!11236 同步docs修改问题

Merge pull request !11236 from LiAn/master

zh-cn/application-dev/reference/apis/js-apis-matrix4.md

@@ -148,7 +148,7 @@ import matrix4 from '@ohos.matrix4'
 @Entry
 @Component
 struct Test {
-  private matrix1 = Matrix4.identity().translate({x:100})
+  private matrix1 = matrix4.identity().translate({x:100})
   private matrix2 = this.matrix1.copy().scale({x:2})
 
   build() {

zh-cn/application-dev/reference/arkui-js/js-components-basic-slider.md

 # slider
 
 >  **说明：**
+>
 > 从API version 4开始支持。后续版本如有新增内容，则采用上角标单独标记该内容的起始版本。
 
 滑动条组件，用来快速调节设置值，如音量、亮度等。
@@ -94,7 +95,7 @@ export default {
     } else if (e.mode == "end") {
       this.value = e.value;
       this.endValue = e.value;
-    } else if (e.mode == "click) {
+    } else if (e.mode == "click") {
       this.value = e.value;
       this.currentValue = e.value;
     }

zh-cn/application-dev/reference/arkui-ts/ts-basic-components-image.md

@@ -320,7 +320,7 @@ struct ImageExample3 {
             .onError(() => {
               console.log('load image fail')
             })
-            .overlay('\nwidth: ' + String(this.width) + ' height: ' + String(this.height), {
+            .overlay('\nwidth: ' + String(this.widthValue) + ' height: ' + String(this.heightValue), {
               align: Alignment.Bottom,
               offset: { x: 0, y: 20 }
             })