Case studies of children who are isolated from others reveal that they lack a firm self-concept, and their mental and psychological development is severely hindered by lack of language.
对孤立儿童的个案研究表明，他们缺乏坚定的自我概念，而其语言能力的缺乏严重阻碍了他们的智力和心理发展。
The EJB specification is mature, yielding the benefit of well-known design patterns, case studies, and best practices, as well as a rich set of vendor-supported development tools.
EJB规范比较成熟，因而有许多优势：众所周知的设计模式、案例研究和最佳实践，还有丰富的供应商支持的开发工具集。
All of this leaves JDO developers and architects with few proven design patterns or case studies to guide their JDO development efforts.
所有这些现状使JDO开发人员和架构设计师几乎没有已经实践证明的设计模式或案例研究来指导他们的JDO开发工作。
The last chapter looks ahead to the development of direction sign system design based on relevant theories and case studies.
最后第四章是基于理论和实例研究对未来对导向标识系统设计发展趋势的展望。
Case studies of drugs and medical products illustrate the product development-product testing cycle, patent protection, and FDA approval.
药品和医疗产品的案例研究介绍了产品开发，产品测试周期，专利保护，以及FDA的批准。
It does this by explaining the principles behind Zero fossil Energy Development, and by providing a 'ZED Toolkit' comprising the 'tools', methods and example case studies used to build ZEDs.
通过对零能耗开发原则的解释，提供零能耗开发工具宝典及以往零能耗开发中使用的方法和成功案例。
Case report form (CRF) has been used as an essential tool to capture data in the clinical studies, which is next to a par with the clinical protocol development.
病例报告表(CRF)是临床研究数据获取的主要工具，其重要性仅次于方案。
Therefore, the paper select the four core cities as case studies, and discuss the social and economic development of four core cities in northeast.
因此，本文选择东北四大核心城市为研究个案，对其社会经济集聚情况进行分析。
Therefore, the paper select the four core cities as case studies, and discuss the social and economic development of four core cities in northeast.
因此，本文选择东北四大核心城市为研究个案，对其社会经济集聚情况进行分析。
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