查询词典 model t

In Comlex model group the endangium plaque were widespread, while in that of High cholesterol group there was only single small plaque. The pathological heart changes of both High cholesterol group and Complex model group weren't obvious, with mild oedema and small fat drops. The liver cells of High cholesterol group showed mild oedema, while fat drops in the liver of Complex model group were more typical.

病理显示主动脉弓变化明显，复合模型组内膜斑块弥漫，而单纯高脂组内膜只出现单个小斑块，单纯高脂组和复合模型组心脏病变区别不大，均见轻度水肿和小脂肪滴；单纯模型组肝脏细胞轻度水肿，而复合模型组肝脏脂肪滴明显。

Know how to use Data model tools like PowerDesigner, ERWin, to create logical data model and physical data model.

能使用建模工具创建逻辑与物理数据模型。

Objective To examine the value of Edaravone in the treatment of vascular dementia through ethologic and pathologic changes induced by chronic cerebral ischemiaMethods Wistar rats were randomly divided into sham operated group,model group,edaravone group and duxil groupThe chronic cerebral hypoperfusion models were made by permanent bilateral occlusion of both common carotid arteriesThe memory ability and ultramicrostructure of brain tissue were observedResults The escape latencies in model group were more significantly prolonged than that in the other groups (P＜005)But there was no significant difference between edaravone and duxil groupAnd pathologic changes observed by electron microscope in nerve cell of edaravone group and duxil group and model group were fairly light than that in sham operated groupEdaravone group had increased mitochondrium and frontal membranous synaptic vesicle and more productive metabolic activityConclusions Edaravone can lessen injures of hippocampal neurons loss to improve the spatial learning and memory abilitiesAnd it is proved further that edaravone can treat VD

目的 观察依达拉奉对慢性缺血致血管性痴呆大鼠行为学及形态学的影响，探讨依达拉奉在治疗VD中的应用价值。方法实验分假手术组、模型组及都可喜对照组及依达拉奉治疗组，应用双侧颈总动脉结扎方法制备慢性脑缺血大鼠痴呆模型，观察各组大鼠的记忆功能及脑组织超微结构改变。结果缺血组水迷宫表现同对照组、都可喜组及依达拉奉组相比有显著差异(P＜005)，依达拉奉组与都可喜组相比未见显著差异。同时电镜观察结果也发现依达拉奉组及都可喜组与模型组及假手术组相比神经细胞病理改变较轻，且依达拉奉组线粒体及前膜突触小泡增多，代谢活动较都可喜组旺盛。结论依达拉奉可能通过减轻海马神经元的损伤来改善慢性脑缺血大鼠空间学习记忆障碍，证明依达拉奉对慢性缺血致VD大鼠具有治疗作用。

The model of Protein Secondary Structure based on the multi-modal neural network This paper proposed a multi-modal neural network predictable model that synthesizes by 7 BP neural network group in protein secondary structure prediction, this model use "profile" encoding method and "the distance" between the amino acid for the excitory input information, has carried on the prediction to the protein secondary structure prediction.

3基于多神经网络的蛋白质二级结构预测模型论文提出了一个由 7 个 BP 神经网络组合成的多神经网络的蛋白质二级结构预测模型，该模型采用&profile&编码方式和氨基酸间的&距离&为激励输入信息，对蛋白质二级结构进行了预测。

Under the guidance of DPRIF integrating strategy, we set up an integreted SOFM-SVM model. Then we analyzed and optimized the model from the aspects of operating mechanism, data interface and function expandedness. The PCA method was introduced to reduce dimensionality and extract features, then to strengthen the clustering explanation; defined a CMI index, to ascertain the most effective or the best clustering number; A new Anti-NO algorithm was proposed to recognize and to filter the suspecious data in the sample; The medium result of SVM model was used to extract the borderline datas between two classified groups. This research compensated for the achievements of data recognition including pattern data, noises data and borderline data.

在DPRIF整合策略指导下构建了一个整合的SOFM-SVM模型，对该模型从运作机制、数据接口、功能扩展几个方面进行分析和改进：引入PCA方法进行数据降维和特征提取，用以加强聚类解释；结合统计聚类中的聚类误差概念定义一个聚类数有效性指标，利用SOFM算法中间结果进行指标求解，以筛选出有效或最佳聚类数；提出一种新的噪声识别算法用于对样本中的异常数据进行甄别和过滤；利用SVM模型的中间结果提取分类边界数据；进一步充实了包括模式类、噪声集和边界在内的模式识别成果。

Firstly, the thesis analyzes the content of behavior consistency of C~4ISR system requirement, researches the theory of behavior consistency validation based on executable model. Secondly, it analyzes the extense form of basic state chart, researches the grammar rules and formal description method of the transition-oriented state chart. Lastly, it brings forward the method for transforming TO_StateChart to Object Petri Net model, and based on executable model, researches the method of validation for behavior consistency between the state chart and sequence diagram.

论文首先对C~4ISR系统需求行为一致性验证的内容进行了分析，研究了基于可执行模型进行行为一致性验证的原理；其次分析了基本状态图的扩展形式，研究了面向转移的状态图(简称为TO_StateChart)的语法规则及其形式化描述方法；最后研究了TO_StateChart转换为对象Petri网模型的方法，并以此为基础，深入研究了基于可执行模型进行状态图和时序图之间行为一致性验证的方法。

In the field of spaceborne remote sensing, a geometric collinearity equation of pushbroom sensor with the Kepler parameters of the satellite orbit and the attitudes of sensor has been developed. Testing the sensor model on a SPOT-5 imagery, the planimetric accuracy of object positioning is 83.392m on the ground. According to the orbital dynamical model and the kinematics model of satellite attitude, an algorithm of extrapolative location is developed. Testing the algorithm on CBERS-2 high resolution satellite imageries of central China, when the depth of extrapolation is 300km, the planimetric precision is 53.555m including the measurement errors as well as the modeling error over than the 568m which is the planimetric precision of systematic rectification.

航天遥感方面，利用6个卫星轨道开普勒参数和3个传感器姿态建立了推扫式卫星遥感影像的严格构像方程，经对一景SPOT-5影像实施无地面控制对地目标定位获得了83.392m的平面精度；根据遥感卫星的运动规律，提出了卫星轨道参数、传感器姿态和扫描侧视角的外推算法，用于资源二号卫星影像的外推对地目标定位，当外推深度达300km时，目标定位精度不低于50m。

The basis is initiative assume build model of mixture integer program, apply Lagrange flabby theory, decompose with the model flabbily through the tie, design a heuristic algorithm to undertake the model seeks solution.

根据初始假定建立混合整数规划模型，运用拉格朗日松弛理论，通过约束松弛和模型分解，设计一个启发式算法进行模型求解。

Because BLP model is deficient in respect of flexibleness of implementation and cannot satisfies access control demand of layer systems with multiple domains,DMDBLP model which is the development of BLP model is proposed.

针对BLP模型在实施灵活性方面的不足以及不能满足多域分层系统访问控制需求的实际，提出了BLP的扩展模型——DMDBLP模型。

The migrat ed profiles of three models, including a three-layer model, a fault model and a foreset structure model, are consistent to the original models. This proves that the migration sys tems are reliable.

包括层状模型、断层模型和前积结构模型在内的三个各向异性模型的偏移实算均获得了准确的成像结果，证实了本文有限元逆时偏移系统的可靠性。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。