diff --git a/src/views/reagent/mainoverview/index.vue b/src/views/reagent/mainoverview/index.vue
index 658c4a5..912de85 100644
--- a/src/views/reagent/mainoverview/index.vue
+++ b/src/views/reagent/mainoverview/index.vue
@@ -529,9 +529,11 @@ export default {
           document.getElementById('line')
         )
       }
+      const raOption = ['温度', '湿度', 'VOC含量']
+      const tmp = ['°C', 'RH%', 'ppm']
       const option = {
         title: {
-          text: this.options[this.client_date - 1] + '温度变化'
+          text: this.options[this.client_date - 1] + raOption[this.radio1 - 1] + '变化'
         },
         tooltip: {
           trigger: 'axis'
@@ -552,7 +554,7 @@ export default {
         yAxis: {
           type: 'value',
           axisLabel: {
-            formatter: '{value} °C'
+            formatter: '{value} ' + tmp[[this.radio1 - 1]]
           }
         },
         series: [