钢筋

While for the time being the research on joints for high strength concrete-filled steel tubar column-Variable width reinforced concrete beam is preliminary. Based on nonlinear elasto-plastic theory and finite element method analyse, mechanical performance for the joints was studied.

而目前对于钢管高强混凝土柱—变宽度钢筋混凝土梁节点的研究工作尚不完善，因此，本文在非线性弹塑性理论分析的基础上，对该节点的力学性能进行研究。

Based on theory analyse, the three-dimensional finite elemental numerical calculation was carried out on joints for high strength concrete filled steel tubar column- Variable width reinforced concrete beam, the segregate calculational model of rebar steel tube and concrete was adapted..

基于理论分析，本文主要对钢管高强混凝土柱—变宽度钢筋混凝土梁节点进行了三维有限元数值模拟计算。

The punching shear capacity and deformation property of the joint with various unbonded prestressed reinforcements are also discussed.

通过理论分析和试验研究，阐述了配置无粘结预应力筋的混凝土板的破坏形态和特征，并讨论了预应力钢筋的不同布置方式对节点冲切承载力和变形的影响。

The use of unbonded tendons is now common in prestressed concrete structures, and they may be in the form of internal or external tendons.With the increasing use of unbonded tendons in both new construction and retrofitting of existing structures, there is the need for a closer look at their design and analysis.

采用无粘结预应力是现在常见的预应力钢筋混凝土结构，并且它们可能采取的形式是内部或外部tendons.with越来越多地使用无粘结预应力在这两个新的建设和改造现有的结构，有必要建立更密切看看他们的设计与分析。

A reinforced concrete railway underbridge has been used for more than 30 years. In this paper, the detection and identification for determining the exist－ing bearing capacity of the railway underbridge were introduced.

摘 要：钢筋混凝土铁路跨线桥已使用30多年，对其进行检测鉴定，确定其现有承载力，提出加固方案满足改变生产工艺后的铁路桥正常使用要求。

Beijing Municipal Institute of Hydraulic Engineering Planning Design and Research,Beijing 100044,ChinaAbstract:Daning Surge Tank,the surge structure of the Channel of the South-to-North Water TransferProject,connects the PCCP pressure pipe on upper course,and the water delivery underdrain on lower course with the function of adjusting the pressure and the flow rate of water delivery and the function of recession,which is important to the security of the project and the water delivery.

大宁调压池是南水北调中线工程北京段总干渠上的调压建筑物，上游连接PCCP压力管道，下游连接钢筋混凝土低压输水暗涵，具有调节供水压力、供水流量和退水功能，对保证工程安全和供水安全具有重要作用。

1 Contrast unstrengthened square reinforced concrete column and 10 reinforced concrete columns strengthened by circular steel jacket were tested under axial loading .

为研究圆形钢套管加固混凝土柱的基本力学性能，进行了1根未加固的普通钢筋混凝土柱和10根圆形钢套管加固的混凝土短柱在不同加固钢套管厚度及初始轴压比下轴心受压试验，初始轴力通过对未加固试件施加后张预应力来进行模拟；在试验研究的基础上，根据应变协调原则对加固后构件轴压承载力进行了数值分析。

To study the basic mechanical performance of reinforced concrete column strengthened by circular steel jacket,a set of experimental work was carried out.1 contrast unstrengthened square reinforced concrete column and 10 reinforced concrete columns strengthened by circular steel jacket were tested under axial loading.

为研究圆形钢套管加固混凝土柱的基本力学性能，进行了1根未加固的普通钢筋混凝土柱和10根圆形钢套管加固的混凝土短柱在不同加固钢套管厚度及初始轴压比下轴心受压试验，初始轴力通过对未加固试件施加后张预应力来进行模拟；在试验研究的基础上，根据应变协调原则对加固后构件轴压承载力进行了数值分析。

If matched unsuitably, even if the building is in a firm state, with reinforced concrete, it may suffer bad damage, causing people's death, called one adventure. The future task is to optimize the 8 measures, gradually changing one adventure into 6 no death, 7 no death, 8 no death.

配合不当，再&坚固&的建筑，即使全部由钢筋混凝土构成，都有可能遭严重破坏，造成人员伤亡，称之为&一冒险&，未来的任务就是优化组合八项措施，将&一冒险&逐项变为&六不死&，&七不死&，&八不死&。

Time your laps on any RC or BMX track, or get two or more Wheely Kings out there for even more fun and driving antics!

您的时间，圈对任何钢筋混凝土或为BMX轨道，或获得两个或两个以上的wheely国王有更有趣和驾驶antics ！

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷