英语词汇“relation calculus”的读音、翻译、释义、用法及例句-语文网

词汇	relation calculus
释义	relation calculus 关连演算对关连式资料库进行查询的一种表示方法，其要点是引入述词演算，把查询表达成满足结果元组的某种述词。
随便看	accelerator key accelerometer accent accented accentor accentual accentuate accentuated contrast accentuation accentuator ACCEPT accept accept accept acceptability acceptable acceptable interference acceptable maximum weight acceptable quality level acceptable quality level acceptable quality level test Acceptable Use Policy Acceptable Use Policy acceptably acceptance

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