将如图所示的E-R图转换成二维表,正确的是()。https://assets.asklib.com/images/image2/2017090715475391175.jpg

A .https://assets.asklib.com/images/image2/2017090715473235963.jpg B .https://assets.asklib.com/images/image2/201709071547379135.jpg C .https://assets.asklib.com/images/image2/201709071547416898.jpg D .https://assets.asklib.com/images/image2/2017090715474663725.jpg

时间:2022-09-18 22:57:43 所属题库:信息技术岗位知识竞赛题库

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