1) multi-density features
分层密度特征
1.
Document image retrieval based on multi-density features;
基于分层密度特征的文档图像检索
2) density distribution feature
密度分布特征
1.
This paper proposes a region-based shape representation,a new "density distribution feature(DDF)".
为了对二值图像进行有效检索,提出了一种基于区域的形状特征——密度分布特征,用来进行二值图像检索。
4) layered characteristics
分层特征
1.
13-1 is a primary coal-bed of Panyi mining area in Huainnan coal field,the development of tectonically deformed coal is very rich,the percentage and thickness of tectonically deformed coal are calculated,and the layered characteristics of tectonically deformed coal are studied.
13-1煤层是淮南煤田潘一井田的主采煤层,该煤层构造煤非常发育,通过计算构造煤在煤层中所占的比例和构造煤的厚度;分析构造煤的分层特征,研究该煤层的构造煤发育特征,并初步探讨了构造煤发育特征与瓦斯突出危险性之间的关系。
5) Spectrum-eigenvalue distribution
谱密度-特征值分布
6) density-stratified
密度分层
1.
The paper takes the vertical density-stratified ambient fluid as background, standard two equations k-s model is adopted.
所建立的垂向二维浮射流紊流模型能够比较精确的模拟分层环境流体中浮射流的水流状况和射流进入环境流体的混合状况,对研究污水排入密度分层环境流体的混合状况有一定的实用价值,并能为排污工程提供理论分析依据。
补充资料：密度跃层
见跃层。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条