diff --git a/src/src/main/resources/device.yml b/src/src/main/resources/device.yml
index 18badd8..cc0fe01 100644
--- a/src/src/main/resources/device.yml
+++ b/src/src/main/resources/device.yml
@@ -462,25 +462,28 @@ actuators :
 
 # device io
 io :
-  - {key: "AcidLiquidLevelSensor0", mid: 230, index: 0, type : "output"}
-  - {key: "AcidLiquidLevelSensor1", mid: 230, index: 1, type : "output"}
-  - {key: "AcidLiquidLevelSensor2", mid: 230, index: 2, type : "output"}
-  - {key: "AcidLiquidLevelSensor3", mid: 230, index: 3, type : "output"}
-  - {key: "AcidLiquidLevelSensor4", mid: 230, index: 4, type : "output"}
-  - {key: "AcidLiquidLevelSensor5", mid: 230, index: 5, type : "output"}
-  - {key: "AcidLiquidLevelSensor6", mid: 230, index: 6, type : "output"}
-  - {key: "AcidLiquidLevelSensor7", mid: 230, index: 7, type : "output"}
-  - {key: "HeatPlateSlotHeater0",   mid: 230, index: 2, type : "input"}
-  - {key: "HeatPlateSlotHeater1",   mid: 230, index: 1, type : "input"}
-  - {key: "HeatPlateSlotHeater2",   mid: 230, index: 0, type : "input"}
-  - {key: "HeatPlateSlotHeater3",   mid: 230, index: 4, type : "input"}
-  - {key: "HeatPlateSlotHeater4",   mid: 230, index: 3, type : "input"}
-  - {key: "LightGreen",             mid: 230, index: 16,type : "input"}
-  - {key: "LightRed",               mid: 230, index: 17,type : "input"}
-  - {key: "Buzzer",                 mid: 230, index: 18,type : "input"}
-  - {key: "Water",                  mid: 230, index: 7,type : "input"}
-  - {key: "Fan",                    mid: 230, index: 6,type : "input"}
-  - {key: "Condenser",              mid: 230, index: 5, type : "input"}
+  - {key: "LiquidLevelSensor0",          mid: 230, index: 0,  type : "output"} # 酸液桶1下液位
+  - {key: "LiquidLevelSensor1",          mid: 230, index: 1,  type : "output"} # 酸液桶2下液位
+  - {key: "LiquidLevelSensor2",          mid: 230, index: 2,  type : "output"} # 水桶下液位
+  - {key: "LiquidLevelSensor3",          mid: 230, index: 3,  type : "output"} # 酸液桶4下液位
+  - {key: "LiquidLevelSensor4",          mid: 230, index: 4,  type : "output"} # 酸液桶5下液位
+  - {key: "LiquidLevelSensor5",          mid: 230, index: 5,  type : "output"} # 酸液桶6下液位
+  - {key: "LiquidLevelSensor6",          mid: 230, index: 6,  type : "output"} # 酸液桶7下液位
+  - {key: "LiquidLevelSensor7",          mid: 230, index: 7,  type : "output"} # 酸液桶8下液位
+  - {key: "LiquidLevelSensorWaste",      mid: 230, index: 8,  type : "output"} # 废液上液位
+  - {key: "LiquidLevelSensorAlkali",     mid: 230, index: 9,  type : "output"} # 碱桶下液位
+  - {key: "LiquidLevelSensorWaterUp",    mid: 230, index: 12, type : "output"} # 水上液位
+  - {key: "HeatPlateSlotHeater0",        mid: 230, index: 2,  type : "input"}
+  - {key: "HeatPlateSlotHeater1",        mid: 230, index: 1,  type : "input"}
+  - {key: "HeatPlateSlotHeater2",        mid: 230, index: 0,  type : "input"}
+  - {key: "HeatPlateSlotHeater3",        mid: 230, index: 4,  type : "input"}
+  - {key: "HeatPlateSlotHeater4",        mid: 230, index: 3,  type : "input"}
+  - {key: "LightGreen",                  mid: 230, index: 16, type : "input"}
+  - {key: "LightRed",                    mid: 230, index: 17, type : "input"}
+  - {key: "Buzzer",                      mid: 230, index: 18, type : "input"}
+  - {key: "Water",                       mid: 230, index: 7,  type : "input"}
+  - {key: "Fan",                         mid: 230, index: 6,  type : "input"}
+  - {key: "Condenser",                   mid: 230, index: 5,  type : "input"}
 
 # device registers
 registers :