A.90
B.120
C.150
D.180
第3题
A.100S
B.120S
C.150S
D.180S
第4题
A.100S
B. 120S
C. 150S
D. 180S
第5题
A.30s 60s
B.60s 120s
C.120s 180s
D.180s 240s
第6题
A.30s 60s
B.60s 120s
C.120s 180s
D.180s 240s
第9题
A.水泥砂浆
B.水泥混合砂浆和水泥粉煤灰砂浆
C.掺用外加剂的砂浆和水泥粉煤灰砂浆
D.掺用有机塑化剂的砂浆
第11题
关于砌筑砂浆的说法,正确的有()
A.砂浆应采用机械搅拌
B.水泥粉煤灰砂浆搅拌时间不得小于3min
c.留置试块为边长7.07cm的正方体
D.同盘砂浆应留置两组试件
E.六个试件为一组(2016一级建造师建筑工程真题)
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