1) arrangementable set
至多可列集
2) at most countable
至多可数
1.
By the method of "Every open set in R″ is the union of an at most countable collection of disjoint connected open sets",the paper deals with some problems of countability in real analysis.
以“平面上互不相交的若干开集所成之族至多可数”为基点,对一些相关结果给出了全新的直观化证明。
3) at (the) most/least
至多/至少
4) countable dense set
可列稠密集
6) permutation of multiple-sets
多重集排列
补充资料：至多
1.极多。 2.副词。表示最大的限度。
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