polyinstantiation造句

• All the results help in solving polyinstantiation in developing a mls database application system and a mls dbms based on the free software postgresql . 2
  第2章中的分析结果为开发多级安全数据库应用系统和基于postgresql开发安全数据库系统中处理该问题提供了基础。
• Operations on xml documents under mac policy are described in details . the polyinstantiation caused by these operations is also discussed . some implementing mechanisms for key models are given
  详细地描述了如何实现强制访问控制策略下针对xml文档的操作，并讨论了可能引起的多实例情况和解决办法，然后给出了一些关键模块的实现机制。
• The problem of polyinstantiation in mls dbms is discussed . in chapter 2 , its catalogue 、 the mean of production and the influences on mls dbms are anylized . especially a number of implementation ' s characteristics and scope of application are analyzed carefully and currently commercial mls dbms ' s approaches were introduced
  分析了其产生原因，讨论了各种解决方法，包括多实例的实现方法和避免多实例的替代性方法，分析了其优缺点，结论是必须根据特定应用的要求进行正确选择，即按照tdi的要求解决以多实例来阻止的隐蔽通道问题。