Merge branch 'hqyDevNewVersion' of http://git.dayaedu.com/liushengqiang/music-score into feature-tianyong-newVersion

src/page-instrument/header-top/index.tsx

@@ -528,10 +528,6 @@ export default defineComponent({
       if (query.workRecord) {
         return;
       }
-      // 总控平台 隐藏返回按钮
-      if (query.isCbs) {
-        headTopData.showBack = false;
-      } 
       /** 作业模式 end */
       if (state.defaultModeType == 1) {
         headTopData.handleChangeModeType("practise");