diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
index d48e4b5..37ac6bb 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/ParseHelper.kt
@@ -116,6 +116,7 @@ object ParseHelper {
         }
 
         value = correctValueByOtherGas(type, value)
+        LogUtils.w("receive msg 多气体矫正后 $type, 浓度 = $value $unit")
 
         //根据单位进行数值转换
         val localGasUnit = getLocalGasUnit(type.desc)
@@ -318,8 +319,9 @@ object ParseHelper {
         if (gasMap.isNotEmpty()) {
             gasMap.forEach { entry ->
                 val gas = entry.value
-                if (gas.gasValue > 0) {
-                    offset += gas.gasValue * getInfluenceCoefficient(type, gas.gasName)
+                val coefficient = getInfluenceCoefficient(type, gas.gasName)
+                if (gas.gasValue > 0f && coefficient != 0f) {
+                    offset += gas.gasValue * coefficient
                 }
             }
         }