Refer to the ductibility and light-weight which improved the construction more safe reliability.

延性好，自重轻、大大提高了住宅的安全可靠性。

The deformations of dendriform-column by FEM analysis is less than the request in the code for design of steel structures.

大型公共空大型的树状支撑体系,不仅可行而且受力合理,完全符合《设计规范》对件的挠度要求。

By means of I-DEAS software,taking quality as object function,this paper evaluates and optimizes the dimension parameters of mid-mudsill steel structure of an electrostatic precipitator.

现代设计方法及有限元技术,应I-DEAS软件对某电除尘器底中梁的主要尺寸参数进行了以质量为目标函数的评估和优化。