问题
当混凝土中骨料最大粒径为38mm时,最适宜选择下列哪种尺寸来制作用于评定混凝土立方体抗压强度的试件()。
A:100mm*100mm*100mm
B:150mm*150mm*150mm
C:200mm*200mm*200mm
D:250mm*250mm*250mm
B:150mm*150mm*150mm
C:200mm*200mm*200mm
D:250mm*250mm*250mm
正确答案是: