结构工程

This paper introduces SAIS, An Integrated Rule-based System for Analysis of Software Sructure, which is designed to provide partially support to software maintenance and reverse-engineering activitie.

本文介绍了SAIS，一个基于规则的软件结构分析集成系统，它被设计用于提供对软件维护和软件逆向工程活动的部分支撑。

Firstly, owing to the existing restriction with insufficient function while imitating the construction using top-down method of business software in common use, this text compiles three-dimensional finite element procedure of plasticity using the model of revisal Cambridge procedure, which better reflect the nature of soil and the force bore ;Secondly, utilizing the procedure compiled , the emulation analysis is used in the large-scale case, which study the responding law of the soil pressure around the case containing, the roof, sheet pile, wall and the floor with the progress of the construction in the course of the construction using top-down method and the distribution law of the stress in the real vehicle.

本文首先针对现有通用商业软件在模拟逆作法施工时功能不足的限制，研编了可以考虑修正剑桥模型的三维弹塑性有限元程序，该程序能较好的反映工程场地的土性和受力，模拟逆作过程；其次，利用研编的程序，对大型箱涵进行了仿真分析，研究了箱涵在逆作过程中周边土压力，顶板，板桩，桩间墙和底板随施工步序进展的系统响应规律，以及箱涵建成后，在实际车辆荷载下箱涵结构的应力分布规律。

More stories are added to a multi-storey RC frame using lead laminated rubber bearings. A program is developed with MATLAB language to conduct elastic-plastic time history analysis, according to the optimization results of lateral rigidness and damping ratio of isolation layer based on energy criterion, and two real ground motion records and a synthetic record are input.

结合一幢多层框架结构应用铅芯叠层橡胶支座进行加层改造的工程实例，在对隔震层的抗侧刚度和阻尼比基于能量准则进行优化的基础上，利用Matlab语言编制了弹塑性时程分析程序，输入两条实际地震动记录和一条人工波。

The pile bridge riprap groin is engineering measures for diversion protection, consisting of precast concrete piles, lead wire cage rubble and firewood raft with deep foundation, strong capability of resisting impact, stability of structure, convenient construction, investment saving and so on, making up the easily breaking defects of the traditional ones.

桩式抛石丁坝是一种导流护岸工程措施，由预制混凝土桩，铅丝笼块石及柴排构成，它具有基础深，抗冲能力强，结构稳定，施工方便，节省投资等优点，弥补了传统铅丝笼抛石坝易折断毁的缺陷。

Rivet joint is a kind of mechanical joint being widely used in engineering structure.

铆接是目前工程结构中广泛应用的一种机械连接形式。

The application of sliding i solation in practical engineering will p romote its further development.

总结了滑移隔震结构在实际工程中的应用经验，对进一步研究与发展基础滑移隔震技术提出了看法。

Based on construction of steel roof truss of the Cultural Center project in Dalian Development Zone,construction scheme of high altitude assembly was adopted according to comparison and analysis of two schemes.

结合大连市开发区文化中心工程C区钢屋架结构的施工，通过两种施工方案比选分析，确定采用空中散拼的施工方案，并详细阐述了屋架双曲面钢箱梁安装顺序和施工工艺，同时介绍了箱梁、菱形节点块和屋架支撑杆的手工焊接工艺，采用超声波探伤进行内部缺陷的检验，并测量轴线与标高和下挠值。

Part two: This paper attempt to design a retractable roof structure from architectu re,structure and mechanism in the kind of traveling trusses and flexible roofage thro ugh a real structure of the retractable roof in the walk street plaza of Henglong build ing. Summary of some important points in design were presented.The comparision of several kinds of structure was taked.

第二部分：本文以恒隆步行街广场屋盖工程为例，通过对比分析剪刀撑方式、倒三角桁架式和张弦梁形式的结构方案，最终选择了倒三角桁架式的可展桁架加柔性屋面材料的方案。

It introduces the hardware structure and the self-developed software system of the rotating platform, and especially analyses architecture and module design of software system. Combining practical engineering projects, this paper merges Hilbert-Huang Transform and the software system together and makesit become a new module------malfunction detection module.

本文介绍了旋转平台的硬件结构及自主研发的软件系统，重点分析了软件系统的架构和模块设计，结合实际工程项目，将Hilbert-Huang变换整合到旋转平台软件系统中，成为一个新的模块--故障检测模块。

Based on dialog box interactive mode provide freeform section planes by rotating vector.

工程地质人员在了解地层结构时，多采用观察二维地质剖面图的方法。

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