A.0.9(1.5D+0.5) B.0.9(D+1) C.1.5D+0.5 D.D+1
A.水平臨界荷載統(tǒng)計值 B.凡水平臨界荷載統(tǒng)計值的0.8倍 C.水平臨界荷載統(tǒng)計值除以安全系數(shù)2 D.單樁的水平極限承載力除以安全系數(shù)2
A.10min B.20min C.30min D.40min