结构工程

Meanwhiles, the theoretical research and analysis of structure with outrigger is rapidly developing.

伴随着工程实际应用的同时，国内外研究人员开展了对伸臂结构的研究和理论分析。

Based on investigation of the moraine and outwash deposits in above regions, the authors find that they are very complicated Quaternary deposits with special composition, structure and properties. Their engineering properties are mainly related with the composition of the gravel and the filled material.

通过对上述地区大量冰碛物和冰水沉积物的现场调查发现，冰碛物和冰水沉积物是一类成分、结构和性质都十分复杂的第四纪堆积物，其工程性质主要与母岩成分和充填胶结物的矿物成分密切相关。

Basing on a real engineering project, in this thesis, the nonlinear effect of external wall of an overlong concrete structure with semi-basement is studied through theoretical analysis and finite element solving.

本文以实际工程为背景，通过理论分析和有限元计算，研究了超长混凝土半地下室外墙在环境温度作用和混凝土开裂下的结构非线性效应。

Base on the problem of large quantity fatigue loads on corroded R.C. structure and small quantity study of its mechanical property, bending resistance fatigue test of corroded R.C. beams is discussed in this paper. The influence of stress ratio and re-bar weight loss ratio on bending resistance fatigue performance of corroded R.C. beams are researched, and the relation between strains of corroded re-bars and fatigue life of beams are obtained. The main research contents and conclusions are as following: 1. Under the fatigue loads, the overstrain of concrete approximately coincidences three stages strain development and accumulation rule, and the mechanical property of concrete is deteriorated. The fatigue damage of concrete is accumulated. The overstrain of re-bars increases and the increase rate decreases.

鉴于实际工程中大量存在腐蚀钢筋混凝土结构承受反复荷载作用，但其力学性能研究不多的问题，本论文进行了锈蚀钢筋混凝土梁抗弯疲劳试验，研究了应力比和钢筋锈蚀率对锈蚀钢筋混凝土梁抗弯疲劳性能的影响，得出了锈蚀钢筋的应变与构件疲劳寿命之间的关系曲线，主要研究内容及结论如下：(1)在循环荷载下，混凝土残余变形基本符合三阶段变形规律，力学性能劣化，疲劳损伤积累。

In the finality, the temperature profiles and thermal effects of the palestra areanalysed by this method and some useful conclusions are acquired which can bereferred by constructions.

最后使用此分析方法，对某大型露天体育场的看台结构进行了日照作用下的温度场及温度效应分析，得出一些有益的结论，以供实际工程参考。

The main content of this article SMW method for the application of technology in the palisade structure, the characteristics of the technology content includes SMW method, construction technology and procedure, and the application in the engineering examples, the documents and my personal experience.

本文的主要内容为SMW技术在围护结构中的运用，内容包括SMW技术的特点、施工工艺及流程、在工程实例中的运用、涉及的文件资料以及我个人的体会感想。

The analysis of the optical signal transmission characteristics and the physical parameters provides the theoretical foundation for optimizing the design and improving the performance of AWG; and the optimizing design numerical value calculation method solves the complex problem of the optimizing design of the AWG, it can also provide a way for AWG computer aided design system; the AWG optical signal processing analysis provide a way for optical signal Fourier transform, serial and parallel transmission, circle shift, matrix transform and differential processing; the optical signal processing characteristics of AWG develop AWG to use for new field, and the optical signal processing will play an important role on all-optical networks in the future; by the definition of the wavelength transform matrix of the AWG, the signal output positions that come from these input signals of the different wavelength or the same wavelength but the different input ports and carrying different signals can be accurately determined, and the wavelength transmission matrix plays an important role for analyzing the routing of the complex optical network, or designing the network nodes such as the optical path add/drop multiplexer and optical cross connect device; the wavelength transmission matrix also provides a method for monitoring and managing the wavelength transmission of the optical network nodes; e analysis of the AWG' OXC node structure and wavelength routing provides a way for realizing the OXC, especially for multi-path/multi-wavelength OXC and the intelligence node of the optical networks; by the studying of the control plain characteristics, router, traffic engineering, program and the improved arithmetic of the wavelength routing, the method for realizing the GMPLS' OXC optical transport network is provided, and it play an important role for the study of the automatic switched optical network; the time-frequency analysis can provide more information about the dispersion and energy changes of .the pulsed light transmission in the singlemode fiber, it also provides more useful parameters for analyzing the dispersive accumulating and dispersive compensating.

AWG光信号传输特性与相关参数的分析，为进一步优化设计AWG及提高其性能提供了理论依据，而优化设计计算数值方法解决了AWG优化设计计算的复杂问题，为进一步建立AWG的计算机设计系统提供了基础；AWG光信号处理的特性分析，提出了AWG应用的新领域，为光信号的傅立叶变换、串并传输、循环移位、矩阵变换、微分处理等提供了一条途径；波长传输矩阵变换关系的建立，不仅得到了确定多路AWG每路信号从输入端口到输出端口的准确输出位置的方法，而且在分析应用AWG实现复杂的光通信网络路由的连接、特别在设计分插复用器和交叉连接器等网络节点时有重要的作用，能有效而准确地确定波长的路由关系，为实现节点波长传输路由的监控和管理提供有效手段；基于AWG的OXC结构和波长路由的确定为实现OXC技术、特别是多路多波长的OXC和光网络的智能节点技术提供了有效的方法；控制平面的特征、路由器、流量工程、程序及改进的波长路由算法的研究实现了基于GMPLS的OXC光传送网络的控制平面，为建立自动交换光网路提供了一定的基础；时频分析可以更直观和更清晰地描述脉冲信号在单模光纤中传输色散和能量的变化，为色散积累和色散补偿提供有效的分析参数。

Habitat structure, patchiness, and avian communities in North American steppe vegetation : a multivariate analysis.

陈意昌、孙明德、杨宏达、刘昌文，(2002)，农水路廊道对农地景观结构之探讨，农业工程研讨会论文集，pp.360370

Buxtehude's other pieces that employ free writing or sectional structure include works titled toccata , praeambulum , etc. [ 9 ] All are similar to the praeludia in terms of construction and techniques used, except that some of these works do not employ pedal passages or do so in a very basic way pedal point which lasts during much of the piece, etc.

特许的雇用自由断面结构，以书面或其他类型的作品，包括作品标题托卡塔，praeambulum 等[9]的所有类似的 praeludia 在建设和使用的技术术语，除了这些工程没有雇用踏板段落或做在一个非常基本的方式（踏板一点，在许多持续件等）。

The research results indicate that adopting the penstock laid on downstream face of concrete dam in high earthquake area is feasible.

研究结果表明，在高地震区采用此种形式的混凝土管道结构上是可行的，只要措施得当，可以确保工程安全。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐