“null set”的概念、定义、翻译、参考文献-科学参考

单词	null set
释义	null set [`nǝl `set] ^MATHEMATICS The empty set; the set which contains no elements.
随便看	bedding bedding cleavage bedding course bedding dot bedding fault bedding fissility bedding joint bedding plane bedding-plane fault bedding-plane slip bedding schistosity bedding thrust bedding void bede bedford cord Bedford limestone bed glazing bediasite bed joint bed load bed molding Bedoulian bedrock Bedsonia bedsore

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。