结果，在美留学生几乎有一半集中在2500所高校的仅100所，这些学校大多是名牌学校。
As a result, nearly half of foreign students in the U. s. are concentrated in just 100 out of 2,500 post-secondary institutions, mostly brand-name schools.
目前对于自然通风的研究多半集中在自然通风的计算方法和计算参数方面，而对自然通风风口的特性研究相对较少。
Now researches mostly focus themselves on calculational methods, only a few studies emphasize on the performance of inlets or outlets.
本文给出并行处理程序中队列的若干种设计方法，这些方法主要采用集中管理、分散管理或半集中管理等队列管理方法。
In this paper, several implementations of queue in parallel programming are proposed which employ central, distributed and half central managements in queues.
针对这一状况提出了“半集中式处理系统”概念，通过分质供排水系统及污水、垃圾的综合考虑和处理可以实现水、营养物质和能源的循环。
New concept of "Semi-centralized Treatment System", which can realize water, nutrition and energy circle through separate water supply and separate discharge system was presented in this paper.
针对这一状况提出了“半集中式处理系统”概念，通过分质供排水系统及污水、垃圾的综合考虑和处理可以实现水、营养物质和能源的循环。
New concept of "Semi-centralized Treatment System", which can realize water, nutrition and energy circle through separate water supply and separate discharge system was presented in this paper.
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