angular-docs-cn/public/docs/_examples/architecture/ts/app/main.ts

import {bootstrap}      from '@angular/platform-browser-dynamic';
// #docregion import
import {AppComponent} from './app.component';
// #enddocregion import
import {HeroService}    from './hero.service';
import {BackendService} from './backend.service';
import {Logger}         from './logger.service';

// #docregion bootstrap
bootstrap(AppComponent, [BackendService, HeroService, Logger]);
// #enddocregion bootstrap