21世纪开始了,对于收藏界来说,20世纪及其之前的、反映各行各业历史发展足迹的、不同时期的、不同区域、不同生产单位、不同规格、不同外形、不同功能的商品及用物等,已被“淘汰”了,都有可能成为历史文物,从而成为爱好广泛或专一的收藏家们,终生寻觅的收藏对象。大的如飞机、汽 The 21st century has begun. For the collection industry, the 20th century and before, reflecting the historical development of all walks of life, at different times, different regions, different production units, different specifications, different shapes, different functions of goods and use Objects, etc., have been “eliminated”, are likely to become a historical relics, so as to become hobby or a wide range of collectors, lifelong looking for the collection of objects. Big, such as aircraft, steam