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- prestressed steel rope 预应力筋束
- Prestressed steel strand extension machine? 预应力钢绞线拉伸设备?
- The engine was lifted in a sling of steel rope. 引擎用钢丝吊索吊了起来。
- The cox tied the steel rope to the end of the boat. 舵手把钢缆系在了船尾处。
- The prestressed steel bars shall be threaded in loop by loop with manual work during the slipform elevation process. 预应力筋应随滑模提升过程逐圈用人工穿入。
- You can use various materials (available via popup menu) - steel, wood, steel rope and even bungee. 您可以使用各种材料(可通过弹出菜单)-钢材,木材,钢丝绳,甚至蹦极。
- To expound the approach to get low relaxation property of prestress steel products and its effect factors, and the mechanism is discussed. 阐述了获取低松弛预应力钢材的途径及其影响因素,研究与探讨了预应力钢材低松弛性能的获取机理。
- The winding form of steel rope and the design of weel curve on frictional wheel mechanism to au-romaticly control air valve is introduced. 介绍了矿用自动控制风门摩擦轮钢丝绳的缠绕方式及轮廓曲线的设计计算。
- The material properties of prestressed steel strand post high temperatures are studied by experiments and various cooling patterns are considered in the experiments. 试验研究预应力钢绞线在经历高温作用并冷却至室温后的力学性能。
- This paper designs an on-line detection system-whose core is the microcontroller-of a fine steel rope tension, by using the three points loading flexure to measure the strength. 摘要采用“三点弯曲法”测力原理,设计出了以单片机为控制核心的细钢丝绳张力在线检测装置。
- The significance of non destructive test (NDT) for steel rope as well as the principle and characteristics of LMA NDT system for steel rope are described. 简述钢丝绳无损检测的意义,并简介LMA型钢丝绳无损检测系统的原理与特点。
- This paper described the practice of using combined beam theory and suspensory theory,such as roof bolt,net,steel rope,and shotcrete being used together to strenthen roof control. 应用组合梁和悬吊理论,对松软岩层采用支护新技术,即锚、网、带、索、喷等联合支护方式,加强对松软岩层巷道顶板的控制,降低了材料支护费用,提高了软岩巷道支护的可靠性,同时也提高了松软岩巷的掘进速度。
- The design of Maoershan strop ropeway is introduced from steel rope, poles, line parameters and running-car and the construction and utilization of it is described in this paper. 从钢丝绳、支架、线形参数、滑车4个方面详细地阐述帽儿山溜索的设计过程,同时介绍帽儿山溜索的安装和使用过程。
- VSPT-PLUS plastic bellow has smaller friction coefficient, so it is used in the prestressed strand of large-span bridge so as to reduce appropriately reinforcement and save the prestressed steel. VSLPT PLUS 塑料波纹管 ,因其摩阻系数明显较小 ,故在大跨度桥梁预应力钢束应用中 ,可适当减少配筋 ,节约预应力钢材。
- In consideration of the randomness of elastic restraint stiffeness and both cable stiffeness and cable pretension, the general formulas for analyzing random internal forces of the prestressed steel truss by perturbation methed are obtained. 考虑到弹性约束刚度、拉索刚度和预拉力的随机性,进一步得到了随机参数预应力钢架随机内力摄动分析的一般公式。
- In the diagonal direction they are connected through steel ropes. 在对角线方向它们连接通过钢丝绳。
- Optimization design of prestressed steel trusses not only includes the optimization of sectional dimension of the bar but also the optimization of the different schemes of steel cables and the different pretensions of steel cables. 预应力钢桁架优化设计不仅包括钢桁架杆件截面优化 ,还包括布索方案和预拉力值的优化。
- The relationships between the anti-relaxation property of prestress steel products and the process parameters of stabilization treatment and other mechanical properties are researched. 研究预应力钢材抗松弛性能与其稳定化处理工艺参数及与其它力学性能之间的关系。
- The paper analyzes the tail rope failure and fault reasons, the design thoughts using double spinner, steel rope core rubber belt, rubber bushed steel rope and pipe bundle steel rope are put forward. 分析了尾绳失效和引起故障的原因,提出了双旋转器、钢丝芯胶带、套胶钢丝绳和管束钢丝绳等设计思想。
- On the basis of the theoretical analysis and experiment studying ,the author advances the new dispatching winch cam aligning steel rope device.Now,this device is being used in the production. 在理论分析、试验研究的基础上,提出了能够满足绞车自动排绳要求的新型绞车凸轮排绳装置,并在生产实际中得到应用。