查询词典 model t

Firstly, the nonlinear model is applied in this study. Secondly, the linear modeling process is recapped by highlighting the likely uncertainties which influence the implementation of model-based approaches. Finally, the linear robust observer is designed in the presence of unknown inputs, such as model errors, parameters fluctuation, force disturbance, process noise, measurement noise.

在考虑建模误差、参数变化、外力干扰、过程噪声以及测量噪声等影响因素的前提下，将系统非线性模型进行线性化，并据此设计系统的线性鲁棒观测器。

Qualitative simulation prototype for product life circle ;2. On the basis of Bass model and product life circle model with repurchase,the author brings out the repurchasing model,discusses the estimate method of parameter in details,and analyzes the diffusion process of bank card industry as well as the sensibility of the parameters.

在分析巴斯模型和重复购买的产品生命周期模型等的基础上，提出重复购买模型，详细讨论该模型的参数的估计法，分析银行卡产业的扩散及参数灵敏度，在此基础上使用模型做产品销量预测，表明模型的参数估计方法及预测方法的有效性和产业相关性的影响度。

There are four parts in this thesis: the first mainly describes what in-service teacher education has changed in information age and the relationship between constructivism and web-based in-service teacher education; the second and the third are the main part of this thesis, mainly analyzing scaffolded instruction theory, and constructing a web-based scaffold theory model and its implementation model based these analyses, then discussing some problems those should be noticed in the development of web-based course; the fourth discusses a practical study for how to apply the model into practice.

论文分成四大部分：第一部分主要论述了在信息时代教师继续教育的变化以及建构主义理论与网络化教师继续教育的关系；第二部分和第三部分是论文的主体部分，主要针对支架式教学进行理论分析，并在分析的基础上建构了基于网络的支架模型及其实施模型，然后以此模型为指导论述了网络课程开发应注意的一些问题；然后在第四部分以前面的分析为基础进行了一个实例研究，以进一步探讨此模型的实际可行性。

The numerical model is tested by computing wave field for several experiment terrain, and agreement between model results and available experimental data is found to be quite reasonable, which demonstrates the model's ability to simulate wave shoaling, refraction, diffraction and reflection et etc.

因此，文中在前人关于Boussinesq方程波浪数学模型研究的基础上，从质量守恒方程和Euler方程出发，推导了正交曲线坐标系下的改进型Boussinesq方程，进而建立正交曲线坐标系下的二

It also discusses Wenzhou Model, Sunan Model and Shooing Delta Model, etc., which have appeard in the course of the development of regional industrialization in China, since the reform and open-door policy was carried out.

分析了西部地区新型工业化的信息化带动工业化的创新支持、可持续发展的创新支持、人力资源开发的战略创新支持、科学技术创新支持及制度创新支持。

Finally the combined model of positioning error series is proposed.The combined model syncretizes the characteristics and advantages of the three modeling methods effectively,and offsets the shortage of a single model.

组合模型融合了各种基本建模方法的特色与优势，弥补了单个基本模型的缺陷与不足，有效提高了定位误差序列的预测准确度。

Methods: 24 SD rats were randomly divided into four groups: sham operation group, AD model group, AD model+fibroblasts transplantation groups, AD model+NT4-fibroblasts transplantation group. AD models were made by transecting bilateral fimbria-fornix.

24只雌性SD大鼠随机分为4组：假手术组、AD模型组、AD模型+成纤维细胞移植组和AD模型+NT-4-成纤维细胞移植组。

At the time of electronic commerce, with the expansion of business sale, the change of sale model as well as end consumer s purchase model will make delivery an important service and thus transmutes logistics management model.

在电子商务时代，由于企业销售范围的扩大，企业和商业销售方式及最终消费者购买方式的转变，使得送货上门等业务成为一项极为重要的服务业务，促使了物流管理模式的嬗变

These data models include the unified model of all essential factor's structuralized triangulated irregular network model and GIS as well as network model.

这些数据模型包括全要素的结构化不规则三角网与GIS一体化的数据模型以及网状模型。

These data models inclued the unified model of all essential factor's structuralized triangulated irregular network model and GIS as well as network model.

这些数据模型包括全要素的结构化不规则三角网与GIS一体化的数据模型以及网状模型。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。