anchor.diff:  :marked
     # FAQs
     
  -  # 常见问题（FAQ）
  +  # Angular模块常见问题（FAQ）
   
     **Angular Modules** help organize an application into cohesive blocks of functionality.
     
  
positive.code: :marked
    ### What classes should I add to _declarations_?
    
    ### 我该把哪些类加到*declarations*中？
  
    Add [declarable](#q-declarable) classes &mdash; components, directives, and pipes &mdash; to a `declarations` list.
    
  
negative.code:   The [Angular Modules chapter](../guide/ngmodule.html) covers the concepts and takes you step by step
    from the most elementary `@NgModule` to a multi-faceted sample with lazy loaded modules.
    
    [Angular模块](../guide/ngmodule.html)章涵盖了此概念，并带你一步步的从最基本的`@NgModule`到包罗万象的延迟加载模块。
  
    _This_ chapter answers the questions many developers ask about Angular Module design and implementation.
    
    *这里*回答的是开发者常问起的关于Angular模块的设计与实现问题。
    
  .alert.is-important
    :marked
      These FAQs assume that you have already read the [Angular Module](../guide/ngmodule.html) chapter.
  
      本《Angular模块常见问题》假设你已经读完了[Angular模块](../guide/ngmodule.html)章。
      
  :marked
    Declarations
    
    声明(declarations)
    
    * [What classes should I add to _declarations_?](#q-what-to-declare)
    * [我应该把哪些类加到_declarations_中？](#q-what-to-declare)
  