建设工程质量检测人员(主体结构工程)章节练习(2020.06.07)

A.直径为100mm
B.直径75mm
C.高径比1︰1
D.高径比介于0.95与1.05之间

A.5s
B.10s
C.15s
D.20s
E.25s
F.35s

A.0.3
B.0.4
C.0.5

A.4
B.5
C.6
D.7

A.-1
B.0
C.1