单词box girder
un.: 〔建〕箱形梁；箱形桁；盒形梁；空心梁
网络: 预应力混凝土箱形截面梁；箱形主梁
匣形梁
空心梁
盒形梁
箱形桁
〔建〕箱形梁
The box girder has been used widely in modern cable-stayed bridges due to its excellent structural performance.
由于箱梁具有良好的结构性能，在现代斜拉桥中得到广泛应用。
Results show that dynamic behavior of curved box girder bridges is different from that of straight bridge.
结果表明：弯桥的动反应与直桥是不一样的；
Refer to the analysis ot the wide, thin-walled flat steel box girder, it need the space analysis with the general finite element program.
对于宽幅、薄壁的扁平型钢箱梁结构的分析，需借助通用有限元程序对结构进行空间分析。
Temperature load is one of the main causes of the engineering problems of curved box girder bridge.
温度荷载的作用是造成曲线箱梁桥工程问题的主要原因之一。
With its excellent section characters, the prestressed concrete box girder plays a main role in PC bridges.
预应力混凝土箱梁以其优良的截面特性在混凝土梁桥中占据主要地位。
Some cracks had appeared on the webs of these box girder bridges. It is relative with the calculation of principal tension stress.
已建成的此类桥梁中有不少出现了腹板开裂现象，裂缝成因与主拉应力计算影响的因素有关。
The paper presents an analysis of the cause for shear crack and deflection of long span prestressed concrete box-girder bridge.
从设计角度对大跨径预应力混凝土箱梁桥的剪切开裂及下挠原因进行了分析。
As one of the most important bridge components, the force state of steel box girder under vehicle loads is especially concerned.
作为最主要的组成部分之一，其在车辆荷载作用下的受力状态倍受关注。
The calculating result shows that the solar radiation absorption coefficient greatly influences the deformation of concrete box girder.
计算结果表明，太阳辐射吸收系数的变化对混凝土箱梁结构的温度变形影响明显。
The small box girder bridge has characteristics of large torsional inertia moment and strong ability of transverse load distribution.
小箱梁桥具有抗扭惯矩大，横向分配荷载能力强的特点。