diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingCriterionService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingCriterionService.cs
index 1defe655e..337f952e2 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingCriterionService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingCriterion/ReadingCriterionService.cs
@@ -642,6 +642,7 @@ namespace IRaCIS.Core.Application.Service.RC
         [NonDynamicMethod]
         private async Task AddSystemDataToTrila(Guid trialId)
         {
+            // 加系统到项目
             var trialUsrSystemIds = _readingQuestionCriterionTrialRepository.Where(x => x.TrialId == trialId && x.ReadingQuestionCriterionSystemId != null)
                 .Select(x => x.ReadingQuestionCriterionSystemId);
             var trialCriterionNames = _readingQuestionCriterionTrialRepository.Where(x => x.TrialId == trialId)
diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/OCTCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/OCTCalculateService.cs
index be1f463e3..680f529c3 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/OCTCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/OCTCalculateService.cs
@@ -587,7 +587,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         {
           
             var allMinFCT = inDto.QuestionInfo.Where(x => x.LesionType == LesionType.FCT).SelectMany(x => x.TableRowInfoList).SelectMany(x => x.TableQuestionList)
-               .Where(x => x.QuestionMark == QuestionMark.MinFCT).Select(x => x.Answer.IsNullOrEmptyReturn0()).Min();
+               .Where(x => x.QuestionMark == QuestionMark.MinFCT).Select(x => x.Answer.IsNullOrEmptyReturn0()).MinOrDefault();
             if (allMinFCT == 0)
             {
                 return null;
@@ -603,12 +603,12 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         public async Task<decimal?> GetAvgMinFCT(ReadingCalculateDto inDto)
         {
             var allMinFCT = inDto.QuestionInfo.Where(x => x.LesionType == LesionType.FCT).SelectMany(x => x.TableRowInfoList).SelectMany(x => x.TableQuestionList)
-               .Where(x => x.QuestionMark == QuestionMark.MinFCT).Select(x => x.Answer.IsNullOrEmptyReturn0()).Average();
-            if (allMinFCT == 0)
+               .Where(x => x.QuestionMark == QuestionMark.MinFCT).Select(x => x.Answer.IsNullOrEmptyReturn0()).ToList();
+            if (allMinFCT.Count() == 0)
             {
                 return null;
             }
-            return allMinFCT;
+            return allMinFCT.Average();;
         }
 
 
@@ -621,7 +621,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         {
 
             var maxLipidAngle = inDto.QuestionInfo.Where(x => x.LesionType == LesionType.LipidAngle).SelectMany(x => x.TableRowInfoList).SelectMany(x => x.TableQuestionList)
-               .Where(x => x.QuestionMark == QuestionMark.LipidAngle).Select(x => x.Answer.IsNullOrEmptyReturn0()).Max();
+               .Where(x => x.QuestionMark == QuestionMark.LipidAngle).Select(x => x.Answer.IsNullOrEmptyReturn0()).MaxOrDefault();
             if (maxLipidAngle == 0)
             {
                 return null;
@@ -637,12 +637,12 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         public async Task<decimal?> GetAvgMinLipidAngle(ReadingCalculateDto inDto)
         {
             var avgMinLipidAngle = inDto.QuestionInfo.Where(x => x.LesionType == LesionType.LipidAngle).SelectMany(x => x.TableRowInfoList).SelectMany(x => x.TableQuestionList)
-               .Where(x => x.QuestionMark == QuestionMark.LipidAngle).Select(x => x.Answer.IsNullOrEmptyReturn0()).Average();
-            if (avgMinLipidAngle == 0)
+               .Where(x => x.QuestionMark == QuestionMark.LipidAngle).Select(x => x.Answer.IsNullOrEmptyReturn0()).ToList();
+            if (avgMinLipidAngle.Count() == 0)
             {
                 return null;
             }
-            return avgMinLipidAngle;
+            return avgMinLipidAngle.Average();
         }
 
         #region 将上一次的访视病灶添加到这一次