Thursday, September 22, 2022
在建设项目中,具有独立施工条件的工程可以划分为一个单位工程,也就是一个合同段。...
Saturday, September 17, 2022
Thursday, September 22, 2022
Monday, September 19, 2022
依据GB/T17671-1999标准对六大通用水泥进行胶砂强度检验,标准规定灰砂比为(),水灰比为()。...
Saturday, September 17, 2022
Thursday, September 22, 2022
为了评定和控制外加剂产品的质量,对于减水剂、引气减水剂、引气剂、早强剂,缓凝剂等常做的检测项目是()。...
Thursday, September 22, 2022
Friday, September 23, 2022
Thursday, September 22, 2022
水泥混凝土用粗集料干筛法试验时,应该确认1min内通过筛孔的质量确实小于筛上残余量的(),本次筛分结束。...
Tuesday, September 20, 2022
Thursday, September 22, 2022
Sunday, September 18, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
重量法测定混凝土外加剂硫酸钠含量,测定时准确称取试样约(),于400mL烧杯中,加入200mL蒸馏水搅拌溶解。...
Wednesday, September 21, 2022
Friday, September 16, 2022
对土工织物做撕裂强度试验时,应取撕裂力的几个峰值平均值计算撕裂强度。...
Thursday, September 22, 2022
硅酸盐水泥鉴定其强度等级主要由抗压强度、抗折强度、安定性三大指标确定水泥标号。...
Friday, September 16, 2022
击实试验的结果干密度和含水率的关系曲线不能绘出峰值点时,()。...
Thursday, September 22, 2022
同组3个混凝土试件28d抗压强度试验结果为:17MPa、20MPa、22MPa,该组试件的强度代表值为()。...
Thursday, September 15, 2022