diff --git a/src/views/spectrumAnalysis/components/Modals/LoadFromDBModal.vue b/src/views/spectrumAnalysis/components/Modals/LoadFromDBModal.vue
index b09a2f1..8dd68dd 100644
--- a/src/views/spectrumAnalysis/components/Modals/LoadFromDBModal.vue
+++ b/src/views/spectrumAnalysis/components/Modals/LoadFromDBModal.vue
@@ -234,7 +234,7 @@ export default {
         })
         if (success) {
           this.stationList = result.stationCode.map((item) => ({ label: item, value: item }))
-          this.detectorList = this.allDetectorList = result.detectorCode.map((item) => ({ label: item, value: item }))
+          this.allDetectorList = result.detectorCode.map((item) => ({ label: item, value: item }))
         } else {
           this.$message.error(message)
         }
@@ -360,9 +360,14 @@ export default {
           },
           on: {
             change: (val) => {
-              this.detectorList = this.allDetectorList.filter((item) => {
-                return item.label.includes(val)
-              })
+              if(val) {
+                this.detectorList = this.allDetectorList.filter((item) => {
+                  return item.label.includes(val)
+                })
+              } else {
+                this.detectorList = []
+              }
+              this.queryParam.detectorsName = []
             },
           },
         },