箱形梁

Through referring related documents and analysis of builded bridges home and abroad, this dissertation makes anslysis on design of whole bridge on the basis of design theory for general box-girder, and combined with the design of Long-March bridge. There makes a special research on shear connecter which connecte corrugated steel webs with concrete board up and down. Design method of shear connecter is discussed.

本文在参阅国内外有关文献及实桥资料的分析，以普通混凝土箱形梁设计理论为基础，结合长征桥的设计，分析了整个桥梁的设计过程，尤其对波形钢腹板和顶底板混凝土的剪力连接件进行了研究，给出了计算方法。

Nonlinear behavior of prestressed concrete box girder is studied by comparative research of nonlinear finite elem...

工程中已经广泛应用的预应力混凝土箱形梁在复杂受力作用下的结构反应特性，是一个急待解决的具有重大实际意义的研究课题。

According to thermo-elastic-plastic theory, the simulation of welding good-sized steel box-beam is carried out.

本文根据热弹塑性理论，对大型厚板箱形梁对接焊的焊接过程进行了仿真。

Jointless design method is used for an overlong transfer structure.

对某超长转换结构进行了无缝设计，采取了箱形梁转换形式，框支转换梁采用了有粘结预应力技术。

To the rear was attached a box-girder boom, under which the engine was slung, carrying the rudder — or rudders and an adjustable tailplane in later versions.

为了后面附上了一个箱形梁繁荣，根据该发动机吊挂，携带舵-方向舵和一或更高版本可调尾翼。

On the North River Bridge Weicheng CFST arch main bridge construction S233 Provincial Highway Bridge (Gaoyou Depalletizing three to Jiangdu Port Section) under a span of 80.6m CFST arch, rigid tie beam for 1.4m × 1.8m pre-stressed box girder, cast-in-place method using stent Construction .

浅谈北澄子河大桥钢管砼拱主桥施工大桥为S233省道的一座跨径80.6m的下承式钢管混凝土拱桥，刚性系梁为1.4m×1.8m预应力箱形梁，采用支架现浇方法施工。

The strength deck,botom,and side shell of a ship act as a box girder in resisting bending and other loads imposed on the structure .the weather deck, bottom ,and side shell also form a fight envelope to withstand the sea locally, and to provide the buoyancy which keeps the ship afloat.

船舶在抵抗弯曲和其他强加在结构上的负荷时，强力甲板、船底和船侧构成一根箱形梁。露天甲板、船底和船侧也构成一个框架局部承受海水压力，并且提供使船舶浮在水面的浮力。

F transverse shearing deflection and noncoincidence of torsion center and gravity center, the equilibrium formulas of variable-curvature box-girder with rectangular cross section were established.

Hy4vO mf0 曲线箱形梁桥具有抗扭刚度大、经济性好、外形美观等优点，是高速公路立交匝道、城市高架桥常用的结构型式。

Two primary fuel tanks, filled with reticulated foam, inside fuselage box beam.

两个主要的燃料箱，与网状泡沫填充，机身内箱形梁。

Therefore, considering wide-range and importance of the box-sectioned welded beam applied in engineering, the author chooses this structure as one of typical welded structures to study. And with the equalizing bar of a bulldozer as an example, the method of fatigue design or life prediction and interrelated data of the box-sectioned welded beam are achieved through systematic study, and are considered as the basis of the structure fatigue design code or guideline which is expected to apply in machinery industry.

基于焊接箱形梁使用的广泛性和重要性，作者选择此种结构作为典型焊接结构的研究对象，并以推土机平衡梁为例，通过系统研究获得了结构疲劳设计或寿命预测方法及有关数据，作为形成结构动强度设计规范的基础，并由此可进行推广应用。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。