重新设计的网站也凸显了改良后的浏览选项——将主要内容分成四大板块：“障碍”，“学科”，“评估与治疗”和“指南、参考书与手册”。

The redesigned site also features improved browsing options that group content into four categories—disorders; subjects; assessment, treatment, and guides; and references and manuals.

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相比较而言，参考书目主要集中在重要的技术。Booch的UML参考书就是这样的一个例子。

Reference guides, in contrast, focus mainly on important technologies; Booch's reference book on UML is one example.

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信号与系统作为电子信息类专业的核心技术基础课，立体化教材主要包括主教材、教学参考书、电子教案、多媒体课件、试题库及课程学习网站等。

Its stereoscopic teaching materials mainly include major teaching materials, reference books, electronic teaching program, multimedia CAI, test questions, and network for course learning.

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