查询词典 float bridge

The one-cycle control equation and control circuit in three-phase bridge is similar to the three-phase three-wire system,the control equation and control circuit in N-phase half-bridge is mainly set up through analysis to the circuit.

有源电力滤波器是一种可动态地补偿谐波和无功电流的电力电子装置，四桥臂三相四线制APF可用于三相四线系统的谐波和无功电流的补偿。

The Tianshui River Bridge located in Tieling New District is a landscape three-span prestressed concrete continuous girder bridge.

摘 要：铁岭新区天水河四桥为三跨预应力混凝土连续梁景观桥。

The main bridge of the twin towers two-cable-plane three-span continuous prestressed concrete cable-stayed bridge girder edge.

主桥为双塔双索面三跨连续预应力混凝土斜拉桥主梁边。

This paper is based on the former research taking the No.1 Tong-Lv Bridge as an example; the large universal finite element program Midas/Civil is adopted, a three-dimensional finite element model is established. The static performance, the comparative analysis of influence surfaces, the experimental study and the analysis of a local finite element model of the new style three-span continuous through type bow-string arch bridge is made. With these studies, this paper is aimed at revealing the performance of this kind of construction.

本文在前人研究的基础上，以通吕一号桥为背景，采用空间有限元法对结构形式新颖的三跨连续下承式系杆拱桥的静力性能、影响面比较分析、实桥荷载试验、局部节点分析等进行研究，旨在深入理解该结构形式桥梁的力学性能，为今后相同结构体系桥梁的结构分析提供可以参考的建议。

The voltage adjustable type can also be put into three-arm topology and half-bridge topology. The efficiency of three-arm structure is also up to 95%, while that of the half-bridge is about 90%.

电压调整型可分为全桥式架构和半桥式架构，其中全桥式架构之效率亦高达95%，而半桥式架构之效率约为90%。

Taking Rong hu bridge project as the background, the paper Studies on the optimization of dead load cable tension, construct system of controlling, effect of non-linear factor, limit bearing capacity of structure and spatial stress of concrete-filled steel tubular tower and the combination of girder, which are based on the hybrid cable-stayed bridge.Asking for the maximal deformation of tower and girder to be minimized and cable permissible stress as constraint conditions, the paper tries to solve the ideal dead load cable tension by combining finite element calculation and optimize analysis.

本文以蓉湖大桥工程为背景，就混合梁斜拉桥的成桥恒载索力优化、施工监控体系、过程非线性因素影响、结构极限承载力、索塔和主梁结合部的空间应力分析等问题开展研究：关于索力的优化，是以斜拉桥索塔和梁的最大变位最小为目标，以拉索容许应力为约束条件，采用有限元计算与优化分析相结合的方法来确定斜拉桥的成桥合理恒载索力。

The equipment and technology of the high-power twice atomizing arc spray in steel bridge anti-corrosion is investigated,owing to the shorter service life-span,the more frequency maintenance and the higher maintenance expense for steel bridge tar-paved layer.

设计拉法尔一次和扁平扇形二次喷嘴的二次电弧喷涂设备，采用无尘自动喷砂、电弧喷锌和喷涂粘结型封闭剂工艺的防腐蚀工艺技术，制造自动喷涂施工工装对钢桥面进行长效防腐蚀施工，为提高路面铺装层使用寿命提供保障

Considering all of above, combined the subsection of "the study of the repair and strengthening method for existing bridge" with the sustentation fund of Ministry of Education, the bond characteristic, failure mechanism and shear strength computation of interface between new and old concrete and their applications in bridge strengthening are studied through the model test with embedded bar or not. The research works are mainly concerned with the following aspects: Firstly, considering different influence factors, the full-range shear experiment of 6 groups with 18 Z-shape specimens is executed. The bond shear capacity of interface is studied as well as the degree of influence such as interface roughness, agent, strength of new and old concrete, the depth of embedded bar.

本文围绕教育部《高等学校优秀青年教师教学科研奖励计划》之子课题&既有桥梁的维修加固方法研究&，结合有和无植筋状况下的模型试验，研究新老混凝土结合面的粘结性能、粘结破坏机理和粘结抗剪强度的计算及在桥梁加固中的应用。

In addition, based on the theory calculation and analysis, the fact is verified by on-site load testing of ZhongXian Yangtze River Bridge, that the bridge decks work with Steel Tube truss Stiffening girder.

在理论分析的基础上，通过现场荷载试验对理论计算结果进行了验证，验证结果证明了桥面系参与工作的事实。

In the case of a super-long span suspension bridge across wide mountain valley, steel truss stiffening girder is more adaptable for the bridge section than steel box girder due to the limitation of construction condition.

在山区峡谷大跨度悬索桥的建设中，由于受施工条件的限制，桁架加劲梁比钢箱梁在施工方面具有更好的优越性。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。