Smarandache7问题中逆序排列的偶数数列
the Smarandache back concatenated even sequences
阿基米德有序数域
archimedically ordered number field
超限序数
transfinite ordinal number
transfinite number
transfinite ordinal
程序数据
procedure data
program data independence
程序数据集
BBC Broadband Coaxial Cable
program data set
PDS