磷石膏胶结充填体动态力学特性研究

刘业繁,石英

Study on Dynamic Mechanical Characteristics of Phosphogypsum Cemented Filling Body

Yefan LIU,Ying SHI

图13 不同养护时间和不同应变率下灰砂比为3∶7时磷石膏充填体试块的破坏模式

Fig.13 Failure modes of phosphogypsum filling block with cement-sand ratio of 3∶7 at different curing times and different strain rates