文章论述了图书馆“导借”服务理念的由来及其在高校图书馆全开架借阅中的作用，并对高校图书馆开展“导借”服务的具体方法和注意事项提出了自己的见解。
In the writing, the author attempts to discuss the origin of "borrowing guide" and its effect on free access service in a college library and give his own view on the methods of "borrowing guide".
文中就这两个概念的定义、起源、鉴定的标准和程序以及适用的保护措施进行分析、论述，并提出自己的见解。
Definition and origin of the concepts, their identification criteria and procedures as well as the associated protective measures adopted in these areas are analyzed and discussed.
本文在论述数学建模教育活动益处的基础上，就中师的数学建模的必要性、可行性以及实施提出了自己的见解。
In this paper the author discuss the benefits from mathematical modeling activities, the necessity, feasibility of employ mathematical modeling in junior schools.
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