diff --git a/1.6/1.6/Assemblies/ArachnaeSwarm.dll b/1.6/1.6/Assemblies/ArachnaeSwarm.dll
index 399b41d..f94b6b1 100644
Binary files a/1.6/1.6/Assemblies/ArachnaeSwarm.dll and b/1.6/1.6/Assemblies/ArachnaeSwarm.dll differ
diff --git a/1.6/1.6/Assemblies/ArachnaeSwarm.pdb b/1.6/1.6/Assemblies/ArachnaeSwarm.pdb
index 24ba3af..c797b84 100644
Binary files a/1.6/1.6/Assemblies/ArachnaeSwarm.pdb and b/1.6/1.6/Assemblies/ArachnaeSwarm.pdb differ
diff --git a/Source/ArachnaeSwarm/Buildings/Building_ResearchBlueprintReader/Building_ResearchBlueprintReader.cs b/Source/ArachnaeSwarm/Buildings/Building_ResearchBlueprintReader/Building_ResearchBlueprintReader.cs
index 384b63d..722424a 100644
--- a/Source/ArachnaeSwarm/Buildings/Building_ResearchBlueprintReader/Building_ResearchBlueprintReader.cs
+++ b/Source/ArachnaeSwarm/Buildings/Building_ResearchBlueprintReader/Building_ResearchBlueprintReader.cs
@@ -44,7 +44,29 @@ namespace ArachnaeSwarm
 
         public ResearchProjectDef StoredResearch => storedResearch;
         public float Progress => progress;
-        public bool IsLocked => storedResearch != null;
+        public bool IsLocked
+        {
+            get
+            {
+                // 如果没有存储科技，则未锁定
+                if (storedResearch == null)
+                    return false;
+
+                // 如果科技尚未完成，则锁定
+                if (!storedResearch.IsFinished)
+                    return true;
+
+                // 检查是否还有其他试验卵存储同一科技
+                int otherBuildingsCount = manager?.GetBuildingCountForResearch(storedResearch) ?? 0;
+
+                // 如果还有其他试验卵存储同一科技，则允许解锁
+                if (otherBuildingsCount > 1)
+                    return false;
+
+                // 否则，保持锁定
+                return true;
+            }
+        }
         public bool IsResearching => isResearching && storedResearch != null && !storedResearch.IsFinished;
 
         // 获取研究速度
@@ -118,22 +140,25 @@ namespace ArachnaeSwarm
         protected override void Tick()
         {
             base.Tick();
-            
+
             // 如果没有储存科技或者科技已完成，不进行研究
             if (storedResearch == null || storedResearch.IsFinished)
             {
                 isResearching = false;
                 return;
             }
-            
+
+            // 同步本地进度到全局进度（确保进度条显示一致）
+            progress = Find.ResearchManager.GetProgress(storedResearch);
+
             // 检查电力
             bool hasPower = powerComp == null || powerComp.PowerOn;
-            
+
             // 如果正在研究且有储存的科技，则增加进度
             if (hasPower && isResearching)
             {
                 float speed = ResearchSpeed;
-                
+
                 // 应用电力效率
                 if (powerComp != null && powerComp.PowerNet != null)
                 {
@@ -149,7 +174,7 @@ namespace ArachnaeSwarm
                         }
                     }
                 }
-                
+
                 // 增加进度
                 AddResearchProgress(speed / 60f);
             }
@@ -158,25 +183,26 @@ namespace ArachnaeSwarm
         private void AddResearchProgress(float amount)
         {
             if (storedResearch == null || storedResearch.IsFinished) return;
-            
-            progress += amount;
-            
+
             // 获取全局进度
             float globalProgress = Find.ResearchManager.GetProgress(storedResearch);
-            
+
+            // 同步本地进度到全局进度
+            progress = globalProgress;
+
             // 检查科技是否已完成
             if (!storedResearch.IsFinished && progress >= storedResearch.baseCost)
             {
                 // 完成科技
                 Find.ResearchManager.AddProgress(storedResearch, storedResearch.baseCost - globalProgress);
-                
+
                 // 停止研究
                 isResearching = false;
-                
+
                 // 发送消息
                 Messages.Message("ResearchBlueprintReader_ResearchCompleted".Translate(storedResearch.LabelCap),
                     MessageTypeDefOf.PositiveEvent);
-                
+
                 ArachnaeLog.Debug($"[ResearchBlueprintReader] Research completed: {storedResearch.defName}");
             }
             else
@@ -187,6 +213,8 @@ namespace ArachnaeSwarm
                 if (toAdd > 0)
                 {
                     Find.ResearchManager.AddProgress(storedResearch, toAdd);
+                    // 更新本地进度以反映全局变化
+                    progress = Find.ResearchManager.GetProgress(storedResearch);
                 }
             }
         }
@@ -196,37 +224,47 @@ namespace ArachnaeSwarm
         /// </summary>
         public void StartResearch(ResearchProjectDef project)
         {
+            // 如果已经锁定且无法解锁，则返回
             if (IsLocked)
             {
-                Messages.Message("ResearchBlueprintReader_LockedBuilding".Translate(), 
+                Messages.Message("ResearchBlueprintReader_LockedBuilding".Translate(),
                     MessageTypeDefOf.RejectInput);
                 return;
             }
-            
+
+            // 如果当前已存储一个已完成的科技，需要先从管理器中移除
+            if (storedResearch != null && storedResearch.IsFinished)
+            {
+                if (manager != null)
+                {
+                    manager.OnBuildingDestroyed(this, storedResearch);
+                }
+            }
+
             if (project == null || project.IsFinished || project.techprintCount <= 0)
                 return;
-            
+
             // 检查前置条件
             if (!AreAllPrerequisitesCompleted(project))
             {
-                Messages.Message("ResearchBlueprintReader_PrerequisitesNotMet".Translate(), 
+                Messages.Message("ResearchBlueprintReader_PrerequisitesNotMet".Translate(),
                     MessageTypeDefOf.RejectInput);
                 return;
             }
-            
+
             // 立即绑定科技
             storedResearch = project;
             progress = Find.ResearchManager.GetProgress(project);
             isResearching = true;
             researchStartTime = Find.TickManager.TicksGame;
-            
+
             // 通知管理器
             if (manager != null)
             {
                 manager.RegisterResearch(this, project);
             }
-            
-            Messages.Message("ResearchBlueprintReader_ResearchStarted".Translate(project.LabelCap), 
+
+            Messages.Message("ResearchBlueprintReader_ResearchStarted".Translate(project.LabelCap),
                 MessageTypeDefOf.NeutralEvent);
         }