Pot shell swelling during pot start-up;
电解槽启动期间的槽壳上拱
Study on the prestress concrete beam camber under different creep modes;
不同徐变模式下预应力混凝土梁上拱度的研究
By analyzing measured value of the camber and theoretical value of camber of RPC low-altitude T-beam at the stretching stage,a comparison certifies that the pre-stress s stress is controlled accurately,and the loss of pre-stress is cal- culated correctly,which means the theoretical calculation method of camber is feasible.
对RPC低高度T形梁张拉阶段梁体上拱度试验实测值和理论计算值进行对比分析,两者符合较好,证明了该梁预应力张拉控制得比较准确,预应力损失的计算方法得当,上拱度的理论计算方法是可行的。
Under the action of a prestressing force,the camber deformation of a PC simply supported girder develops slowly due to concrete creep effect.
如果对于徐变变形的预测不准,在运营阶段梁体徐变变形的发展将会引起桥面的立面线形不平顺,严重影响行车安全和旅客舒适度,甚至将造成梁体上拱度过大而无法使用。
Based on the fact that the creep camber of the high-speed railway bridge should be carefully considered,a new-type twice prestressed composite structure applied to high-speed railway bridge was proposed.
针对高速铁路桥梁对于徐变上拱度有着严格的限值,若徐变上拱过大将严重地影响铁路桥梁的使用性能,甚至危及行车安全等问题,提出将新型二次预应力组合结构应用于高速铁路桥梁。
Excessive creep camber of prestressed concrete bridge would result in risk on the traffic safety in high-speed railway.
高速铁路预应力混凝土桥梁徐变上拱过大会影响桥上列车运行安全,为了控制预应力混凝土桥梁徐变上拱,将2次施加预应力新技术应用于预应力混凝土梁中,以箱梁为例,设计了4根不同预应力度的2次预应力简支组合梁,分析了其各施工受力阶段截面应力、强度和抗裂性,并进行了结构尺寸与配筋完全相同的常规预应力混凝土简支梁和2次预应力简支组合梁徐变上拱的对比计算分析。
In the combination with the project example,the paper introduces the cause and the treatment measures of reinforced concrete basin slab bulge.
结合工程实例,介绍钢筋混凝土水池池底板上拱的原因及处理措施。
Analysis and control on the deflection upwards of large prestressed concrete aqueduct;
大跨预应力混凝土梁式渡槽结构上拱度的分析与控制
The influence on the deflection upwards of concrete shrinkage, creep and temperature in prestressed concrete bridges were researched by experimental observation.
结合武汉绕城高速公路的桥梁施工工程 ,选取 30 m预应力混凝土 T梁作为研究对象 ,通过开展对梁内应变的观测和梁上拱度的长期测量观测的试验研究 ,探讨了混凝土收缩、徐变和温度等因素对预应力混凝土梁上拱度的影响以及预应力混凝土梁上拱度随时间的变化规律 ,为预应力混凝土梁桥的设计和施工提供了参考依据 。
Taking the steel tube concrete ribbed arch bridge for example,this article establishes the finite element model of space analysis according to the structural finite element theory and studies the influence of the loading sequence on the deformation and stress of the main arch bridge in the span drel construction so as to choose the loading sequence of safer spandrel construction.
以钢管混凝土肋拱桥为例,根据结构有限元理论建立空间分析的有限元模型,研究了拱上建筑加载顺序对主拱圈变形及受力的影响,从而选择更为安全的拱上建筑施工加载顺序。
A detailed analysis of the combination operation of the spandrel construction, the endogen force generated by vehicle load and the dynamic property of the compound arch bridge is carried out in this ar.
本文对复拱桥拱上建筑联合作用、汽车荷载内力及复拱桥动力特性进行了细致的分析，并应用空间有限元程序进行计算。
His coat-collar rides up.
他的上衣领子向上拱起。
The Arched Bridge Arches Constructs Participates in the Host Arch Ringjoint Action Research;
拱桥拱上建筑参与主拱圈联合作用研究
Ultimate Bearing Capacity Analysis of Long-Span Stone Arch Bridge with Arched Spandrel Structure
大跨径拱式拱上结构石拱桥极限承载力分析
Either of the sides of an arch, curving down from the apex to an impost.
梁腋，拱腋拱门上任意一个从拱顶到拱墩间的部分
The upper or exterior curve of an arch.
拱背线拱顶上面或外缘的曲形线
An arch over an entrance or passageway.
拱门，牌楼入口或通道上的拱顶
The arch of short hairs covering this ridge.
覆盖于眉上的拱状短毛.
The rainbow arches the heavens.
虹在天上弯成拱形。
A bright rainbow arched above.
彩虹在天上弯成拱形。
The sky arches overhead.
天空在上边成拱形。
Analogue Simulation for Crown Cantilever of Masonry Arch Dam
砌石拱坝上游拱冠梁底部拉应力仿真分析
Arch column and joint construction quality control of large span concrete arch bridge
大跨径混凝土拱桥拱上立柱接头施工质量控制
A gallery of arches above the side-aisle vaulting in the nave of a church.
楼廊，拱廊教堂正殿里侧廊上层的带拱的走廊或露天通道
Research on Centering Construction Simulation Applied in Long-span Stone Arch Bridge with ALGOR R12
大跨度石拱桥拱架施工仿真分析在ALGOR R12上的实现
ANALYSIS OF UNFAVOURABLE SITUATIONS FOR CHENCUN ARCH DAM WITH UPSTREAM DISPLACEMENT AT ARCH CROWM
陈村拱坝拱冠坝块向上游位移最不利运行状态分析
Construction Technology of Arc Rib Concrete Pouring in 430 m Deck Steel Tube Concrete Arch Bridge in Mountain Area
山区430m上承式钢管混凝土拱桥拱肋混凝土灌筑施工技术
Here is another picture of setting sun shining on the arch.
这是阳光照射在拱门上的另一张照片.
The bridge rested on 1 8 arches.
这座桥横在18 个拱洞之上。