essential extension

extension的翻译中文意思... ... equivalent extensions 等价扩张 essential extension 本质开拓[扩张] field extension 域扩张 ...

基本主张,basic... ... ) basic principle 基本主张 ) essential extension 基本扩张 ) metric tensor 基本张量 ...

S-本性扩张,S... ... ) S-essential extension of module S-本性扩张 ) essential extension 本性扩张 ) s-extension S-扩张 ...