一级造价工程师地下工程施工技术单项选择题每日一练(2018.11.13)

A.1m
B.1.5m
C.2m
D.2.5m

A．900mm
B．800mm
C．700mm
D．600mm

A．1m
B．1．5m
C．2m
D．2．5m

A．15min
B．20min
C．25min
D．30min

A．20cm
B．40cm
C．60cm
D．80cm