This paper introduces the construction background of China's Modern Document Picture Database, its development process, current progress and evolution foreground.
论文介绍了《中国近代文献图像数据库》的建设背景、研制过程、目前进展及其发展前景。
The construction background of urban public safety emergency platform is introduced in this paper briefly.
简要介绍了城市公共安全应急平台的建设背景；
The construction background of urban public safety emergency platform is introduced in this paper briefly.
简要介绍了城市公共安全应急平台的建设背景；
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