胶凝材料:水泥·170 + 矿粉 80 +粉煤灰80=330 .Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
粗机制砂415 +黄砂415 =830.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
5~20碎石564 +25~40mm 376 = 940.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
水130 .Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
减水3.2 .Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
容重偏小:330+830+940+130=2230.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
建议:胶凝材料为350.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
机制砂为930.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
水140 ~160 .Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
减水3.5.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü
容重:350+930+940+150=2370.Xrî¹Ø§bbs.3c3t.comÊy:#µq¹MËü