英汉例句

• the main difficulty of stress analysis of unbonded partially prestressed concrete beam is how to determine unbonded tendons stress.

  使用荷载下无粘结部分预应力混凝土梁应力分析的主要困难，是如何确定无粘结预应力筋的应力。

• in this paper the moment redistribution due to prestressing in precast segment continuous prestressed concrete beam erected by cantilever method is described.

  本文叙述了悬臂拼装预应力混凝土连续梁的预加力引起的弯矩重分布。

• the main difficulty in analysis of unbonded prestressed concrete beam bridge is the coupling between the sectional strength of member and the whole structural deformation of member.

  分析无粘结预应力混凝土梁桥的主要困难，在于构件的截面强度和构件整体变形耦合。

• the long-span prestressed concrete beam bridge is likely to craze in operation, which decreases the bridge「s safety and durability and then leads to its structure」s early failure and destruction.

  运营中的大跨径预应力混凝土梁桥箱梁普遍开裂，严重影响了桥梁结构的安全性和耐久性，造成了桥梁过早的失效和破坏。

• based on the demands of two limit states, the design control equations of cross section for prestressed concrete beam are derived and the direct design method is presented.

  根据两类极限状态的基本要求，建立了预应力混凝土梁截面设计的控制方程，提出了直接设计方法。

• in this paper, the formula and method of limiting rate of bending of the bonded prestressed concrete beam are provided; and the factors which influence the limiting bending rate are analyzed.

  给出了有粘结预应力砼梁的极限曲率的计算公式和方法，并分析了极限曲率的影响因素。

• the prestressed concrete beam bridge with corrugated web has greatly improved the traditional prestressed concrete beam bridge.

  波纹钢腹板预应力混凝土梁桥是对传统的预应力混凝土梁桥的一次重大改进。

• some diseases usually appear in the tension construction of post-tensioning prestressed concrete beam slabs.

  后张法预应力混凝土梁板在张拉施工过程中，经常会出现一些施工病害。

• during construction of a large span prestressed concrete beam bridge, a set of stress transduers are installed at its key sections for measuring the structure strain.

  将钢弦应变传感元件用于大跨度预应力混凝土梁桥施工中 ，对箱梁关键截面的应力实施跟蹤测试和控制。

• research on law of stress increment of unbonded tendons in continuous prestressed concrete beam and slab;

  比较了有粘结与无粘结力筋两种预应力混凝土结构的优缺点。

• the effect of prestressing on the prestressed concrete beam in dynamics is very small, and the prestressing parameter can be neglected in updating parameter selection during the fe model updating.

  预应力的大小对预应力混凝土梁的动力特性的影响很小，在预应力梁的有限元模型修正中，可以不将预应力大小作为一个修正的参数；

• since 1953, with the successful inception of cantilever casting method, prestressed concrete beam bridge has developed rapidly.

  自1953年悬臂浇筑法成功问世以来，预应力混凝土梁式桥有着突飞猛进的发展。

• in this paper, the genetic algorithm-neural network model is used to predict the ductility of unbonded partially prestressed concrete beam with high strength.

  尝试利用遗传-神经网络模型，对无粘结部分预应力高强混凝土梁的延性进行预报。

• with abroad data and rational analysis, the major work is described as follows: (1) influencing factors of reversed arch in prestressed concrete beam is analyzed at length.

  本文通过广泛的资料收集和合理的理论分析与计算，主要进行了以下几项工作：（1）较细致地分析了影响预应力混凝土桥梁起拱度的各项因素。

• the deflections tested at the midspan of the prestressed concrete beam approach those deflection values which are not followed the bridge specifications to reduce the stiffness.

  其次，实测预应力梁跨中挠度与不按桥规折减刚度计算的挠度值接近。

• a kind of prestressed concrete beam with spiral broken line cables subjected to torsion is present based on the principle of generalized equivalent loads of prestress cables.

  对配有折线螺旋形预应力筋的混凝土受扭梁与通常配有纵向预应力筋的混凝土受扭梁进行了加载试验。