1) spacelike graph
类空图
1.
In this paper we study the partial differential equation concerning with the mean curvature H of the spacelike graphs in the de-Sitter space .
研究了de-Sitter空间中一类具有类空图性质的嵌入超曲面Mn的平均曲率方程,并证明了该方程存在常数解是Mn为全脐点的一个充要条件。
2) class diagram
类图
1.
Aspect mining from the class diagram in program comprehension;
程序理解中基于类图的特征挖掘
2.
PVS-based consistency checking for UML class diagrams and sequence diagrams;
基于PVS的UML类图和序列图的一致性检验
3.
Model Refactoring Operations Based-on Class Diagram and Procedure Blueprint;
基于类图和过程蓝图的模型重构操作的研究
4) graphs
[英][græf] [美][græf]
图类
1.
Study on the uniformly optimally reliable graphs for given classes of graph;
给定图类的一致最优可靠图的研究
5) space-like
类空
1.
It is discussed that Lorentz transformations of 4-dimension force and its properties of space-like,time-like and light-like in three different physical cases;a general transformation of 3-dimension force is given.
Ｍｉｎｋｏｗｓｋｉ时空中的四维力刘泽文（物理系）关键词：相对论／类时；类空；类光；四维力分类号：Ｏ４１２在Ｍｉｎｋｏｗｓｋｉ时空中，诸如四维电流密度Ｊ￣μ、粒子的四维加速度ω￣μ＝ｄＵ￣μ／ｄτ以及四维波矢Ｋ￣μ等向量，其类时、类空以及类光性质一般是。
2.
This paper studies the 2-harmonic space-like submanifolds in a locally symmetric lorentzian manifold and obtain the sufficient conditions of the mean curvature to be vanished.
研究局部对称Lorentz流行中的 2-调和类空子流形,得到 2 -调和等距浸入的平均曲率为零的充分条件,紧致超曲面以及常平均曲率超曲面的全测地性质。
3.
This paper studies the 2-harmonic space-like submanifolds in a locally symmetric pseudo-Riemannian manifold,obtain the sufficient conditions of submanifolds with parallel mean curvature vector to be maximal submanifolds,the Simons type integral inequality of compact submanifolds,and obtain that compact submanifolds with parallel mean curvature vector must be totally geodesic.
研究局部对称伪黎曼流形中的2-调和类空子流形,得到具有平行平均曲率向量子流形为极大的充分条件,紧致子流形的Simons型积分不等式,以及具有平行平均曲率向量的紧致子流形的全测性质。
6) empty class
空类
1.
Repair the illegitimate chromosome on empty class of identification and restoration.
采用实数编码方式对每个样本所属的类别进行编码,通过空类的识别和修复来修正不合法的染色体。
2.
In order to make it up,the paper proposes that it should be supposed that the subject of categorical propositions are not empty class or full class.
本文运用现代逻辑的方法分析传统逻辑中的直言命题及其推理理论 ,指出该理论存在一个严重缺陷 ,即主项存在问题 ,提出必须在假定直言命题的变项为非空类、非全类的条件下 ,该理论才是完善
补充资料：空类
1.谓言论大而无当﹐不切实际。
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