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单词
open covering
释义
open covering
open covering
[
′ō·pən ′kəv·ər·iŋ
]
(mathematics)
For a set
S
in a topological space, a collection of open sets whose union contains
S
.
随便看
hosarc
hosat
hosay
hosay festival
hosbec
hosc
ho scale narrow gauge
hoscc
ho schild
hoscs
hosd
hosdb
hose
hosea
hosea biglow
hosea feed the hungry & homeless
hose and drogue unit
hose assembly machine
hose bib
hose bibb
hose bibb vacuum breaker
hosec
hose carriage
hose clamp
hose clip
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更新时间:2026/9/30 9:25:57