A.较完整的硬质岩层:h为0.25m,L为0.25~0.50mB.软质岩层:h为0.80m,L为1.00~2.00mC.硬质岩层:h为0.60m,L为0.60~1.50mD.土层:h≥1.00m,L为1.50~2.50m
A.《我与地坛》B.《务虚笔记》C.《命若琴弦》D.《我的遥远清平湾》