同类机架相邻,高低一致,偏差不大于()
A.1mm
B.2mm
C.5mm
D.10mm
参考答案:B
已知基础宽10m,长20m,埋深4m,地下水位距地表1.5m,基础底面以上土的平均重度为12kN/m3,在持力层以下有一软弱下卧层,该层顶面距地表6m,土的重度18kN/m3,已知软弱下卧层经深度修正的地基承载力为130kPa,则基底总压力不超过()值时才能满足软弱下卧层强度验算要求。 ()
A.66kPa
B.88kPa
C.104kPa
D.114kPa
The person who was taking photos asked the family to sit ______ and listen ______ to his order. [ ]
A. closely; close
B. close; closely
C. close; close
D. closely; closely