diff --git a/src/utils/MatHelper.php b/src/utils/MatHelper.php
index 40515a7..fa9bc1a 100644
--- a/src/utils/MatHelper.php
+++ b/src/utils/MatHelper.php
@@ -300,7 +300,7 @@ class MatHelper{
             $material->setTransmission($imageMap);
         }
 
-        // 加载金属度纹理、粗糙度纹理 
+        // 加载 粗糙度 纹理
         if($matOriginal->matParams->metallicTexture){
             $textureUrl = $matOriginal->matParams->metallicTexture;
             $textureSavaPath = $cacheFileDir.'/'.basename($textureUrl);
@@ -493,7 +493,7 @@ class MatHelper{
             $material->setTransmission($transmissionTexture);
         }
 
-        // 加载金属度纹理、粗糙度纹理 
+        // 加载 粗糙度 纹理
         if($matOriginal->matParams->metallicTexture){
             $textureUrl = $matOriginal->matParams->metallicTexture;
             $textureSavaPath = $cacheFileDir.'/'.basename($textureUrl);