diff --git a/application/common/LatexContent.php b/application/common/LatexContent.php
index b2abfbc..1895b11 100644
--- a/application/common/LatexContent.php
+++ b/application/common/LatexContent.php
@@ -258,6 +258,7 @@ page={{stage_page}},%号
         //查询正文信息
         $aWhere = ['article_id' => $aProductionArticle['article_id'],'state' => 0];
         $aArticleMain = Db::name('article_main')->field('am_id,article_id,type,content,ami_id,amt_id,is_h1,is_h2,is_h3,sort')->where($aWhere)->order('sort')->select();
+
         if(!empty($aArticleMain)){
 
             //查询图片
@@ -308,7 +309,13 @@ page={{stage_page}},%号
                     }
                     if($value['is_h1'] == 0 && $value['is_h2'] == 0 && $value['is_h3'] == 0){
                         if($value['type'] == 0 ){
-                            $sMain .= $this->dealContent($value['content'],$aReferences)."\\par\n";
+                            //处理内容
+                            $sMainContent = $this->dealContent($value['content'],$aReferences);
+                            //替换myh3标签
+                            $contentpattern = '/<myh3>(.*?)<\/myh3>/is';
+                            $contentreplacement = '\\subsubsection{$1}';
+                            $sMainContent = preg_replace($contentpattern, $contentreplacement, $sMainContent);
+                            $sMain .= $sMainContent."\\par\n";
                         }
                         if($value['type'] == 1 ){//图片
                             $aImageInfo = empty($aArticleMainImage[$value['ami_id']]) ? [] : $aArticleMainImage[$value['ami_id']];
@@ -355,7 +362,6 @@ page={{stage_page}},%号
                 }
             }
         }
-
         $aSearch['{{article_main}}'] = empty($sMain) ? '' : $sMain."\n";
         //模版内容替换
         $sTemplateInfo = str_replace(array_keys($aSearch), array_values($aSearch), $sTemplateInfo);