再生集料对混凝土强度影响
| 
 编号  | 
 再生集料用量 
(%)  | 
 抗压强度(MPa)  | ||
| 
 7天  | 
 28天  | 
 90天  | ||
| 
 基准  | 
 0  | 
 39.8  | 
 52.3  | 
 53.1  | 
| 
 №1  | 
 20  | 
 50.7  | 
 59.3  | 
 64.5  | 
| 
 №2  | 
 40  | 
 46.5  | 
 59.2  | 
 66.7  | 
| 
 №3  | 
 60  | 
 47.8  | 
 60.0  | 
 62.0  | 
| 
 №4  | 
 80  | 
 46.7  | 
 55.9  | 
 61.4  | 
| 
 №5  | 
 100  | 
 44.7  | 
 49.9  | 
 62.3  |