子覆盖 meaning in English
subcovering
Examples
- Every open covering of x has a finite sub-covering .
每个开覆盖都有一个有限子覆盖。 - X is quasi-compact(that is, every open covering of x has a finite sub-covering) .
X是拟紧的（即对于X的每个开覆盖都有一个有限子覆盖）。 - X is quasi - compact ( that is , every open covering of x has a finite sub - covering )
X是拟紧的（即对于x的每个开覆盖都有一个有限子覆盖） 。