针对大型乙烯装置汽油急冷生产特点和存在的问题，开发了大型乙烯装置汽油急冷高强度三溢流塔盘关键技术。
Aimed at the production characters and problems which exist in gasoline fractionator in large-scale ethylene units, high strength three-pass tray technology is exploited.
从密地选矿厂生产现状入手，提出了应用旋流筛对螺旋分级溢流进行控制分级的新工艺。
According to the present product state of the Midi concentrating plant, the authors give a new technique of control classification of spiral classifier overflow with cyclone screens.
实际仿真研究表明，该方法能够提高生产效率，解决磨矿过程中有一定难度的溢流浓度和分级粒度控制问题。
Practical simulation and research show that the production efficiency of the milling system is increased, and the overflowing concentration and size grading control are satis…
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