钢结构

Through the establishment of the parameter software, the customization and design speed can be improved, a lot of time for repeat plot is saved, a beneficial tool for the optimization of wheel rim is provided.

通过参数化软件的建立，提高产品的可定制性和设计速度，减少大量的重复的绘图工作，为钢圈的结构优化提供了有利的工具。

The natural vibration period of structure,story drift, variation characteristics of story lateral displacement,stiffness,energy dissipation feature and investment-income of the three structural schemes of eccentric braced steel frame,knee braced steel frameand moment resisting steel frameare compared.

偏心支撑、隅撑支撑钢框架通过耗能梁段发生剪切屈服耗能，大震下既能提供足够的刚度，又能保证一定的延性，具有较强的耗能能力，是高烈度地震区理想的结构体系s。'〕。

Steel frame fire resistance nonlinear analysis structural behavior experimental research; okok.org

钢框架；抗火；非线性分析；结构反应；试验研究； okok.org

The reliability and security of the steel structure is affected by the existence and development of the small damage.

钢结构件损伤的存在和发展，在很大程度上决定着该结构的可靠性和安全性。

In recent years, the steel frame-shear wall structure system to get the more and more extensive application in our country.

近年来，钢框架-剪力墙结构体系在我国得到了越来越广泛的应用。

For this, in this paper, a computer-based method is presented for optimal design of multi-story lightweight framework.

针对这种情况，本文提出一种对多层轻钢框架结构进行优化设计的方法，以达到降低造价、促进其推广的目的。

5R15 AT405 tubeless steel-belted tire were described.

介绍38×15.5R15AT405无内胎半钢子午线轮胎的结构设计及生产工艺。

Suitable for cutting metal, such as structural steelrefractory steel,castiron,gold ,silver,copper,aluminium.

用途；适合切割碳素结构钢、铸铁及金、银、铜、铝、等金属材料。

Engineers recalculated the framework and selected a new high-strength sectional steel for much of the structure.

工程师重新计算的框架和选择了新的高强度钢的大量断面的结构。

This paper study nonlinear dynamic reliabilities of anti-wind and anti-seismic steel braced frames of tall buildings.

本文研究高层建筑带支撑钢框架结构抗风抗震的非线性可靠度问题。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。