一、冷混凝土与负温混凝土概念在混凝土冬季施工中,负温混凝土与冷混凝土在含义上是有区别的。冷混凝土是指对除水以外的混凝土组分,在寒冷条件下既不进行防护与加热,成型后又不进行保温防护,完全在寒冷状态下施工的混凝土。 First, the concept of cold concrete and negative temperature concrete In the winter construction of concrete, negative temperature concrete and cold concrete are different in meaning. The term “cold concrete” refers to a concrete that is not subjected to protection and heating under cold conditions, and is not subjected to thermal insulation after molding, and is completely constructed under cold conditions.