diff --git a/metadata.py b/metadata.py
index d7473b1..a6396c1 100644
--- a/metadata.py
+++ b/metadata.py
@@ -1,3 +1,3 @@
 #!/usr/bin/env python3
 ver = "0.3.7"
-stage = "production"
\ No newline at end of file
+stage = "prod_rev1"
\ No newline at end of file
diff --git a/precache.py b/precache_legacy.py
similarity index 100%
rename from precache.py
rename to precache_legacy.py
diff --git a/reactor.py b/reactor.py
index 8e2483e..68c8010 100644
--- a/reactor.py
+++ b/reactor.py
@@ -41,7 +41,7 @@ class Glimpse():
 
 class Apparatus():
     """反应器对象, 决策一个原子的不同记忆方式, 并反馈到布局"""
-    def __init__(self, screen, reactor, atom):
+    def __init__(self, screen, reactor, atom, is_review = 0):
         self.electron: pt.Electron = atom[0]
         self.nucleon: pt.Nucleon = atom[1]
         self.positron: dict = atom[2]
@@ -60,7 +60,10 @@ class Apparatus():
             self.procession.append(comps.registry[i](screen, reactor, atom))
         # self.procession.reverse()
         random.shuffle(self.procession)
-
+        if self.positron["is_new_activation"] == 0:
+            self.procession.append(comps.registry['recognition'](screen, reactor, atom))
+        if is_review == 1:
+            self.procession = [self.procession[-2], self.procession[-1]]
     def iterator(self):
         yield from self.procession
 
@@ -69,6 +72,7 @@ class Reactor():
     """反应堆对象, 处理和分配一次文件记忆流程的资源与策略"""
     def __init__(self, nucleon_file: pt.NucleonUnion, electron_file: pt.ElectronUnion, screen, tasked_num):
         # 导入原子对象
+        self.stage = 0
         self.nucleon_file = nucleon_file
         self.electron_file = electron_file
         self.tasked_num = tasked_num
@@ -132,6 +136,7 @@ class Reactor():
             2: self.atoms_new,
             3: (self.atoms_new + self.atoms_review)
         }
+        self.stage = stage
         ret = 1
         if stage == 1 and len(processions[1]) == 0:
             stage = 2
@@ -163,7 +168,7 @@ class Reactor():
                 return -1 # 此轮已完成
         self.index += step
         self.current_atom = self.procession[self.index]
-        self.current_appar = Apparatus(self.screen, self, self.current_atom).iterator()
+        self.current_appar = Apparatus(self.screen, self, self.current_atom, (self.stage == 1)).iterator()
         return 0
 
     def save(self):
diff --git a/sync_t.py b/sync_t.py
new file mode 100644
index 0000000..6adaba9
--- /dev/null
+++ b/sync_t.py
@@ -0,0 +1 @@
+# 同步工具 原型
\ No newline at end of file