/// <summary>
/// 组装汽车的通用抽象方法
/// </summary>
/// <param name="builder"></param>
public void Construct(Builder builder)
{
builder.BuildEngine();
builder.BuildChassis();
builder.BuildBodywork();
builder.BuildElectricalEquipment();
}
public void Construct(Builder builder)
{
builder.BuildCover();
builder.BuildEngine();
builder.BuildTire();
}