diff --git a/src/main/java/com/iflytop/handacid/app/common/enums/ChannelStateCode.java b/src/main/java/com/iflytop/handacid/app/common/enums/ChannelStateCode.java
index 011c73b..4b17554 100644
--- a/src/main/java/com/iflytop/handacid/app/common/enums/ChannelStateCode.java
+++ b/src/main/java/com/iflytop/handacid/app/common/enums/ChannelStateCode.java
@@ -2,7 +2,7 @@
 package com.iflytop.handacid.app.common.enums;
 
 /**
- * 多模块枚举类型
+ * 通道状态
  */
 public enum ChannelStateCode {
     ADD,
diff --git a/src/main/java/com/iflytop/handacid/app/common/enums/Direction.java b/src/main/java/com/iflytop/handacid/app/common/enums/Direction.java
index 6897df4..5ef62f3 100644
--- a/src/main/java/com/iflytop/handacid/app/common/enums/Direction.java
+++ b/src/main/java/com/iflytop/handacid/app/common/enums/Direction.java
@@ -1,5 +1,8 @@
 package com.iflytop.handacid.app.common.enums;
 
+/**
+ * 泵旋转方向
+ */
 public enum Direction {
     FORWARD, BACKWARD;
 }
diff --git a/src/main/java/com/iflytop/handacid/app/common/enums/SolutionAddMode.java b/src/main/java/com/iflytop/handacid/app/common/enums/SolutionAddMode.java
index 9c649ce..72a4128 100644
--- a/src/main/java/com/iflytop/handacid/app/common/enums/SolutionAddMode.java
+++ b/src/main/java/com/iflytop/handacid/app/common/enums/SolutionAddMode.java
@@ -1,5 +1,8 @@
 package com.iflytop.handacid.app.common.enums;
 
+/**
+ * 加液方式
+ */
 public enum SolutionAddMode {
     AUTO, CLICK
 }
diff --git a/src/main/java/com/iflytop/handacid/app/common/enums/UserRole.java b/src/main/java/com/iflytop/handacid/app/common/enums/UserRole.java
index b9c0525..d06d875 100644
--- a/src/main/java/com/iflytop/handacid/app/common/enums/UserRole.java
+++ b/src/main/java/com/iflytop/handacid/app/common/enums/UserRole.java
@@ -1,5 +1,8 @@
 package com.iflytop.handacid.app.common.enums;
 
+/**
+ * 用户角色
+ */
 public enum UserRole {
     ADMIN,
     DEVELOPER,
diff --git a/src/main/resources/sql/init.sql b/src/main/resources/sql/init.sql
index dcaeadb..a874d66 100644
--- a/src/main/resources/sql/init.sql
+++ b/src/main/resources/sql/init.sql
@@ -77,12 +77,12 @@ CREATE TABLE IF NOT EXISTS receive_record (
 -- Table structure for solution
 -- ----------------------------
 CREATE TABLE IF NOT EXISTS solution (
-    id            INTEGER PRIMARY KEY AUTOINCREMENT,
-    name          TEXT,
-    concentration  DOUBLE,
-    scale          DOUBLE,
-    create_time   TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time   TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+    id              INTEGER PRIMARY KEY AUTOINCREMENT,
+    name            TEXT,
+    concentration   DOUBLE,
+    scale           DOUBLE,
+    create_time     TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time     TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
 -- ----------------------------