diff --git a/src/views/portal/article/Detail.vue b/src/views/portal/article/Detail.vue
index 336ffc68..bd6b2110 100644
--- a/src/views/portal/article/Detail.vue
+++ b/src/views/portal/article/Detail.vue
@@ -286,7 +286,7 @@ export default {
       let startTime = new Date().getTime();
       this.setTime = setTimeout(()=>{
         let endTime = new Date().getTime();
-        let totalTime = parseInt((endTime - startTime) / 1000);
+        let totalTime = Math.round((endTime - startTime) / 1000);
         this.cumulativeDuration += totalTime;
         if(this.cumulativeDuration <= this.defaultMaxTime){
           this.sendStudyTime(totalTime);
diff --git a/src/views/portal/case/Detail.vue b/src/views/portal/case/Detail.vue
index 4fc03bc3..180157ce 100644
--- a/src/views/portal/case/Detail.vue
+++ b/src/views/portal/case/Detail.vue
@@ -545,7 +545,7 @@ export default {
       let startTime = new Date().getTime();
       this.setTimeCase = setTimeout(() => {
         let endTime = new Date().getTime();
-        let totalTime = parseInt((endTime - startTime) / 1000);
+        let totalTime = Math.round((endTime - startTime) / 1000);
         this.cumulativeDuration += totalTime
         if(this.cumulativeDuration <= this.defaultMaxTime){
           this.$store.dispatch("userTrigger", {
diff --git a/src/views/study/coursenew.vue b/src/views/study/coursenew.vue
index 85fa59d7..06457d30 100644
--- a/src/views/study/coursenew.vue
+++ b/src/views/study/coursenew.vue
@@ -480,7 +480,7 @@
           let startTime = new Date().getTime();
           this.appendStudyOtherHandle = setTimeout(function() {
             let endTime = new Date().getTime();
-            let totalTime = parseInt((endTime - startTime) / 1000);
+            let totalTime = Math.round((endTime - startTime) / 1000);
             $this.cumulativeDuration += totalTime;
             if($this.cumulativeDuration <= $this.maxDuration){
               //发送时长
@@ -1477,7 +1477,9 @@
         //如果当前追加开始时间不为空
         let now = new Date();
         let m = now.getTime() - this.appendStartTime.getTime(); //相差的毫秒数
-        let sen = parseInt(m / 1000); //计算秒数
+        console.log(m/1000,'时间');
+
+        let sen = Math.round(m / 1000); //计算秒数
         console.log('定时器时间',sen);
         // 每次添加的是定时器计时的时间
         duration = duration + sen;//追加的是秒