!14142 修改图片链接格式，不需翻译。

Merge pull request !14142 from liyan/OpenHarmony-3.1-Release

en/application-dev/reference/arkui-ts/ts-universal-attributes-image-effect.md

@@ -73,4 +73,4 @@ struct ImageEffectsExample {
 }
 ```
 
-<img src="figures/image-effect.png" alt="image-effect"  />
+![image-effect](figures/image-effect.png)

en/design/OpenHarmony-API-governance.md

@@ -12,7 +12,7 @@ This Charter is formulated by the API SIG and approved by the PMC for release. A
 
 The OpenHarmony software stack contains multiple roles. Naturally, OpenHarmony APIs have multiple types.
 
-<img src="figures/API-Category.png" width="800" />
+![API-Category](figures/API-Category.png)
 
 Different types of APIs have different compatibility requirements, as described in the table below.
 
@@ -59,7 +59,7 @@ The content described in this Charter is irrelevant to the programming language
 ### API Review Process
 The API review process is as follows:
 
-<img src="figures/API-Workflow.png" width="800" />
+![API-Workflow](figures/API-Workflow.png)
 
 The main process is as follows:
 

en/device-dev/porting/porting-chip-kernel-overview.md

@@ -16,7 +16,7 @@ The kernel used by module chips is LiteOS Cortex-M, which consists of four modul
 
 **Figure 1**  Architecture of the LiteOS Cortex-M kernel<a name="fig10838105524917"></a>  
 
-<img src="figure/architecture-of-the-liteos-cortex-m-kernel.png" style="zoom:75%;" />
+![Architecture of the Liteos Cortex M-kernel](figure/architecture-of-the-liteos-cortex-m-kernel.png)
 
 The directory structure of the kernel is described as follows:
 

en/readme/user-iam.md

@@ -6,7 +6,7 @@ The user identity and access management (IAM) subsystem provides a unified frame
 
 **Figure 1** Subsystem architecture
 
-<img src="figures/User-IAM-subsystem-architecture.png" alt="User IAM subsystem architecture" style="zoom:80%;" />
+![User IAM subsystem architecture](figures/User-IAM-subsystem-architecture.png)
 
 The user IAM subsystem consists of the unified user authentication framework and authentication executor. The unified user authentication framework consists of the following parts:
 

zh-cn/design/OpenHarmony-API-governance.md

@@ -12,7 +12,7 @@
 
 OpenHarmony软件栈中包含了多个角色，因此API也分作多种类型。
 
-<img src="figures/API-Category.png" width="800" />
+![API-Category](figures/API-Category.png)
 
 不同的API类型其兼容性要求也不一样，具体如下表所述：
 
@@ -59,7 +59,7 @@ OpenHarmony的目标是构建面向万物互联时代的新一代操作系统，
 ### API评审流程
 API评审流程如下：
 
-<img src="figures/API-Workflow.png" width="800" />
+![API-Workflow](figures/API-Workflow.png)
 
 主要过程说明：
 

zh-cn/readme/用户IAM子系统.md

@@ -14,7 +14,7 @@
 
 **图1**  子系统架构图
 
-<img src="figures/用户IAM子系统逻辑架构.png" alt="用户IAM子系统逻辑架构" style="zoom:80%;" />
+![用户IAM子系统逻辑架构](figures/用户IAM子系统逻辑架构.png)
 
 用户IAM子系统分为统一用户认证框架和认证执行器两个部分，其中**统一用户认证框架**部分包含：