单项选择题
混凝土强度等级的确定采用的标准试件尺寸是()。
A.100mm*100mm*100mm
B.150mm*150mm*300mm
C.150mm*150mm*150mm
D.200mm*200mm*200mm
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单项选择题
A.100mm*100mm*100mm
B.150mm*150mm*300mm
C.150mm*150mm*150mm
D.200mm*200mm*200mm
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