说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 线丛
1)  line bundle
线丛
1.
The cohomology group of holomorphic line bundles on Hopf manifolds;
Hopf流形上线丛的上同调群
2.
,if it has a positive orbifold line bundle,then there exists a positive integer N,such that M can be embedded into CPN topologily.
证明了orbifold嵌入定理在高维的orbifold上成立,即对于一紧致复orbifoldM,若其上有一个正定的线丛,则存在正整数N使得M可以拓扑嵌入到CPN。
2)  diagram atlas
线图丛
1.
Based on the research fruit of "Auxiliary Angle Method", this paper puts forwards the theoretical plot for setting up a set of performance and design diagram atlas of offset type and type planar crank and slider mechanisms ; and develops a software PCASMDC capable of automatically producing the diagram atlas; based on above mentioned diagram atlas, this paper draws a lot of conclusions.
在“辅助角方法”研究成果基础上 ,提出了以连杆与曲柄长度比值a为核心性能指标 ,绘制和建立一整套新的性能与设计线图丛的理论构思 ;并应用VisualBasic 6 。
3)  ample line bundle
丰富线丛
1.
Let M be a normal variety of dimension n with terminal singularities,L an ample line bundle on M,the effective value of(M,L) beτ = uv(u,v are coprime integers),:M→X be the nef-value morphism of(M,L),and let F be a general fiber of.
设M是有末端奇点的n维正规代数簇,L是M上的丰富线丛,(M,L)的数字有效值为τ=uv(u、v是互素的正整数),:M→X是由(M,L)决定的nef-值态射,F是的一般纤维。
2.
Let L be an ample line bundle on M.
设M是有末端奇点的n维代数簇,L是M上的丰富线丛,φ:M→X是由(M,L)决定的nef-值态射,正有理数τ=u/v是(M,L)的nef-值,这里u和v互素。
4)  holomorphic line bundles
全纯线丛
5)  canonical bundle
典型线丛
1.
The authors discuss the geometric properties of a K(hler manifold without conjugate points, prove that the curvature of the canonical bundle must be zero provided that the Ricci curvature of the manifolds is nonnegative.
讨论了Riemann流形上指标形式与共轭点的关系;证明了具非负Ricci曲率的无共轭点Kshler流形上的典型线丛之曲率为零。
6)  complex line bundle
复线丛
补充资料:高山树线处的森林和灌丛




高山树线处的森林和灌丛  
                                     李文华提供
  [图]图

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