diff --git a/src/views/modules/sampleManagement/technicalSpecificationDetail/com_bm_demoSlot.vue b/src/views/modules/sampleManagement/technicalSpecificationDetail/com_bm_demoSlot.vue
index f0be60c..ac0d92f 100644
--- a/src/views/modules/sampleManagement/technicalSpecificationDetail/com_bm_demoSlot.vue
+++ b/src/views/modules/sampleManagement/technicalSpecificationDetail/com_bm_demoSlot.vue
@@ -310,7 +310,9 @@
         }
         checkUrl(data).then(({data}) => {
           if (data && data.code === 0) {
-            window.open(data.url);
+            // 强制添加时间戳避免缓存
+            let urlWithTimestamp = data.url + (data.url.includes('?') ? '&' : '?') + 't=' + new Date().getTime()
+            window.open(urlWithTimestamp)
           } else {
             this.$alert(data.msg, '错误', {
               confirmButtonText: '确定'