开发指南-从1.x升级 开始翻译

public/docs/ts/latest/guide/upgrade.jade

@@ -6,6 +6,9 @@ include ../_util-fns
   comes with built-in tools for migrating Angular 1 projects over to the
   Angular 2 platform.
 
+  已经有了一个Angular 1的程序并不表示我们就不能喜欢Angular 2提供的一切。
+  这是因为Angular 2带来了一些内建工具帮助我们把Angular 1的项目迁移到Angular 2平台。
+
   Some applications will be easier to upgrade than others, and there are
   ways in which we can make it easier for ourselves. It is possible to
   prepare and align Angular 1 applications with Angular 2 even before beginning
@@ -14,6 +17,11 @@ include ../_util-fns
   tools. That means the preparation work will not only make the eventual upgrade
   easier, but will also generally improve our Angular 1 applications.
 
+  有些应用可能比其它的升级起来简单，还有一些方法能让我们自己把这项工作变得更简单。
+  即使在正式开始升级过程之前，让Angular 1的程序提前做些准备，并向Angular 2看齐也是有可能的。
+  这些准备步骤几乎都是关于如何让代码更加松耦合、更有可维护性，以及用现代开发工具提高速度的。
+  这意味着，这种准备工作不仅能让最终的升级变得更简单，而且还能提升Angular 1程序的质量。
+
   One of the keys to a successful upgrade is to do it incrementally,
   by running the two frameworks side by side in the same application, and
   porting Angular 1 components to Angular 2 one by one. This makes it possible
@@ -22,35 +30,64 @@ include ../_util-fns
   a period of time. The `upgrade` module in Angular 2 has been designed to
   make incremental upgrading seamless.
 
+  成功升级的关键之一是渐进式的实现它，通过在同一个应用中一起运行这两个框架，并且逐个把Angular 1的组件迁移到Angular 2中。
+  这意味着可以在不必打断其他业务的前提下，升级更大、更复杂的应用程序，因为这项工作可以多人协作完成，并能在一段时间内逐渐铺开。
+  Angular 2 `upgrade`模块的设计目标就是让你渐进、无缝的完成升级。
+
   1. [Preparation](#preparation)
+  1. [准备工作](#preparation)
       1. [Following The Angular Style Guide](#following-the-angular-style-guide)
+      1. [遵循Angular风格指南](#following-the-angular-style-guide)
       2. [Using a Module Loader](#using-a-module-loader)
+      2. [使用模块加载器](#using-a-module-loader)
       3. [Migrating to TypeScript](#migrating-to-typescript)
+      3. [迁移到TypeScript](#migrating-to-typescript)
       4. [Using Component Directives](#using-component-directives)
+      4. [使用组件型指令](#using-component-directives)
   2. [Upgrading with The Upgrade Adapter](#upgrading-with-the-upgrade-adapter)
+  2. [通过升级适配器进行升级](#upgrading-with-the-upgrade-adapter)
       1. [How The Upgrade Adapter Works](#how-the-upgrade-adapter-works)
+      1. [升级适配器如何工作](#how-the-upgrade-adapter-works)
       2. [Bootstrapping Hybrid Angular 1+2 Applications](#bootstrapping-hybrid-angular-1-2-applications)
+      2. [引导Angular 1和2的混血(hybrid)应用](#bootstrapping-hybrid-angular-1-2-applications)
       3. [Using Angular 2 Components from Angular 1 Code](#using-angular-2-components-from-angular-1-code)
+      3. [从Angular 1的代码中使用Angular 2的组件](#using-angular-2-components-from-angular-1-code)
       4. [Using Angular 1 Component Directives from Angular 2 Code](#using-angular-1-component-directives-from-angular-2-code)
+      4. [从Angular 2的代码中使用Angular 1的组件](#using-angular-1-component-directives-from-angular-2-code)
       5. [Projecting Angular 1 Content into Angular 2 Components](#projecting-angular-1-content-into-angular-2-components)
+      5. [把Angular 1的内容投影(project)进Angular 2组件中](#projecting-angular-1-content-into-angular-2-components)
       6. [Transcluding Angular 2 Content into Angular 1 Component Directives](#transcluding-angular-2-content-into-angular-1-component-directives)
+      6. [把Angular 2的内容包含(transclude)到Angular 1的组件型指令中](#transcluding-angular-2-content-into-angular-1-component-directives)
       7. [Making Angular 1 Dependencies Injectable to Angular 2](#making-angular-1-dependencies-injectable-to-angular-2)
+      7. [让Angular 1提供的依赖可以被注入到Angular 2](#making-angular-1-dependencies-injectable-to-angular-2)
       8. [Making Angular 2 Dependencies Injectable to Angular 1](#making-angular-2-dependencies-injectable-to-angular-1)
+      8. [让Angular 2提供的依赖可以被注入到Angular 1](#making-angular-2-dependencies-injectable-to-angular-1)
   3. [PhoneCat Preparation Tutorial](#phonecat-preparation-tutorial)
+  3. [PhoneCat准备工作教程](#phonecat-preparation-tutorial)
       1. [Switching to TypeScript And Module Loading](#switching-to-typescript-and-module-loading)
+      1. [切换到TypeScript和模块加载器](#switching-to-typescript-and-module-loading)
       2. [Preparing Unit and E2E Tests](#preparing-unit-and-e2e-tests)
+      2. [准备单元测试和E2E测试](#preparing-unit-and-e2e-tests)
       3. [Enjoying The Benefits of TypeScript](#enjoying-the-benefits-of-typescript)
+      3. [享受TypeScript带来的好处](#enjoying-the-benefits-of-typescript)
 
   4. [PhoneCat Upgrade Tutorial](#phonecat-upgrade-tutorial)
+  4. [PhoneCat升级教程](#phonecat-upgrade-tutorial)
       1. [Bootstrapping A Hybrid 1+2 PhoneCat](#bootstrapping-a-hybrid-1-2-phonecat)
+      1. [引导Angular 1+2的混血版PhoneCat](#bootstrapping-a-hybrid-1-2-phonecat)
       2. [Upgrading the Phone factory](#upgrading-the-phone-factory)
+      2. [升级Phone工厂](#upgrading-the-phone-factory)
       3. [Upgrading Controllers to Components](#upgrading-controllers-to-components)
+      3. [把控制器升级为组件](#upgrading-controllers-to-components)
       4. [Switching To The Angular 2 Router And Bootstrap](#switching-to-the-angular-2-router-and-bootstrap)
+      4. [切换到Angular 2的路由器并引导](#switching-to-the-angular-2-router-and-bootstrap)
       5. [Saying Goodbye to Angular 1](#saying-goodbye-to-angular-1)
+      5. [再见，Angular 1！](#saying-goodbye-to-angular-1)
 
 .l-main-section
 :marked
   # Preparation
+  # 准备工作
 
   There are many ways to structure Angular 1 applications. When we begin
   to upgrade these applications to Angular 2, some will turn out to be