Digital City "is a virtual, open urban model, which can realize urban management and decision support."
“数字城市”是一个能够实现城市综合管理与决策支持的、虚拟的、具有开放性的城市模型。
A virtual file is a generalized file model which allows open working between dissimilar real files.
这个共同的文件模式就叫虚拟文件。
A virtual file is a generalized file model which allows open working between dissimilar real files.
这个共同的文件模式就叫虚拟文件。
应用推荐