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                评定混凝土强度试件的规格是( ) 
A.70.7mm*70.7mm*70.7mm
B.100mm*100mm*100mm
C.50mm*50mm*50mm
D.150mm*150mm*150mm
                    
                    
                    
                
                
                
            
        A.70.7mm*70.7mm*70.7mm
B.100mm*100mm*100mm
C.50mm*50mm*50mm
D.150mm*150mm*150mm
参考答案
 
                