diff --git a/src/main/java/com/iflytop/colortitration/app/core/command/DeviceCommandGenerator.java b/src/main/java/com/iflytop/colortitration/app/core/command/DeviceCommandGenerator.java
index de87724..8959f4b 100644
--- a/src/main/java/com/iflytop/colortitration/app/core/command/DeviceCommandGenerator.java
+++ b/src/main/java/com/iflytop/colortitration/app/core/command/DeviceCommandGenerator.java
@@ -43,7 +43,7 @@ public class DeviceCommandGenerator {
      * 蜂鸣器关闭
      */
     public static DeviceCommand beepClose() {
-        return controlCmd(Device.MAGNET, Action.CLOSE, null);
+        return controlCmd(Device.BEEP, Action.CLOSE, null);
     }
     // =========================================== 磁子开关 ====================================================
 
@@ -58,15 +58,15 @@ public class DeviceCommandGenerator {
      * 电磁关闭
      */
     public static DeviceCommand magnetClose() {
-        return controlCmd(Device.BEEP, Action.CLOSE, null);
+        return controlCmd(Device.MAGNET, Action.CLOSE, null);
     }
     // =========================================== 加热棒 ====================================================
 
     /**
-     * 加热棒 1 获取参数  todo  controlCmd->getInfoCmd
+     * 加热棒 1 获取温度
      */
     public static DeviceCommand heatRod1Get() {
-        return controlCmd(Device.HEAT_ROD_1, Action.GET, null);
+        return getInfoCmd(Device.HEAT_ROD_1);
     }
 
     /**
@@ -84,10 +84,10 @@ public class DeviceCommandGenerator {
     }
 
     /**
-     * 加热棒 2 获取参数
+     * 加热棒 2 获取温度
      */
     public static DeviceCommand heatRod2Get() {
-        return controlCmd(Device.HEAT_ROD_2, Action.GET, null);
+        return getInfoCmd(Device.HEAT_ROD_2);
     }
 
     /**
@@ -352,7 +352,7 @@ public class DeviceCommandGenerator {
     }
 
     /**
-     * 陶瓷泵 3 设置速度
+     * 无刷泵  3 设置速度
      */
     public static DeviceCommand brushlessPump3SetSpeed(double speed) {
         DeviceCommandParams params = new DeviceCommandParams();