除非缓存大量数据是关键的，去掉随机操作的好处是双重的：提高软件模块性，释放服务器上的CPU时间。
Unless caching huge amounts is critical, the benefits of offloading randomization are twofold: improved software modularity and freed CPU time on the server.
它还避免更改多个软件模块的需求，从而提供跨多个业务流程的一致性和简化维护工作。
It also provides consistency across multiple business processes and simplifies maintenance by avoiding the need to change equivalent code in multiple software modules.
J2ME 技术在一个完整的应用程序运行时模型中定义了这种模块性和可伸缩性，在该模型中的四个软件层都构建在设备的主机操作系统上。
This modularity and scalability is defined by J2ME technology in a complete application runtime model, with four layers of software built upon the host operating system of the device.
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