A:支撑 描绘开垦
B:描绘 开垦支撑
C:支撑 开垦描绘
D:开垦支撑描绘
9.78____10.65 0.83____0.829 0.064____0.058
0.99____0.990 2.605____2.65 5.0077____5.070
1.23____1.32 1.374____1.3 5.2____5.26