主梁

In Hongfenghu long Span Bridge construction, stiff skeleton method is adopted to implement closure of main span and side span, by taking a series of measures to assure construction quality,the safe of structure stress and the easement of main beam alignment are assured in the course of closure segment construction.

红枫湖大桥采用劲性骨架法进行边跨和主跨的合龙，并通过采取了一系列确保合龙段施工质量的措施，保证了合龙段施工过程中结构受力的安全和主梁线形的平顺。

Have analysed the bridge skewness influence to the inner force of the main beam.

分析了桥梁斜度在顶推全过程中对主梁内力的影响。

For safety,the compounding function of GFRP ridge deck and spar boom can be leaved out of account at present,transverse distribution coefficient can be calculated according to lever method,but the two items of suggestion are conservative and just for reference.

为安全计，现阶段可不考虑GFRP桥面板与主梁的组合作用；横向分布系数可按杠杆法计算，但这两项都是偏于保守的建议，仅供参考。

A combination of the wave superposition method and the modified spectral representation method is applied to a wind field simulation for whole bridge including the deck and the towers.

将谐波合成法与修正的谱描述法结合用于大跨度桥梁主梁及桥塔上的随机风场模拟。

Mountain suspension bridge;Cross-cable crane;Swing shift;Girder erection

山区悬索桥；跨缆吊机；荡移；主梁架设

In 1998, a team unearthed the remains of an entire Taino house, with beams, rafters, roof timber and the palm leaves that made up the house's thatch all collapsed on top of each other.

这座房子有主梁有椽架，更有杉木支架，上面覆盖的还是棕榈叶。可是，屋顶还是塌下来了，被挤压成一堆。

In order to guarantee enough stress store, good continuity and continuum, the pre-stressed tensile force between the beams becomes a more important subject.

为了保证足够的应力储备，良好的的连续性和整体性，主梁连接部位的二次预应力张拉成为一个比较重要的研究课题。

On all accounts, beams and arches bear loads together in papilionaceous partial tied arch footbridge which can realize the equilibrium of strength and beauty.

在蝶式部分系杆拱步行桥中，主梁和拱圈充分发挥共同承重作用，达到力与美的平衡。

Structure of the surface of the main beam unblasted with gussstanhlwerke node.

结构面主梁交接处采用铸钢节点。

The index, W value, localizes the bridge damage precisely and has a high sensitivity to the damage with a powerful antinoise ability. The numerical results show that the proposed index is convenient to be calculated.

结果证明，用损伤指标W值能较为准确地识别出大桥主梁的损伤位置，可以用来指示大桥可能发生的损伤，对识别的灵敏度和抗噪声能力有了较大的提高。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐