A new kind of finite element parametric analysis technology for the reinforced concrete column is developed based on APDL which is a secondary development tool provided by ANSYS.

基于ANSYS提供的二次开发工具APDL，开发钢筋混凝土柱有限元参数化分析技术，能够大大提高钢筋混凝土梁分析效率。

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One of the tendencies of educational technology development is virtual reality technology, which is the research direction secondary to multimedia technology.

教育技术未来的发展趋势之一将会是虚拟现实技术，虚拟现实是继多媒体技术以后另一个研究热点。

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The development of converter steelmaking technology for recent years in China, including hot metal desulphurization, combined blowing on converter and secondary refining is reviewed.

总结了近几年国内铁水脱硫预处理、转炉复合吹炼与炉外精炼等主要炼钢生产工艺技术的进步。

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