1) semi-connected body
半连通体
2) semi-connected set
半连通集
3) semi-arcwise connection
半弧连通
1.
In this paper, we introduced concepts on semi-arcwise connected space and semi-arcwise connection by the concepts of semi-open sets and semi-continuous mapping, pobularized the concepts on arcwise connected spaces.
文章由半开集、半连续概念引入半弧连通空间和半弧连通概念,推广了弧连通空间概念。
4) semicontinuum
[,semikən'tinjuəm]
半连续体
1.
Based on the strain energy model presented by Sun-Zhang and the energy conversion and energy conservation,a new semicontinuum model is presented to calculate the nature frequency of a nanoscaled clamped-clamped silicon beam.
基于Sun-Zhang提出的应变能量计算模型,根据动势能转换与守恒原理,提出了用于分析硅纳米梁基波频率的半连续体模型。
5) *semi-connected mapping
半连通映射
6) semi-connected space
半连通空间
1.
This paper introduced concepts of semi-separation and semi-connected spaces by semi-open sets etc.
由半开集等概念引入半隔离性 ,半连通空间等概念 ,得出了半连通空间的刻划 ,证明了半连通空间是半拓扑性质 ,且推广了连通空间上的中值定
补充资料:单连通和多(复)连通超导体(simplyandmultiplyconnectedsuperconductors)
单连通和多(复)连通超导体(simplyandmultiplyconnectedsuperconductors)
单连通超导体一般指的是不包含有非超导绝缘物质或空腔贯通的整块同质超导体,若有非超导绝缘物质或空腔贯通的超导体则称为多(复)连通超导体。从几何学上讲,在超导体外表面所包围的体积内任取一曲线回路,这回路在超导物质内可收缩到零(或点),且所取的任意回路均可收缩到零而无例外,则称单连通超导体。若有例外,即不能收缩到零,则称多连通超导体。例如空心超导圆柱体,则在围绕柱空腔周围取一回路就不能收缩为零。多连通超导体可有磁通量子化现象(见“磁通量子化”)。
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