钢筋

Based on bond-slip theory, nonlinear contact theory and fluid-structure coupling theory, coupling three dimensional finite element model about plunge pool slabs, water, bedrock and anchor bar is established, limiting dynamic displacement considering phases of stability failure is studied in this paper, the response characteristic of dynamic displacement is analyzed in virtue of prototype observation results, and stability of plunge pool slabs are predicted.

基于粘结滑移、非线性接触及流固耦合理论，建立水垫塘底板、水体、基岩、锚固钢筋的耦合有限元模型，计算不同破坏状态下底板块的极限动位移，结合原型观测结果进行动位移响应特性的分析，从而对水垫塘底板的稳定性进行识别。

Analyses of critical shear failure of normal reinforced concrete beams and fiber reinforced polymer-strengthened concrete beams are commonly based on the assumption that the critical shear angle is 45°.

通过对数据统计分析给出了计算斜裂缝倾角的简单可靠、适用性较强的表达式，为钢筋混凝土梁的抗剪分析和工程实际应用提供了有意义的依据

Although all the codes note that the angel range between strut and tie has significant influence on the designing and checking result, and corresponding specifications of angle between strut and tie have been made, yet none of the specifications relate such factors as the ratio of web reinforcement, stirrup yield strength and the compress strength of concrete, etc.

虽然各规范都认识到拉、压杆之间的夹角取值对设计和验算结果的影响，并对此做了相应的规定，但都没有明确地将腹板的配筋率，腹板钢筋的屈服强度和混凝土的极限抗压强度等因素联系起来，因此有必要对此做进一步深入的研究。

The author made induction and arrangement and offer to the two sides of the Taiwan Straits civil engineering scientific and technical workers, in order to obtain "break the ice","adopt sb.'s strong points while overcoming one's weak points", prosperous both banks economic development, promote the common progress of science and technology from the "open-web truss structure" at the 80 middle decade last century, and "open-web sandwich plate structure" at the 90 middle decade last century, and "cast-in-place concrete hollow plate structures" at the beginning of the century, to "the reinforced concrete open-web sandwich reticulated barrel arch structures" recently.

从上世纪80年代中期开发的&空腹网架结构&、上世纪90年代中期的&空腹夹层板结构&到本世纪初期的&现浇混凝土圆孔空心楼盖结构&和近期（2006年）开发应用的&钢筋混凝土空腹夹层曲面网壳与筒拱结构&，进行归纳整理，奉献给海峡两岸土木工程科技工作者，以求&抛砖引玉&、&取长补短&，繁荣两岸经济建设，促进两岸科学技术共同进步。

Baishagou Bridge is a reinforced concrete box arch bridge with a net span of 150 m,its arch ring adoptes firstly suspended wagon cantilever casting construction in China.

白沙沟大桥是净跨150 m的钢筋混凝土箱形拱桥，拱圈是我国首次采用挂篮悬臂浇注节段法施工成拱的。

Combined with the construction of Shuangtan Bridge Wu-Feng freeway,it introduces the successful finish the suspension construction technique of large-tonnage arch ring box by using the cable suspension steel reinforced concrete arch ring,and puts forward the safety program that should attention in construction.

结合巫奉高速公路双潭大桥施工，详细地介绍了采用缆索吊装钢筋混凝土主拱圈，成功地完成了大吨位主拱圈的吊装施工技术，并提出了施工中应注意的安全事项。

The comparison to the interferential voltage in ballast track shows that the steel bar net of ballastless track enlarges the rail current proportion in traction current in certain degree, which raise the rail interferential voltage from the traction current slightly.

与有砟轨道的干扰电压进行对比分析的结果表明：无砟轨道钢筋网络在一定程度上增大了钢轨回流在牵引回流中的比例，使得牵引电流对轨道电路的干扰电压略有增大。

In a chock support, the canopy is a solid piece and the base may be either a solid piece or two separate parts connected by steel bars at the rear and/or the front ends.

钢梁在钢梁支持下，天篷是一个坚实的作品和基地既可以是坚实的一件或两部分连接钢筋，在后方和/或前端。

Chock In a chock support, the canopy is a solid piece and the base may be either a solid piece or two separate parts connected by steel bars at the rear and/or the front ends.

钢梁 在钢梁支持下，天篷是一个坚实的作品和基地既可以是坚实的一件或两部分连接钢筋，在后方和/或前端。

Through model test,it analyzes damage mode of adding batten plate under vertical load,strain relation of load with flexibility、load with steel bar and carbon cloth are given,it obtains dangerous section of span beam when researched damage mechanism,which make structure can reach prospective effect.

通过模型试验，对附加缀板式这种新型结构加固后在竖向荷载作用的破坏形式进行了分析，给出了荷载与挠度、荷载与钢筋及碳纤维应变的关系，并对结构破坏机理进行了研究，得出各跨梁的危险截面，使该结构达到了预期的加固效果。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。