钢结构

As a popular form of light steel structures, gabled frame is widely used at present.

摘要门式刚架是口前轻钢结构中应用最广泛的一种钢结构形式。

For direct influence on the perpendicularity and square, the embedding of anchor bolts is one of the most important points during the construction of steel structure building.

地脚螺栓的埋置是钢结构厂房施工的一大关键，直接影响到上部钢结构厂房的垂直度，方正度。

When the temperature is increasing quickly,the steel work will be destroyed easily without the protection of fire-proofing,therefore, the designing aim of steel frame fire-resistance is:how to quantitatively confirm the protectional measure in fire resistance in order to let the time of the fire resistance in steel work be longer or at least equal wit.

因此 ，在钢结构抗火设计时必须考虑到：如何定量地确定防火保护措施，使得钢结构构件的耐火时间大于或等于规定的耐火极

Prestressed technology can improve the strength and rigidity and stability, and adjust the dynamic performance of steel structure.

预应力技术可以改善钢结构的强度、刚度和稳定性，调整钢结构的动力性能。

Is a steel spring and autumn and network design, manufacture, installation professional enterprise.

海安县春秋钢结构有限公司是钢结构和网架设计、制造、安装的专业企业。

Haian county spring steel structure Co., LTD is a steel structure and network design, manufacture and installation of the specialized enterprise.

海安县春秋钢结构有限公司是钢结构和网架设计、制造、安装的专业企业。

Because of structural steelwork easy deformation in steel structural glass is not that simple.

由于钢结构容易变形，在钢结构上安装玻璃就不那么简单。

Therefore, structural steelwork construction, particularly for the larger proportion of the structural steelwork construction of residential buildings is the key development targets.

因此，钢结构建筑，尤其是占建筑比例较大的钢结构住宅建筑是我国重点发展的对象。

Then it uses beam unit to analyze and calculate the simplified tripper steel structure model,compares the pre and post optimization models stress,displacem...

然后利用梁单元对简化的空间尾车钢结构模型进行有限元静力和模态分析计算，对优化前后2种模型的应力、位移、重量及基频进行了比较，从而进一步验证了对尾车钢结构进行拓朴优化的可行性和优化结果的合理性。

This article mainly studies the feasibility of the honeycomb beam in the boiler steel structure design,which may has great prospect in the futural design work.

主要研究蜂窝梁在锅炉钢结构设计中的可行性，在今后钢结构的设计中具有很大的发展前景。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。