!4942 3749 处理完成：DX 问题

Merge pull request !4942 from ester.zhou/TR-3749

en/device-dev/quick-start/quickstart-ide-lite-sourcecode-acquire.md

@@ -41,7 +41,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
    ```
 
 
-## Obtaining Source Code
+## Procedure
 
 > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
 > Download the master code if you want to get quick access to the latest features for your development. Download the release code, which is more stable, if you want to develop commercial functionalities.
@@ -72,7 +72,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
 
 ## Running prebuilts
 
-  Go to the root directory of the source code and run the following script to install the compiler and binary tool:
+Go to the root directory of the source code and run the following script to install the compiler and binary tool:
 
 ```
 bash build/prebuilts_download.sh

en/device-dev/quick-start/quickstart-ide-standard-sourcecode-acquire.md

@@ -4,7 +4,7 @@
 In the Ubuntu environment, perform the following steps to obtain the OpenHarmony source code:
 
 
-## Before You Start
+## Preparations
 
 1. Register your account with Gitee.
 
@@ -41,7 +41,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
    ```
 
 
-## Obtaining Source Code
+## Procedure
 
 > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br/>
 > Download the master code if you want to get quick access to the latest features for your development. Download the release code, which is more stable, if you want to develop commercial functionalities.

en/device-dev/quick-start/quickstart-lite-env-setup.md

@@ -278,7 +278,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
    ```
 
 
-### Obtaining Source Code
+### Procedure
 
 > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br>
 > Download the master code if you want to get quick access to the latest features for your development. Download the release code, which is more stable, if you want to develop commercial functionalities.
@@ -309,7 +309,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
 
 ### Running prebuilts
 
-  Go to the root directory of the source code and run the following script to install the compiler and binary tool:
+Go to the root directory of the source code and run the following script to install the compiler and binary tool:
 
 ```
 bash build/prebuilts_download.sh

en/device-dev/quick-start/quickstart-standard-env-setup.md

@@ -267,7 +267,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
    ```
 
 
-### Obtaining Source Code
+### Procedure
 
 > ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**<br>
 > Download the master code if you want to get quick access to the latest features for your development. Download the release code, which is more stable, if you want to develop commercial functionalities.
@@ -298,7 +298,7 @@ In the Ubuntu environment, perform the following steps to obtain the OpenHarmony
 
 ### Running prebuilts
 
-  Go to the root directory of the source code and run the following script to install the compiler and binary tool:
+Go to the root directory of the source code and run the following script to install the compiler and binary tool:
 
 ```
 bash build/prebuilts_download.sh