以绝对体积法为计算框架，充分考虑混凝土各种原材料对混凝土用水量的影响，通过调整用水量计算法编写混凝土配合比计算程序-Based on the “ Absoluteness Volume ”, considering the effect of each concrete raw materials to water consumption, a concrete proportion program is programmed according to “ Adjusting Water Con