BIPED
发表于 2025-3-28 17:23:02
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冥想后
发表于 2025-3-28 21:32:04
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除草剂
发表于 2025-3-28 22:54:47
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歌剧等
发表于 2025-3-29 03:13:20
A formal specification of an authorization model for object-oriented databasesway, each new access rule can be tested for compliance with the requirement of maintaining a secure system. The use of implicit access rules (i.e., rules derived from others using data associations) makes this security model unique, and its representation in a formal model is of interest.
inconceivable
发表于 2025-3-29 09:37:14
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外貌
发表于 2025-3-29 13:58:10
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pulmonary-edema
发表于 2025-3-29 19:29:56
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Albumin
发表于 2025-3-29 22:16:44
Conserving Tropical Leguminous Food Cropstemporal multilevel database to be specified. We also show that this language can be used to specify general and various downgrading rules. We conclude this paper by providing several examples of downgrading rules in the context of the entity-relationship model.
财主
发表于 2025-3-29 23:59:11
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Pseudoephedrine
发表于 2025-3-30 04:33:27
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