优化三元图元素为空补救方式

OTSIncAReportApp/3-ServiceCenter/DataOperation/DataAccess/ParticleData.cs

@@ -763,6 +763,10 @@ namespace OTSIncAReportApp.DataOperation.DataAccess
             {
                 dData = Convert.ToDecimal(Decimal.Parse(strData.ToString(), System.Globalization.NumberStyles.Float));
             }
+            else if (string.IsNullOrWhiteSpace(strData))
+            {
+				return Convert.ToDouble(dData).ToString("0.00");
+			}
             else
             {
                 return Convert.ToDouble(strData).ToString("0.00");