查询词典 prestressed concrete

Fiber optic cable, cable has access to the State Administration of Radio, the Ministry of Information Industry, the People's Liberation Army General Staff, Nanterre and Certification Center presented the "license, that certificate", prestressed steel wire was "outstanding new products in Jiangsu Province","State Sampling of prestressed concrete steel excellent quality assured brand "title, the Ministry of Railways is designated manufacturers; security fence access to Traffic Engineering Test Center awarded the" product certification "," traffic engineering products approved production installation Zhunyong Zheng "; In 1999 the company adopted the ISO9002 quality system certification, in January 2006 passed the ISO9001: 2000 quality system replacement (McIntyre and Certification Center), and agreed,"the Ministry of Agriculture total quality management standards enterprises","the contract for 10 years And keeping promises "," Changzhou City civilized units "and the honorary title.

光缆、电缆先后获得国家广电总局，信息产业部、解放军总参谋、泰尔认证中心颁发的"许可、认定证书"，预应力钢丝获得"江苏省优秀新产品"、"国家抽查预应力混凝土用钢材质量过硬放心品牌"称号、是铁道部定点生产厂家；安全隔离栅获得交通部交通工程检测中心颁发的"产品合格证"、"交通工程产品批准生产安装准用证"；公司于1999年通过了ISO9002质量体系认证，2006年1月又通过了ISO9001：2000质量体系换证，并获"农业部全面质量管理达标企业"、"连续十年重合同守信用单位"、"常州市文明单位"等荣誉称号。

Considering the behaviors of unbonded prestressed concrete beams and steel reinforced concrete columns, a kind of nonconforming beam-column element was constructed and the analysis precision was improved. Loading and reloading paths were introduced into the constitutive relationship of concrete. It is helpful to the analysis program to trace the full-range mechanical behavior of structures including the descending part and the hysterisis characteristic under cyclic loading.

考虑无粘结预应力混凝土梁、型钢混凝土柱等结构构件的受力特点，构造非协调梁柱单元，提高了分析精度；混凝土的本构关系中，引入卸载路径和再加载路径，使得分析程序可以追踪包括下降段在内的结构全过程力学行为，以及反复荷载下结构的滞回特性。

The methods and techniques to relieve and reform the prestressed concrete in the project of digging large area staircase hole on the unsticky prestressed concretive floor were introduced.

介绍了在开凿无粘结预应力砼楼板大面积梯间洞口的过程中，解除原有预应力的处理工艺和重新建立预应力的方法，通过总结设计与施工经验，对无粘结预应力技术的应用，建议根据改造工程的实际情况和预应力钢筋的种类、长度，选择适当的张拉程序和锚固方法，以达到重建预应力的要求

The cementitious grouts mainly applies to anchor bolt、equipment foundation and quadratic grouting of steel structure soleplate, reconstruct and consolidate of concrete structures and aperture grouting of prestressed concrete and concrete structure.

水泥基灌浆材料主要应用于地脚螺栓锚固、设备基础及钢结构柱脚底板的二次灌浆、混凝土结构改造、加固及后张预应力混凝土结构孔道灌浆。

The research indicates that the subassemblage and prestressed frame joint has good seismic performances and anti-crack behaviors, providing theoretical support and test data for the spreading and appling the subassemblage and prestressed concrete frames in our country.

本文研究表明，预压装配式框架节点具有良好抗震性能和抗裂能力，为预压装配式预应力混凝土结构在我国的推广应用提供理论依据和试验资料。

This system combined with unbonded and bonded prestressed concrete system to develop the traditional prestressed techniques.

该体系将后张法中的无粘结和有粘结预应力混凝土体系相结合，使传统的预应力技术有了更新的发展。

The development of the unbonded prestressed concrete structure is reviewed at first, and then the viewpoints are put forward about some problems of the application of the unbonded prestressed technology in the bridge.

本文首先回顾了无粘结预应力混凝土结构的发展情况，并对无粘结预应力技术在桥梁工程中的应用前景与存在的一些问题提出了自己的看法。

Based on the study of model test of post-tensioned prestressed concrete box-shaped beam, the feasibility and correctness of this structure being applied for pillar wharf with bridge crane is tested and verified, which provides reference for calculation of post-tensioned prestressed box-shaped beam of bridge crane design This structure can be applied for port construction at large water amplitude area rationally

港口桥吊后张预应力起重机梁的模型试验研究重庆交通学院王多银陈嘉勤摘要通过对后张预应力混凝土箱梁模型试验研究，验证该结构用于桥吊墩式码头的可行性，寻求预应力桥吊箱梁的理论计算依据，并验证其正确性，为后张预应力桥吊箱梁的设计提供参考计算方法，使该结构能科学

The prestressed tension is a key link in construction of prestressed concrete structure.

预应力的张拉是预应力混凝土结构施工中的一个重要环节。

Prestressed degree is an important characteristic of prestressed concrete structure.

预应力度是反映预应力混凝土结构性能的一项重要指标。

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