我对目前国内１２０照相机市场的三点看法周伟国一、目前国内的１２０照相机市场中存有一个真空市场市场是由供求双方组成的。当求方有某种需求而供方又不能提供相应的商品时市场就形成有求无供的局面，这样的市场相对需求方而言就是真空市场。现在１２０照相机作为普及型... My view on the current domestic 120 camera market, three point Zhou Weiguo, at present there is a vacuum market in the domestic 120 camera market is composed of both supply and demand. When the begging side has some kind of demand and the supplier can not provide the corresponding commodity, the market will be in a situation of lacking demand. Such market is the vacuum market relative to the demand side. Now 120 cameras as universal type ...