添加项目文件。

RevitKits/MetroGauges/LandXMLData/SectionSurface.cs

@@ -0,0 +1,18 @@
+using System.Xml.Serialization;
+
+namespace ShrlAlgoToolkit.RevitAddins.RvIndependent.MetroGauges.LandXMLData
+{
+    [XmlType("CrossSectSurf")]
+    [Serializable]
+    public class SectionSurface
+    {
+        [XmlAttribute("name")]
+        public string Name { get; set; }
+
+        [XmlAttribute("desc")]
+        public string Description { get; set; }
+
+        [XmlElement("PntList2D")]
+        public string SurfacePoints { get; set; }
+    }
+}