2011年7月28日，两根取自原世贸大厦的三叉戟钢柱在9.11国家纪念馆展出，此时，新世贸大厦的建造正在进行中。
Two steel beams known as the tridents from the original World Trade Center tower were visible inside the National September 11 Museum during construction on July 28, 2011. Mike Segar/Reuters
结果显示：与原全钢轴承比较，优化后混合轴承消除了原全钢轴承存在的控制类型“阶跃”问题，在精度寿命指标上具有明显的优势。
The results demonstrated that the current hybrid bearing has solved the "jump" problem of control type which existed in the previous one, and has an obvious advantage in precision lifetime.
介绍了承钢从原西德引进的热轧棒材生产线的工艺布置、主要设备参数、特点以及技术改造情况。
The plant layout, main equipment parameters of hot bar production line, Chengde-Steel, imported from Germany, are introduced in this paper.
首节钢柱与原下部混凝土柱的连接问题及对策。
Question and countermeasure presented when being connected with concrete of original under-part and first steel column.
对南钢焦炉扩孔后原焦炉煤气净化系统工艺进行了改进，系统平稳运行，取得了良好效果。
After coke oven hole reaming at Nangang coal gas cleaning system technology of old coke oven is improved, the result shows that the system operation is stabilized.
莱钢炼钢厂应用高冷却强度结晶器技术，将原组合铜板式断面结晶器改造为高效管式结晶器。
The mould technology with high cooling intensity is adopted in the steel-making plant of Laigang to transform general built-up mould to high effective tube mould.
莱钢炼钢厂应用高冷却强度结晶器技术，将原组合铜板式断面结晶器改造为高效管式结晶器。
The mould technology with high cooling intensity is adopted in the steel-making plant of Laigang to transform general built-up mould to high effective tube mould.
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