As noted previously, the Software Product Line approach is advocated to address the kernel, optional, or alternative activities at a business level.
如前面所提到的，提倡用软件产品线方法来描述业务层中的核心的、可选的，或选择性的活动。
Silently update the product with the latest updates, and install new optional features.
用最新的更新以静默方式更新产品，并安装新的可选特性。
The update site contains product fixes, such as interim fixes, fix packs, and refresh packs, and the discovery site contains optional features.
更新站点包含产品安装，例如临时安装、修复包，和更新包，发现站点包含可选特性。
The schema for would have all account and product elements optional for all messages.
的模式中必须包含全部的帐目和产品元素，以供所有的消息选择使用。
If everything is optional, the validator will sit idle when, for instance, the product message is missing vital product data.
如果所有的东西都是可选的，那么假设当产品消息中缺少重要的产品数据时，验证器就会停止工作。
To find the available updates and optional features for the product at the IBM Support Web site.
在IBMSupportWeb站点上寻找产品的可用的更新和可选择的特性。
Right now their core product is free, but in the future some additional optional services including development support and monetization opportunities will be added.
目前他们的核心产品是免费的，但是未来会增加一些附加可选的服务，其中包括开发支持，提供赚钱机会（monetization opportunities）。
Following the classification presented in the book Designing Software Product Lines with UML (see the Resources section), you need to identify common, optional, and alternative features.
按照图书DesigningSoft wareProductLineswith UML(请参见参考资料部分)中介绍的分类，您需要确定公共、可选和替代功能。
With a product as ubiquitous as Facebook, the public has raised a number of privacy-related concerns including optional Settings, privacy policies and data mining.
对于Facebook这样如此普遍的产品，大众存在很多隐私担忧，比如选项设置、隐私政策和数据挖掘等。
File for product updates and one site.xml file for optional features for a Rational Software Development Platform product.
Product Updater期待找到Rational软件开发平台产品的至多一个用于产品更新的site . xml文件和一个用于可选特性的site . xml文件。
The next block defines the concept f: product, specifying a preferred label as well as optional alternates.
下一个代码块定义了概念f：product，指定了需要的标签和可选的选项。
Optional features are requirements that are present in some members of the product line, and alternative features are requirements that some members of the product line choose from.
可选功能是产品线的部分成员中存在的需求，替代功能是产品线的部分成员从中进行选择的需求。
Without optional colors and shapes, the product will lack competitiveness.
没有多种颜色和形状可供选择，该产品缺乏竞争力。
The product includes rugged sensor probe, automatic shut off, AC or Battery Operation, Integrated Micro-Controller and the optional printer.
产品中装有耐用的传感器探针，自动关闭设置，交流电或电池操作，全套的微控制器和可控选择的打印机。
The AWWA standards usually contain options that must be evaluated by the user of the standard. Until each optional feature is specified by the user, the product or service is not fully defined.
AWWA标准包含由用户自己评判的选择，除非用户指定标准，否则就不充分定义产品或者服务。
Traditional maritime takes long time, and is highly variable, but railway transportation can save at least 10 days, which should be the optional choice for aquatic product transport.
传统的海运时间久且变数较多，而铁路运输至少能节省10天以上运输时间，对于水产品则是极具吸引力的货运选择。
Traditional maritime takes long time, and is highly variable, but railway transportation can save at least 10 days, which should be the optional choice for aquatic product transport.
传统的海运时间久且变数较多，而铁路运输至少能节省10天以上运输时间，对于水产品则是极具吸引力的货运选择。
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