钢筋混凝土的

It is shown from the analysis results that in order to achieve the submarine tunnel service life of 100 years,the side concrete coating thickness in the sea area tunnel section is recommended to be 60 mm and additional reasonable construction error,the con.

通过对胶州湾海底隧道工程所在地的环境作用进行分析，以基于钢筋混凝土劣化模型的设计方法，对海底隧道衬砌混凝土的耐久性进行研究。

Fracture process of concrete is real-time observed using digital camera of high resolution.

混凝土或钢筋混凝土作为土木工程最为常用的建筑材料，其各种工程性质的研究已经有上百年的历史了。

This paper analyses the distributive law of axial compression in concrete wall and its influnce on strength of reinforced concrete penstock with steel lining located on the downstream surface of a concrete dam by the finite element method and model tests with material similar to prototype.

通过几个电站的有限元计算和仿真材料模型试验成果，分析混凝土坝下游面钢衬钢筋混凝土管道的轴向应力分布规律及其对管壁应力的影响，可作为管壁三维强度分析的依据，并指出在轴向压力和内水压力作用时裂缝更早发生。

The numerical algorithm based on division lines method which is originally used in calculating section geometry properties.

在钢筋混凝土或预应力混凝土构件中，正截面承载力计算是桥梁设计的重要组成部分，许多类型的构件如受弯、偏压、偏拉构件都存在正截面承载力的计算问题。

The method of calculation of fiber model numerical value that established steel tube to restrain a ferroconcrete to control curved component part, use in computation follow the addition of load and increase steel tube to be opposite ceaselessly the restrains effect method of core concrete, numeric computation result and test result be identical are good.

建立了钢管约束钢筋混凝土压弯构件的纤维模型数值计算方法，计算中采用随荷载的增加而不断增大钢管对核心混凝土的约束效应的方法，数值计算结果和试验结果吻合良好。

The results show that the CFRT column has good load displacement hysteretic behavior and behavior of resisting local bucking.

试验结果表明，方钢管混凝土柱具有良好的荷载-位移滞回性能和抗局部屈曲的能力以及比普通钢筋混凝土柱更好的耗能能力和更小的强度退化。

According to the design criteria of reinforced concrete penstocks, combined bearing ability of bifurcated steel penstock and anchor concrete block should be considered to reduce the thickness of steel penstock.

建议考虑镇墩混凝土与钢岔管联合承载，按钢衬钢筋混凝土管道的设计方法进行设计，以达到减小钢岔管管壁厚度、简化施工工艺和节约工程投资的目的。

This product can be used in reinforced concrete, pressure plate, parking roof; within the external wall insulation; ground insulation; suspension of the laying of the floor and filled with concrete casting of the permanent or temporary template.

本产品可应用于钢筋混凝土、压型钢板、泊车屋面；内外墙保温隔热；地面保温；悬浮式铺设地板的填充以及混凝土浇铸的永久或临时模板。

Structures in the marine environment is presented, and this assessment procedure is used successfully in R.C. balustrades of LianYun Harbor west dam.

据此提出了海洋环境下混凝土结构寿命评估的方法，并用于连云港西大堤钢筋混凝土护栏的锈裂损伤评估。

The results indicated that UFA has the effects of dense packing, water reducing and strength increasing .

结果表明，UFA有减水增强和密实填充效果；以25%的UFA等量取代水泥，成功配制了铁路预应力钢筋混凝土试验梁工程的高性能混凝土。

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