大多数美国军用网络主机将更改为数字数据服务域。

Most MILNET hosts will change to the DDN domain.

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论文主要讨论了抵抗打印扫描信道的数字图像水印技术，并根据数据嵌入域的不同对这些技术进行了分类讨论。

This paper focuses on the robust watermarks against print-and-scan, classifies and discusses the techniques based on different domains in which data is embedded.

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顾及地形特征线的散点域(约束数据域)三角剖分是建立高精度数字地面模型的基础，在GIS、地学分析、计算几何、多分辨率DTM等领域中有着广泛的应用。

The triangulation of constrained data set is widely used in Geographic Information System (GIS), geo-science, computational geometry, multi-resolution and high precision DTM, et al.

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