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- In three desilting tunnels of Xiaolangdi Multipurpose Project, over 70% tunnel wall were lined with non cohesive pre stressed concrete by the post tensioning method. 小浪底水利枢纽工程的3条排沙洞，洞身70%25以上采用后张法无粘结预应力混凝土衬砌。
- Abstract： In order to satisfy the requirements of both ultimate limit state and servicing limit state unbonded partially pre stressed concrete flexural members must be reasonably designed. 摘 要： 为满足承载能力极限状态及正常使用极限状态的要求，必须对无粘结部分预应力混凝土受弯构件进行合理设计。
- Causes analysis of cracks in construction of inherent stress concrete girder and its prevention 预应力混凝土大梁施工中裂缝原因分析及防治
- pre stressed concrete structure 预应力混凝土结构
- Discussing of unfelt deforehand stress concrete girder shake-safe designing method 无粘结预应力砼梁抗震设计方法探讨
- The concrete spiral case of the GHS is reinforced with the pre stressed anchorage cable, which is the first case in China. 高坝洲水电站混凝土蜗壳采用预应力锚索加固,这在国内尚属首例,其预应力锚索包括水平环向锚索和垂直竖向锚索。
- Due to the high water head of the GHS, the design unit put forward a suggestion of using the pre stressed reinforced concrete spiral case. 高坝洲水电站由于设计水头较高,设计单位建议采用预应力钢筋混凝土蜗壳。
- The pre stressed anchoring piles aere used to controll large-scale landslides and creat flats to build. 本文论述了预应力锚拉桩在库区大型滑坡防治中的应用成果 ,这种方法不仅能有效地控制滑坡体的稳定性 ,同时 ,也能根据移民工程要求提供适宜的建设用地 ;
- The acceptance test results showed that the construction of pre stressed anchorage cable of permanent ship lock meets the requirements of design. 验收试验成果表明,永久船闸预应力锚索的施工符合设计要求。
- The influential factors of concrete girder temperature deformation include exter nal and internal ones. 影响轨道梁温度变形的因素包括外部因素和内部因素。
- Excessive midspan lag is one of the main problems of large span prestressed concrete girder bridges. 跨中下挠过大是大跨预应力混凝土梁桥的常见病害。
- continuous pre stressed reinforced concrete beam 预应力混凝土连续梁
- pre - stressed concrete structure 预应力混凝土结构
- The Shiyang River Bridge in Yunnan is a simply-supported reinforced concrete girder bridge with six spans and two traffic lanes. 摘要石羊江桥是一座6跨、简支钢筋混凝土梁桥，双车道。
- Abstract: At present, main problems of large span prestressed concrete girder bridges in our country are excessive midspan lag and cracks in box girder. 摘要： 目前国内大跨径预应力混凝土梁桥存在的主要病害是跨中下挠过大和箱梁梁体裂缝。
- The new trend of CFRP prestressed concrete girder bridges is the adoption of internally bonded CFRP tendons combined with externally unbonded CFRP tendons. 碳纤维预应力混凝土梁桥的最新发展趋势,是采用体内先张有粘结碳纤维筋与体外后张无粘结碳纤维筋相结合的预应力配筋措施。
- pre - stressed concrete and consecutive steel structures 预应力混凝土连续刚构
- pre stressed lauice shell structure 预应力网壳结构
- In jacking of a strand in partial prestressed concrete girder, the total jacking force of the strand is the sum of controlled jacking force versus friction force inside jacks, and the friction force between strand and anchorage. 在部分预应力混凝土钢绞线张拉施工中 ,钢绞线总张拉力为控制张拉力与千斤顶内摩阻力、钢束与锚具的摩阻力之和。
- drilling with compressive pre stress 预压应力钻削
