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In this paper a kind of cardio-cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method,and the blood flowing velocity vector distributions have been calculated.In addition,the flow field distribution a
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本文用边界元方法研究了一类典型心脑动脉分支血管中血液流动的流体动力特性,计算了分支血管血液流动的速度矢量分布,同时计算了分支附近有多个颗粒状绕流物时血液的流场分布,及颗粒物所受压力状况,给出了颗粒物的运动趋势,分析了引起粥样斑块病变、血瘤、血栓的可能原因. |
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In this paper a multi-passage controlling tactic composed of infinity impulse filter is presented to solve the problem in theory, but actual effect must be verified by experiment in future.
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文章尝试采用由无限脉冲滤波器组成的多通道控制策略，从理论上解决源噪声信号采集问题，其实质效果还有待于后续实验验证。 |
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In this paper a new implicit extended horizon predictive control algorithm is presented.
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摘要提出了一种新型的扩展时域自适应预测控制的直接算法。 |
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In this paper a new kind of constitutive model capable to describe the damage of soil structure has been proposed.
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提出了一种新型的堆砌体模型，用以描述这种结构破坏现象。 |
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In this paper a newly develoed helical coordinates is used to make out the solution of electromagnetic fields in the helix gap and calculate dispersion characteristics of tape helix slow wave structure for the first time.Strict boundary conditions for mag
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本文首次运用螺旋坐标系给出了带状螺旋线缝隙内的电磁场解，并据此计算了带状螺旋慢波结构的色散特性.文中采用了严格的边界条件，并以傅立叶展开进行了严格的数学处理.另外还首次对有介质区域内各层的径向传输系数作了区别.本文使用这种方法计算了我们已研制的一些宽带高功率行波管所用的慢波线结构的色散特性，理论与实验符合得很好.我们还计算了不同结构参数对色散特性的影响，并与实验作了对照，发现本文的理论有一定的普适性. |
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In this paper a novel segmentation method is proposed, in which a self tuner in the feedback branch is used for the optimization of the texture parameters.
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摘要提出了基于参数自校正纹理分析的牌照定位方法，提高了车牌定位的精度。 |
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In this paper a practical fuzzy control algorithm of urban traffic flow of intersection is presented, which comprises a fuzzy logic controller and a green light termination algorithm.
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摘要以城市主干道交叉口为研究对象，提出了一种实用的交通流模糊控制算法，该算法包括模糊控制算法和绿灯延时终止算法两部分。 |
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In this paper a scheme for a world history curriculum is proposed, based on a threefold framework: conceptual, spatial and temporal.
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这里建议世界历史课程计划以概念、空间和时间这三重框架为基础。 |
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In this paper according to the principle of Internal Model Control (IMC) system, adaptive feedback controller is designed based on NC to reduce tonal noises with digital mode.
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根据内模型系统原理，设计出基于内模型的自适应反馈控制器，使用数字方式针对周期性噪声进行控制。 |
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In this paper an approach to improving the performance of text categorization is presented by using machine learning technique and domain-dictionary.
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摘要为提高文本分类性能，提出一种结合机器学习和领域词典的文本特征表示方法。 |
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In this paper application of carbon fiber composite materials for civil aviation was briefly introduced, including application of carbon composites for civil aircrafts, for B777 and Airbus A380-800 and some views of point for applying composite materials
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摘要本文介绍碳纤维复合材料在民用航空上的应用，包括碳纤维复合材料在民用飞机上的应用、在B777和A380-800客机上复合材料采用情况以及国外对民用航空上应用复合材料的看法。 |
