RSA can provide visual UML modeling, the ability to specialize in UML semantics with profiles, and the ability to transform the model to another model or to runtime artifacts.
RSA能够提供可视化的UML建模，利用概要文件使之适应UML语义的能力，以及从一种模型转换到另一种模型的能力。
Activiti takes a different tact, choosing instead to embrace BPMN 2.0, which specifies both execution semantics, as well as the visual description of a process.
Activiti采取的是另一种方式，它使用了BPMN 2.0，后者定义了执行语义和可视化的流程描述。
A DSL is a language, that is, a collection of sentences in a textual or visual notation with a formally defined syntax and semantics.
DSL是一种语言，也就是说，它是由文本或图形标记构成的语句的集合，有着正式定义的语法和语义。
These new semantics are important for non-visual users of the page (including anyone using assistive technologies like screen readers) but also for computer programs like search engine crawlers.
这些新语义对于页面的非视觉用户(包括使用屏幕阅读器这样的辅助技术的用户)和搜索引擎爬虫这样的计算机程序很重要。
This paper studies the material's visual and touch perception from the view of semantics.
本论文从语义学的角度，对材料的视觉与触觉感性层面进行研究。
The key point is how to make good use of local visual features, and extract semantics in the images accurately.
其中关键问题是如何利用好局部视觉特征，使其能够如实地反映图像语意。
The key point is how to make good use of local visual features, and extract semantics in the images accurately.
其中关键问题是如何利用好局部视觉特征，使其能够如实地反映图像语意。
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