SCOPE This Standard sets out the method for determining the compactibility index, for concrete, where the expected slump is less than 10 mm and the nominal size of aggregate does not exceed 40 mm.

范围本标准对混凝土压塑性指数的测定方法(在预计的坍落度小于10 mm，并且骨料的标称粒径不超过40 mm的情况下)作出了规定。

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