云南保山市建筑工程质量监督站研制出一种干法商品混凝土拌合物,它改变了传统的湿状态的混凝土。实现混凝土干拌合料的专业化,可提高工效,提高工程质量,减少能耗,并改善施工现场环境。这种混凝土拌合物是由经干燥处理的粗骨料、细骨料与水泥按不同使用要求, Baoshan City, Yunnan Province Construction Quality Supervision Station has developed a dry commercial concrete mix that changes the traditional wet concrete. The specialization of concrete dry mixes can improve work efficiency, improve project quality, reduce energy consumption, and improve the construction site environment. This kind of concrete mixture is made of different requirements for the use of dried aggregates, fine aggregate and cement.