄对IABP作用所产生的影响。
In order to improve perfusion of coronary artery in case of coronary artery stenosis, effect of intra-aortic ballon pumping (IABP) on coronary blood flow(CBF) was investigated.
模型中采用的参数可以通过压缩试验或反分析沉降资料的方法获得。
The parameters adopted in the model can be obtained by compression tests or referred to similar settlement record data.
模型中采用的参数可以通过压缩试验或反分析沉降资料的方法获得。
The parameters adopted in the model can be obtained by compression tests or referred to similar settlement record data.
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