Design of the Upsetting Die for a Series of Bracings.

系列化拉条镦头模设计。

A structure of the seismic wall having concealed bracings is presented.

提出了钢筋混凝土带暗支撑抗震墙结构。

Bracings are widely used to increase the stability of steel structures.

在钢结构中通常利用支撑提高结构或构件的稳定性。

Short pier RC shear wall structure system with concealed bracings was put forward.

提出了钢筋混凝土带暗支撑短肢剪力墙结构体系。

Furthermore, the problems in bracings inspection were pointed out and Suggestions proposed.

指出在支柱检验工作中存在的问题，并提出了建议。

Location bracings and annular plates are adopted for embedded anchor bolts to control installation precision.

柱脚预埋锚栓均采用定位支架、定位环板控制其安装精度。

Longitudinal bracings are used to carry horizontal loads and to maintain the stability of the longitudinal frame.

纵向框架支撑有两个主要作用：抵抗水平力和保证框架纵向刚度。

The experiments show that the seismic performance of short-pier shear wall with concealed bracings is greatly improved.

试验表明，带暗支撑双肢短肢剪力墙的抗震能力比普通双肢短肢剪力墙显著提高。

Therefore, it's very necessary to do some research on the seismic design parameters of structures with viscous damped bracings.

因此，开展消能支撑结构抗震设计参数的研究是十分必要的。

Its dynamic responses are much less than those of ordinary bracings, and therefore EDB is a rather ideal earthquake resistant structure.

它的动力反应比普通支撑小很多，因此该耗能支撑是比较理想的抗震结构。

The stiffness and strength requirements for the lateral bracings reducing the calculation length of the compression struts are introduced.

介绍了用于减小压杆计算长度的侧向支撑的强度和刚度设计要求。

Composite shear wall with concealed steel bar-shaped steel bracings is put forward and its seismic performance experimental research is done.

首次提出了带钢筋-型钢暗支撑组合剪力墙，并进行了其抗震性能试验研究。

External steel tube of Guangzhou New TV Tower is composed of concrete filled steel tube columns, steel tube circle beams and steel tube inclined bracings.

广州新电视塔钢结构外筒由钢管混凝土立柱、钢管环梁和钢管斜撑组成。

On the basis, the influence of different factors such as the arrangement of the wind bracings, loading situations, suspender, the rigidity of the arch ribs is discussed.

在此基础上，还对该拱桥的横撑布置、荷载工况、吊杆和拱肋刚度等影响因素展开讨论与研究。

In a word, as the first line of defence, the concealed bracings have important effects in the aspects of confining the developing of cracks and increasing integrative seismic capacity.

暗支撑作为第一道防线，它在限制裂缝开展提高综合抗震能力中有重要作用。

In this paper, a nonlinear planning method, quasi Newton multiplier method, is introduced for the optimization of the bracing stiffness in braced frame structures with symmetric bracings.

本文针对设置有对称斜腹杆的钢筋混凝土框架-桁架结构，运用非线性规划方法拟牛顿乘子法，对框架-桁架结构体系中斜撑的刚度进行优化。优化结果可供工程设计参考使用。