A.很好 B.好 C.中等 D.差
A.1.31 B.1.62 C.13.15 D.16.2
A.泥化夾層厚度小于上下界面起伏差 B.泥化夾層厚度大于上下界面起伏差 C.泥化夾層厚度等于上下界面起伏差 D.泥化夾層厚度與上下界面起伏差無(wú)關(guān)