超欠 X Y Z 桩号 偏距 设计高程 Q 1 2568281.370 434240.316 68.969 K39+920.000 4.636 70.139 0.171 2 2568271.782 434181.086 74.800 K39+980.000 5.003 70.140 0.333 3 2568271.782 434181.086 70.800 K39+980.000 5.003 70.140 -0.904 4 2568271.782 434181.086 70.800 K39+980.000 5.003 70.140 -0.053 5 2568271.782 434181.086 70.800 K39+980.000 5.003 70.140 -0.053 6 2568271.782 434181.086 70.800 K39+980.000 5.003 70.140 -0.