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- pre stressed concrete structure 预应力混凝土结构
- 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。
- pre - stressed concrete structure 预应力混凝土结构
- 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。
- inherent stress concrete structure 预应力混凝土结构
- supporting structure with anchor pre--stress concrete piles 预应力混凝土桩锚支护
- So, the measurement of the actual stress in the concrete structure is particularly important. 因此,混凝土结构中实际应力的量测就显得尤为必要。
- 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。
- This behavior will be helpful to decrease temperature gradient and to lessen surface thermal stress of concrete structure so as to prevent cracking of a structure. 上述特性将有助于减小混凝土内部温度梯度,对于防止水工混凝土结构表面裂缝起到良好的作用。
- 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。
- Reinforced Concrete Structure Strengthened with Carbon Fibre. 碳纤维补强加固混凝土结构。
- Interfaces are the weakest parts in a concrete structure. 摘要界面是混凝土结构中最为薄弱的环节。
- 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 ;
- Based on the design code of concrete structure(GBJ10-89), the paper gives the nominal tensile stress method of controlling crack width in prestressed concrete structure of punchy bars. 以混凝土结构设计规范(GBJ10-89)为基础,建立了强力钢筋做预应力筋的预应力混凝土结构用名义拉应力控制裂缝宽度的方法。
- Concrete structures are also usually assumed to deform linearly. 混凝土结构通常也假设成线性变形。
- 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。
- In order to measure the stress in the rock and concrete structure under impulsive load during blast of ammunition or penetration of projectile, a ytterbium foil stress sensor was developed. 摘要为测量弹药爆炸及武器侵彻等强冲击荷载下岩体及混凝土结构中应力,研制了箔式镱应力传感器。
- drilling with compressive pre stress 预压应力钻削
- The top wall crack phenomenon in brick and concrete structure is analy zed in brief, especially about the stress when the crack is split, and the reaso n of crack producing is put forward. 对砖混结构顶层墙体裂缝现象作了简要分析 ,特别分析了裂缝开裂时的受力状况 ,提出了裂缝产生的原因。
- pre stressed lauice shell structure 预应力网壳结构