angular-docs-cn/modules/angular2_material/src/components/progress-circular/progress_circular.ts

import {Component, View} from 'angular2/angular2';

@Component({selector: 'md-progress-circular'})
@View({templateUrl: 'angular2_material/src/components/progress-circular/progress_circular.html'})
export class MdProgressCircular {
  constructor() {}
}