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日本冲电气工业和普拉司公司共同研制了一种电子黑板,它能当场对黑板上的文字和图像进行复制。12月1日开始在市场出售。电子黑板的面积为880×1240mm,它分为五个板面,可对其中1~4的4个板面进行复制。书写板是用聚酯薄膜制成的。安装在黑板的卷轴上。卷取
Japan’s Oki Electric Industry and Polaris Corporation jointly developed an electronic blackboard, which can be on the spot on the blackboard copy of the text and images. December 1 on the market for sale. The area of the electronic blackboard is 880 × 1240mm. It is divided into five boards, of which 4 boards can be copied from 1 to 4. Writing board is made of polyester film. Installed on the blackboard reel. Coiled