1) cover-free families
非覆盖的族
2) Cover-free family
无覆盖集的族
3) family of covers
覆盖族
1.
The notions of pre-cotopology,pre-closure operator,family of pre-outside-derived operators,pre-interior operator,family of covers,and their orders on a given complete lattice are introduced,and the way to determine pre-cotopologies on a complete lattice is studied.
通过定义完备格L上的预余拓扑、预闭包算子、预外导算子族、预内部算子、覆盖族及它们上的序关系,研究给定完备格L上预余拓扑的确定方式。
4) Non-covering dimension
非覆盖维
5) cover free family
自由覆盖族
6) overlying
[英][,əʊvə'laɪ] [美]['ovɚ'laɪ]
上覆的;覆盖
补充资料：非想非非想处天
1.佛教语。即三界中无色界第四天。此天没有欲望与物质﹐仅有微妙的思想。
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