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数码相机的种类、性能及用途（上）走近数码摄影（2）信息影像的应用马年伊始,数码新品迭出摄影器材的选购原则（2）
Digital camera types, properties and uses (on) Approaching digital photography (2) the application of information and video At the beginning of the year of horse, the digital new product after another purchase principle of photographic equipment (2)