fix CheckLAIsNeedOxygenPressure方法判定N2Purge

Furnace/FurnaceRT/Equipments/PMs/PMN2Purge.cs

@@ -825,6 +825,11 @@ namespace FurnaceRT.Equipments.PMs
                 recipeN2PurgeModeStr = N2PurgeModeEnum.ATMMode.ToString();
 
             }
+            if (recipeN2PurgeModeStr.ToLower().Contains("n2"))
+            {
+                recipeN2PurgeModeStr = N2PurgeModeEnum.N2PurgeMode.ToString();
+
+            }
             var n2PurgeEnum = (N2PurgeModeEnum)Enum.Parse(typeof(N2PurgeModeEnum), recipeN2PurgeModeStr);
 
             if (n2PurgeEnum == N2PurgeModeEnum.N2PurgeMode || n2PurgeEnum == N2PurgeModeEnum.ATMMode)