1) holomorphic regular branched covering map
解析正则分支覆盖映射
2) covering mapping
覆盖映射
1.
The mapping φ: X——>Y is a covering mapping if φ is an "k-to-1", open, local homeomorphism.
映射:φX——>Y称为覆盖映射,如果φ是k到1的开的局部同胚映射。
2.
Let f be a covering mapping of a compact manifold M without boundary.
设ｆ是紧致不带边流形Ｍ上的覆盖映射，证明了ｆ是拟双曲覆盖映射的充分必要条件是（Ｉ－ｆ＊）为单射且有闭值域。
3) covering map
覆盖映射
4) regular covering
正则覆盖
1.
Arc-transitive cyclic regular coverings of K_5;
K_5的弧传递循环正则覆盖
2.
The invariants which determine the graphs is discussed according to the theory of group,then the formula for the characteristic polynomials of an oriented regular covering of a finite digraph and the formula for the characteristic polynomials of an oriented total graph of an oriented regular covering is obtained.
借助于群理论讨论了图的不变量,得到了有向图的正则覆盖及其有向全图的特征多项式的表达式。
3.
In this paper,we investigate the arc-transitive Z_n-regular coverings of K_(2,2,2),and obtain several new infinite families of 4-valent symmetric graphs as the covering graphs of K_(2,2,2) by Z_n,where n=4k or n=4k and k=2(mod 4).
本文讨论了完全三部图K_(2,2,2)的弧传递Z_n-正则覆盖,得到了几类新的4度对称图,其中n=4k或n=4k且k≡2(mod 4)。
5) compact-covering mapping
紧覆盖映射
1.
In this paper the relations of compact-covering mappings and some families of subsets are investigated in Ponomaxev-systems,and the following results are obtained.
本文讨论了Ponomarev-系中的紧覆盖映射与集族之间的关系,得到如下结果。
6) compact-covering mappings
紧覆盖映射
1.
In this paper,we give some new characterizations on sn-metrizable spaces,using the concepts of compact-covering mappings,point-star networks and CF families.
本文利用紧覆盖映射、点星网、CF族的概念,给出了sn可度量空间的新刻画。
补充资料：“两基”人口覆盖率
%26#8220;两基%26#8221;人口覆盖率：指一个地区按照国家规定的有关验收标准，已实现%26#8220;基本普及九年义务教育、基本扫除青壮年文盲%26#8221;的县（包括县级行政单位）的人口数之和占本地区总人口数的比重。2002年、2003年全国%26#8220;两基%26#8221;人口覆盖率分别为91％和91.8％。2004年国务院批准实施《国家西部地区%26#8220;两基%26#8221;攻坚计划》，目标是到2007年底在西部地区实现基本普及九年义务教育，基本扫除青壮年文盲。
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