diff --git a/src/views/modules/erf/components/expRawMaterialList.vue b/src/views/modules/erf/components/expRawMaterialList.vue
index 1b2c04f..40f3f2d 100644
--- a/src/views/modules/erf/components/expRawMaterialList.vue
+++ b/src/views/modules/erf/components/expRawMaterialList.vue
@@ -820,7 +820,7 @@ export default {
       getPartDescByPartNo({
         partNo: partNo.trim(),
         site: this.formData.site,
-        buNo: this.buNo
+        buNo: ''
       }).then(({data}) => {
         if (data && data.code === 0 && data.partDesc) {
           this.formData.partDesc = data.partDesc