1The Research Progress of Carbonate Decomposition Coupled with CO2 In-situ Reduction Technology at Home and AbroadZHAO Lin, ZHAO Liang, WANG Jiashuo, YANG HuanyingEnergy Conservation and Emission Reduction2-10,152Practice of Cooler Air Loop System to Increase WHR Power GenerationZHANG Guoping, ZOU Junhui, XIE HuaEnergy Conservation and Emission Reduction11-153Optimization Design and Application of Roller Bearings Selection in Vertical Roller MillHAN You'ang, LIANG Shengpeng, XU ChenEquipment Technology16-214Development and Application of TRMGP34.2 External Circulation Steel Slag Vertical MillCAI XiaoliangEquipment Technology22-275Application of Special-shaped Forced Rotary Discharge Device in Cement Batching SystemZHANG Hong, LIU Fuhong, CHEN Yanjun, XU ShengshuangEquipment Technology28-326Research And Application of Automatic Bag Insertion Machine for Cement SackGAO Bingwei, LIU Shuqing, MU XianwenEquipment Technology33-38,607Development and Application of Intelligent Blasting Design Software for Open-pit MiningWANG Rong, ZHANG Mingsheng, HU Yadong, ZHANG Yang, LI HongyuDigital Intelligence39-458Design of Automatic Welding Control System for Roller Sleeve Welding Robot in Roller PressHUANG HeDigital Intelligence46-509Digital and Intelligent Transformation Enhances the Data Value of Cement EnterprisesXIANG Dajiang, ZHU Xueqiang, YANG Zhimeng, LIU JingweiDigital Intelligence51-5510Countermeasures for High Content of Water-soluble Hexavalent Chromium in Cement ClinkerLI Qiang, QI Rongjie, XIE Zhenzhong, WANG HuanProduction Technology56-6011Transformation and Optimization of Wet Desulfurization System for 5 000t/d Cement Clinker Production LineFENG Haijun, WANG AiqinProduction Technology61-6412Application of Biomass(Bamboo Charcoal)Alternative Fuel in Cement ProductionZHOU Degang, QIU Ping, ZHU QiangExperiment Research65-7013Experimental Study on Activation Method of Coal GangueMA Juan, YANG Junbo, YANG LiuExperiment Research71-7714Design of Fire Emergency Lighting and Evacuate Indicating System for Cement Engineering ProjectsZHANG YuEngineering Design78-84 