TY - SER AU - Tan, Xianjun AU - Chen, Weizhong AU - Tian, Hongming AU - Yuan, Jingqiang TI - Degradation Characteristics of Foamed Concrete with lightweight Aggregate and Polypropylene Fibre Under Freeze-Thaw Cycles KW - Degradation KW - Foamed Concrete KW - lightweight Aggregate ER -