docs: update docs

hetianhe · Jan 4, 2022 · 7a728b2 · 7a728b2
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diff --git a/docs/static/images/angular-1.png b/docs/static/images/angular-1.png
diff --git a/docs/zh-cn/framework/angular.md b/docs/zh-cn/framework/angular.md
@@ -186,3 +186,11 @@ window.addEventListener('unmount', function () {
 ```html
 <micro-app name='xx' url='xx' disableScopecss></micro-app>
 ```
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+#### 3、通过micro-app数据通信修改angular组件数据后视图不更新
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+**原因：**因为在angular区域外调用了内部的代码(基座和子应用属于不同的angular区域)，angular无法知道状态发生了变化。
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+**解决方式：**通过`ngZone.run()`触发更改检测，具体方式如下：
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+![angular-question3](../../static/images/angular-1.png ':size=800')