1Hydration Based Dynamic Calculation Model for Electric Conductivity of Hardened Cement PasteHE Li, CHEN Qing, JIANG Zhengwu1-72Electrical Properties of Graphene Cement Based CompositesZHAO Xin, HUANG Cunwang, FU Jiali, LIU Jintao8-153Investigation of Carbonation Resistance and Mechanism of SAP Internal Curing Concrete in Humid and Hot EnvironmentGUO Yinchuan, HUANG Zhongcai, WANG Wenzhen, SHEN Aiqin, LI Desheng16-234Influence of Granulated Blast Furnace Slag on the Properties of Steel Fiber Reinforced Self-compacting ConcreteZHAO Yun, BI Jihong, WANG Zhaoyao, HUO Linying, DUAN Yichen24-305Mechanical Properties and Constitutive Relation of Pebble Concrete under Tri-axial StressCHEN Yuliang, JI Yunpeng, CHEN Zongping, LIU Jie, YAN Fang31-366Mixed Mode Ⅰ-Ⅱ Fracture Process of Reinforced Concrete Based on Grey and Cusp Catastrophe TheoryGONG Nina, HU Shaowei, FAN Xiangqian, CAI Xiaoning37-437Chloride Diffusion Performance of Basalt/Polypropylene Fiber Reinforced Concrete in Marine EnvironmentSU Li, NIU Ditao, HUANG Daguan, FU Qiang44-538Relationship between Structure and Performance of Using Polycarboxylate-Based Superplasticizer as Cement Grinding AidYANG Haijing, SUN Zhenping, PLANK Johann, SHUI Liangliang, DONG Yaowu54-609Effects of OPC-GBFS-NS System Based Soil Stabilizer on Soil StabilizationZHANG Guofang, WANG Bo, ZHANG Haixu, ZHANG Shenyi, KANG Ming61-6710Effect of NbC on Heterogeneous Nucleation and Grain Refinement of HRB500 Reinforcement during SolidificationXIONG Xingqiang, LI Changrong, ZHUANG Changling, LI Zhiying, WANG Jie68-7311Molding Process and Mechanism of "Desulfurized Gypsum-Glass Fiber"Reinforced with Melamine ResinCAO Lijiu, JIN Tao, DENG Suqin, HUANG Jian, CHEN Yufang74-8012Road Performance of Modified PhosphogypsumMENG Weizheng, JIANG Guanlu, YUAN Dezhao, BAO JingjingEngineering Application81-8813Effect of Magnesium Aluminum Silicate and Rest Time on Rheological Property of 3D Printing Geopolymer MortarGUO Xiaolu, YANG Junyi, XIONG GuiyanResearch Notes89-9614Effect of Mix Proportion and Age on Strength,pH Value,Electrical Conductivity of Plastic ConcreteWANG Shengwei, WEN Yijiang, HONG Xianghua, ZHANG XiaobinResearch Notes97-10115Experimental Study on Mechanical Properties of High Strength Q960 Steel after High TemperatureWANG Weiyong, ZHANG Yanhong, LI XiangResearch Notes102-110 