这两个主要特性——访问控制和契约编程——允许大型编码人员团队更顺畅地使用大型代码库。

These primary two features — access control and contract programming — allow for much larger teams of coders to work on much larger code bases more smoothly.

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节省DBA的时间和精力是DB 2 9.7特性集的另一个主要目标。DB 2 9.7扩展了大家熟悉的用于配置、优化和保护数据库的DB 2控制和自动化工具。

Saving DBA time and effort is another big part of the DB2 9.7 feature set, which expands on the familiar DB2 controls and automated tools for configuring, optimizing, and protecting the database.

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NFS Version 4的主要特性之一就是它对增强型安全方案的支持，该方案允许更强的身份验证、细粒度的访问控制以及加密的数据通信。

One of the major features of NFS Version 4 is its support for enhanced security schemes, which allow stronger authentication, fine-grained access control, and encrypted data traffic.

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