text: //
  //  Car.h
  //  LODDemo1
  //
  //  Created by J_Knight_ on 2018/8/26.
  //  Copyright © 2018年 J_Knight_. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @class GasEngine;
  
  @interface Car : NSObject
  
  //构造方法
  - (instancetype)initWithEngine:(GasEngine *)engine;
  
  //直接返回引擎品牌名称
  - (NSString *)usingEngineBrandName;
  
  @end
  