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日本三洋公司研制成功一种既能传送话音又能传送四种颜色的手写图形的书写电话系统—WRP—100C。该系统使用300波特的终端机,利用电话线路,既能传送地图或图形那种难于用声音传递的信息,
Japan’s Sanyo has successfully developed a writing telephone system that delivers both voice and handwritten graphics in four colors - the WRP-100C. The system uses a 300-baud terminal that uses telephone lines to transmit difficult-to-voice messages such as maps or graphics,