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12 不同应变率下不同灰砂比的磷石膏充填体试块的破坏模式(养护14 d) |
Fig.12 Failure modes of phosphogypsum filling specimens with different cement-sand ratios at different strain rates (after curing for 14 days) |