优化更新代码，添加界面功能并整合

ShrlAlgo.RvKits/RvIndependent/MetroGauges/LandXMLData/StringByteConversion.cs

@@ -0,0 +1,17 @@
+using System.Text;
+
+namespace ShrlAlgo.RvKits.RvIndependent.MetroGauges.LandXMLData
+{
+    public static class StringByteConversion
+    {
+        public static byte[] GetBytes(string str)
+        {
+            return Encoding.Default.GetBytes(str);
+        }
+
+        public static string GetString(byte[] bytes)
+        {
+            return Encoding.Default.GetString(bytes);
+        }
+    }
+}