1Introducing the Application of New Technology in Steel Rolling ProductionSUN Ji-quan, CHEN Juan1-42Discussion about "Elevenths Five" Science and Technology Development of Shandong Iron and Steel IndustryJIN Qing-zhen5-83Putting into Effect Scientific Development Concept for Innovating Fine Chemical Engineering ProductsXU Guang-cheng9-104Technology Optimization and Equipment Improvement of R9m Billet CC on Shiheng Special PlantLIU Xin, ZHANG Hong-lai, LI Hong-yong11-135Development and Application of Two-strand Split Rolling Technology for φ 16mm Hot-rolled Ribbed BarQU Hui-xiang, WANG Hui-yu, ZHAO Rui-ming13-156Technological Optimization of Slag Line Alter on Submerged NozzleLIU Yong-ping, LIU Jian-wei, XUE Yan16-187Practice of Improving the Mechanical Properties of HRB400 Hot Rolled Ribbed Steel BarLIU Jun, ZHENG Song-yan18-198Application of Infrared Moisture Meter in Moiture Continuous Measure of Sintering Mix MaterielLI Zhen-tao, ZHANG Yan-yun20-219Automatic Control System of Top and Bottom Blowing Process of Jigang's 120 ton ConverterXU Ji-hong, JI Hou-hua, LIU Yi22-2410Application of System Theory in the Planned Overhaul of the Medium Plate Plant of JigangYU Lei, XU Qin-guang, CHENG Jian24-2611Design and Application of Automatic Control System in Annular Shaft Lime KilnLIU Ke, YE Guo-zhen, SHAO Ke-zhi27-2812Trial-manufacture of 60CrMnA Spring FlatSUN li, SUN Jie-qing, CHEN Ge-ping, QI Feng-you, PAN Zhi-li29-3013Analysis of Surface Longitudinal Cracks in Continuously Casting SlabLIANG Ya, LIU Jian-wei, ZHAO Deng-bao, XUE Yan31-3314Design and Realization of Prediction Expert System for Blast Furnace Heat StateTENG Wan-qing, TIAN Hong-yun34-3615New Technologies in Artificial Intelligence and Their Application in Metallurgical IndustryWANG Xiao-shan, WANG Ming-quan36-3816Simulation of AGC System in Cold Rolling Based on Adaptive Control StrategyXUE Jun-lian, WU Guo-hai, WANG Yong-qiang39-4117Development and Application of Long Life Desulphurization LanceZHANG Jie, CONN Yu-wei, LU Hong-li, WANG Shu-hua41-4318Rapid Determination of Silicon in Ferrochrome with Molybdenum Blue Photometric MethodWEI En-shuang, TANG Cheng-lan, BAO Hong-xia, WANG Jun-xiu, WANG Ji-xiang44-4619Improvement of Determining Silicon Dioxide in Dolomite and Limestone by Weight Method and Dehydrating with Perchloric AcidCUI Dong-Yan, LI Qing-xia, JING Xin-yan46-4720Design Discussion About the Reasonable Quantity of Exploiting the GroundwaterSHI Feng-ying, WANG Yu-hui48-49 