But a "digital divide" persists in terms of Internet access.
但是就网络接入而言,“数字鸿沟”依然存在。
Logical tiers divide the conceptual architecture into components that play specific roles within the application, such as presentation, application logic, business processes, and data access.
逻辑层将概念体系结构划分为在应用程序内扮演特定角色的组件,如表示层、应用程序逻辑层、业务流程层和数据访问层。
You can divide configuring a simple access control policy into two steps.
配置简单的访问控制策略可分为两个步骤。
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