混凝土搅拌站中心试验室操作规程一、水泥标准稠度用水量的测定（标准法）................................... - 1 -二、水泥安定性测定 ........................................................................... - 1 -三、水泥抗折、抗压强度测定 ........................................................... - 2 -四、水泥凝结时间的测定 ................................................................... - 4 -五、水泥比表面积的测定 ................................................................... - 4 -六、砂颗粒级配测定 ........................................................................... - 7 -七、砂含泥量测定 ............................................................................... - 8 -八、砂含石率及含水率测定 ............................................................... - 9 -九、砂松散堆积密度测定 ................................................................. - 10 -十、砂云母含量测定 ......................................................................... - 10 -十一、砂泥块含量测定 ..................................................................... - 11 -十二、石子颗粒级配测定 ................................................................. - 11 -十三、石子针片状颗粒含量测定 ..................................................... - 12 -十四、石子压碎指标测定 ................................................................. - 13 -十五、石子堆积密度测定 ................................................................. - 13 -十六、石子含泥量测定 ..................................................................... - 14 -十七、石子泥块含量测定 ................................................................. - 15 -十八、外加剂与水泥的适应性测定 ................................................. - 16 -十九、外加剂密度测定（精密密度计法）..................................... - 17 -二十、外加剂 PH 值测定 .................................................................. - 17 -二十一、...
