例句與造句

1. Third normal form
   第三范式
2. For sa & d projects , all foreign keys are identified and marked in the entity description part iii ( entity key description ) . for sa & d projects , all entities are in third normal form ( 3nf )
   對于系統(tǒng)分析及設計的計劃，所有外鍵碼須經(jīng)認定，并且在數(shù)據(jù)實體描述的第iii部分（數(shù)據(jù)實體關鍵碼描述）界定。
3. It's difficult to find third normal form in a sentence. 用third normal form造句挺難的