梁托

Ansys-finite element analysis is used to figure out the capability of steel corbel reinforcing the negative bending moment part of continuous beam or cantilever beam in reducing stress peak.

本文采用有限元计算手段分析了在悬臂粱或连续梁负弯矩梁底粘锚钢支托牛腿加固对应力峰值的削减作用，并予以实例证

Comparative Analysis of the CCKZ63 spring joists and joist of the traditional production process, and in accordance with the casting hot crack formation mechanism, CCKZ63 spring joists crack defects were analyzed.

对比分析了CCKZ63弹簧托梁与传统托梁的生产工艺，并根据铸件热裂纹的产生机理，对CCKZ63弹簧托梁裂纹缺陷进行了分析。

A steel joist or girder with short flanges and a cross section formed like the letter I.

i形金属横梁，工字梁由短翼缘和一个十字部分做成象字母i的钢制托梁或主梁

Using finite element method for 16 frame-supported continuous masonry walls composed with the normal law,the paper presentes a simple method of calculating bending moment of control cross section of joist s based on Matlab.

通过按正交设计的16榀框支墙梁的有限元结果分析，采用Matlab程序回归得出了托梁控制截面弯矩计算的简单公式，可以供设计者参考。

Combining the general situation of Jintang bridge engineering,it is used the pier body to preconceal bere and bracket for bridge s construction,and according to bridge s character with a high beam and large area of concretes.

结合金塘大桥工程概况，采用墩身预埋贝雷托架施工，并针对本身梁高混凝土方量大的特点，合理地采取分层二次浇筑，对人洞可能产生的裂纹采取有效的预防措施，并在施工过程中进行了严密的观测和监控，确保支架的安全和箱梁成品质量。

Nowadays, this structure is widely used although its design theory can not keep up with its engineering application. With the development of the west regions,with the construction of more infrastructures e.g. railways、highways and water conservancies, this kind of retaining wall will be more popular. So this paper does a research on this retaining wall based at a practical site.

目前这种结构应用较为广泛，但是其设计理论相对滞后于工程应用，随着国家西部大开发战略的实施，更多的铁路、公路和水电等基础设施项目陆续投入建设，桩基托梁挡土墙支挡结构也将大量应用，所以本文结合实际工点对桩基托梁挡土墙结构进行了研究。

According to the structure characteristics of L-B composite brake beam, the finite element model of L-B brake beam based on contact is established, and the stress distribution of the brake beam in different conditions calculated is using I-DEAS software. Calculated results show that the stress concentration mainly generates in the root of brake header slider, which fit with the faults in actual operation, and provide reliable basis to improve design and optimization.

根据L-B型组合式制动梁的结构特点，运用I-DEAS软件建立基于接触的L-B型制动梁有限元模型，并计算了制动梁在不同工况下的应力分布，计算结果表明应力集中主要发生在闸瓦托滑块根部，这与实际运行中出现的故障较为吻合，为制动梁的改进设计和结构优化提供了依据。

The methods of plane arrangement and checking of bowl-button steel scaffold were demonstrated in detail based on the engineering construction of cast-in-place Continuous beam in Houyan Cross-bridge of Shenda Highway. In addition, the methods of communicating the length of U-tray and adjusting the gradient have been given. It is pointed out that original pod can adjust the greater longitudinal or tranverse grade in the box-girder construction and welding-steel-bar can reduce partial compression.

通过后盐立交桥连续箱梁施工这一工程实例，详细论述了碗扣式钢管脚支架的平面布置方法及受力验算方法，提出了碗扣式钢管脚支架的U托旋出长度的计算方法及纵横坡的调整方法，并指出采用找零立杆的方法可以解决较大纵横坡度箱梁的施工问题；采用贴焊钢筋的方法可以解决U托偏心受压的间题。

Calculation formula of height-span-ration of supported beam can be directly deduced through controlling local stress in the end of the wall beam.

本文作者运用弹性地基梁理论及《砌体结构设计规范》中关于墙梁设计的有关规定，通过控制墙端局部压应力，可直接推导出托梁高跨比的计算公式。

Shuangzhu mechanical vehicle lift, which includes two box-shaped Jusheng pillar, two vertical sliding in the box-shaped piece of Jusheng-piece aircraft, two up and two track-holding arm, their identity is in Jusheng pillar box-shaped structure in part by the end of Liang-bed or carpenter's square or rectangle gear boxes and gear boxes on both sides of a square-short margin upward extension of the upper beam connecting a pillar overall; Jusheng pillar box is described below rectangle gear boxes installed electric motors is one of the driving boxes; and the piece-by-two parallel fixed in its orbit above the occasional arm-supporting, through the Hua Tao Kong spaces interlinked.

毕业论文字数：36721 页数：95 带图纸任务书说明书）摘要：双柱机械式汽车举升机，它包括两个框形举升柱，两个垂直滑动在该框形举升柱上的升降滑架，两个托臂和两个轨道式托板，其特征在于所述框形举升柱是由结构在下部的底板升底梁升矩形齿轮箱及矩齿轮箱两侧短边向上延伸的方形导柱连接上部的横梁构成的整体；所述框形举升柱下面的矩形齿轮箱其中一个是安装电动机的驱动箱；而所述升降滑架是由两个平行固定在其上的托臂穿过所述轨道式托板上滑套的孔位相互连接。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。