结构单元

By means of the novelly decoded manner and the well constructed fitting function, the global searching performance for the GA is developed so that optimized RBPNN approaches to the parsimonious structure;(4) A ROLS micro-genetic algorithm was built by integrating the micro-genetic algorithm with good convergence performance based on tiny class of group with the ROLS-SOA.

提出一种新的基于径向基概率神经网络的模式识别融合系统，即多分类器系统，避免了单一径向基概率神经网络分类器的分类局限性，减少了寻求单一分类单元结构最优化时的计算复杂度，通过使用D-S融合算法，大大提高了对复杂模式识别问题的分类精度。

Compound 4 exhibits an unusual 2-D (4,6)-lattice-type network constructed by the [Co222]2- dimers and [Co(H2O)2]2+ units. As for Compound 5, four basic units link to each other form an approximately parallelogrammic pore, which constructed a 2-D covalent bond double-layers network.

化合物4展现出由[Co_2_2_2]~(2-)二聚体和[Co(H_2O)_2]~(2+)组成的具有4、6两种格子的不同寻常的二维网状结构，化合物5以类平行四边形孔道为基本单元构筑了二维共价键网络结构。

Then the paper concludes systematically about the characteristics of different petrographic facies and logging-facies of different microfacies in fluvial facies .

在油田开发中后期的密井网条件下，运用储层层次性分析原理，解剖河流相储层的内部建筑结构，并进一步划分流动单元。

This paper offers a design scheme using single chip microcomputer AT89S51 and periphery chip LM331, MAX7219, among which, the MCU is a instrument designed for gaining and controlling data from linear strain displacement sensor under constant voltage and presser sensor located at plank. It is pithily in structure and excellent in reliability.

文中介绍利用单片机AT89S51和外围芯片LM331、MAX7219的设计方案，其中微处理器单元是用来从恒电势的线性应变位移传感器和装在支架上的压力传感器的电信号中获取及处理数据的设备，安装在轻的铝合金外壳中，按用途需要设计而成，它结构简洁、可靠性高。

Considering the bud of Platycarya longipesas basic unit of modular population,the bud population structure of sample trees, which were 8-12 years old and located at different places on slope in karst area in the middle of Guizhou province, was studied.

以圆果化香植株的芽为基本构件单元，对贵州中部喀斯特山地不同坡位上8-12年生植株的芽种群结构进行研究，结果表明：圆果化香芽种群芽总量分配随枝级发生变化，芽数量最多的枝级为树冠中间部位的二级或三级枝，树冠表层的末生枝和紧靠树干的一级枝芽数量较少。

Operation principle of the 2×2 and 4×4 optical switches based on the two-facet reflective mirrors and micro electromagnetism actuator is introduced; N×N optical switch matrixes consisting of the 2×2 and 4×4 optical switches are designed based on Benes networking; the rearrangeable non-blocking feature of 4×4, 8×8 and 16×16 optical switch matrixes and their routing algorithm are analyzed by using the principle invented by Euler in Knigsberg Bridge Problem.

介绍了使用双面反射镜的2×2， 4×4光开关的集成光路设计和工作原理；采用Benes网络，以2×2和4×4光开关为基本单元的N×N光开关器件的整体结构，并根据&一笔画&原理，分析了4×4， 8×8和16×16光开关矩阵的可重排无阻塞特性和光开关矩阵的光路选择算法。

Firstly, we processed hierarchy structure partition to the video, and analyzed the necessity of events as the retrieval units from the point of rogatory granularity in video retrieval; Secondly, from the video editing, we proposed a new technique that extracted the events based on the representational shots in order to low the computational complexity and prepare for the last work.

首先对视频进行了层次化的结构划分，从视频检索的查询粒度角度分析了以事件作为检索单元的必要性；其次从视频编辑特点出发，利用了基于代表性镜头的镜头组聚类手段，通过对视频数据进行聚类提取事件进而为提交片段查询作好准备，此法节省了在事件提取过程中的计算量。

FYB---double-direction angular contact thrust ball bearing is a bearing unit composed of an integral outer ring, a group of sectile inner rings, steel balls, cage assemblies and sealing.

FYB—双向推力角接触球轴承是由一整体外圈、一组剖分式内圈、钢球和保持架组件及密封组成的轴承单元，其结构紧凑体积小，可双向受力，旋转精度高，并可在承受很高径向负荷同时承受一定的轴向负荷。

Firstly, to meet the demand of smart antenna system sectored coverage mode, the arrays configure and excitation phase are synthesized by the global-search Genetic algorithm.

首先依据智能天线系统扇区覆盖模式对方向图的要求，利用GA的全局搜索性能，综合了阵列结构及单元激励相位。

Second, on the basis of classical girder theory, girder element stiffness matrix considering shearing deformation is deduced, the method of calculation of value of shearing deformation is illustrated, and how far effect on inner force and deformation considering sheering deformation is discussed. Through comparison inner force and deformation between considerations in shearing deformation and not, several results are achieved and several suggestions to calculation are pointed out.Third, prestressed reinforcement is considered in the paper.

其次，在经典梁理论的基础上，本文推导出考虑剪切变形的平面梁和空间梁单元刚度矩阵，阐述了剪切变形系数的计算方法，讨论了在不同箱梁截面高度情况下，剪切变形对结构内力值和变形值的影响，并与不考虑剪切变形影响的结果作比较，得出有关结论，并对工程设计计算做出了一些建议。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。