首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   464篇
  免费   13篇
教育   368篇
科学研究   12篇
各国文化   4篇
体育   43篇
文化理论   2篇
信息传播   48篇
  2024年   1篇
  2023年   7篇
  2022年   5篇
  2021年   7篇
  2020年   9篇
  2019年   18篇
  2018年   21篇
  2017年   35篇
  2016年   23篇
  2015年   14篇
  2014年   27篇
  2013年   106篇
  2012年   7篇
  2011年   10篇
  2010年   15篇
  2009年   22篇
  2008年   7篇
  2007年   14篇
  2006年   11篇
  2005年   8篇
  2004年   10篇
  2003年   7篇
  2002年   10篇
  2001年   3篇
  2000年   11篇
  1999年   8篇
  1998年   4篇
  1997年   2篇
  1996年   4篇
  1995年   4篇
  1994年   2篇
  1993年   1篇
  1992年   3篇
  1991年   4篇
  1990年   4篇
  1989年   3篇
  1988年   2篇
  1986年   2篇
  1985年   5篇
  1983年   3篇
  1982年   3篇
  1981年   5篇
  1979年   2篇
  1976年   1篇
  1973年   2篇
  1972年   1篇
  1971年   1篇
  1966年   1篇
  1940年   1篇
  1925年   1篇
排序方式: 共有477条查询结果,搜索用时 79 毫秒
41.
42.
This column examines advances in public services internal and external to libraries. The focus is on how public services, such as instruction and education, programming, research consulting, and circulation evolve and impact users. The strength of the column is its broad, international focus and contributors are encouraged to explore issues and recent advances in public services relevant to their geographical region, as well as the larger, global audience. Interested authors are invited to submit proposals and articles to the column editor at   相似文献   
43.
This paper is the first of two Learned Publishing articles in which we report the results of a series of interviews with senior publishers and editors exploring open access megajournals (OAMJs). Megajournals (of which PLoS One is the best known example) represent a relatively new approach to scholarly communication and can be characterized as large, broad‐scope, open access journals that take an innovative approach to peer review, basing acceptance decisions solely on the technical or scientific soundness of the article. This model is often said to support the broader goals of the open science movement. Based on in‐depth interviews with 31 publishers and editors representing 16 different organizations (10 of which publish a megajournal), this paper reports how the term ‘megajournal’ is understood and publishers’ rationale and motivations for launching (or not launching) an OAMJ. We find that while there is general agreement on the common characteristics of megajournals, there is not yet a consensus on their relative importance. We also find seven motivating factors that were said to drive the launch of an OAMJ and link each of these factors to potential societal and business benefits. These results suggest that the often polarized debate surrounding OAMJs is a consequence of the extent to which observers perceive publishers to be motivated by these societal or business benefits.  相似文献   
44.
近来,各种公众媒体的版面充斥着对世界各地著名遗产旅游景点更新改造的报道。文化遗产旅游目的地管理者也承认良好的外部环境在提升旅游者总体满意程度方面发挥着重要作用。阐明了遗产吸引物的自然环境在决定旅游者对景点的态度和未来再次购买意向方面有重要作用.同时影响着他们对亲朋好友的传播意愿。研究表明环境因素在面对顾客塑造永久性的独特品牌形象时可被作为一种差异化工具,并以此创造一种竞争优势。  相似文献   
45.
46.
This study examined the associations between classmates’ reading-related gender stereotypes and students’ reading self-efficacy, self-concept, motivation, and achievement. Our sample consisted of 1,508 fifth-grade students (49% girls; age: 10.89 years); data were collected at two time points. Multilevel analyses yielded two main results: First, there was a relation between students’ individual reading-related gender stereotypes and their reading self-concept, self-efficacy, and motivation with boys experiencing negative and girls experiencing positive effects. Second, a contextual effect was found: after controlling for students’ individual reading-related gender stereotypes, classmates’ gender stereotypes were negatively related to all of the boys’ reading outcomes. The results provide evidence for the assumption that classmates are important communicators of gender stereotypes and that they reinforce conforming behaviors.  相似文献   
47.
This paper describes the use of an activity theory (AT) framework to analyze the ways that distance part time learners and mobile workers adapted and appropriated mobile devices for their activities and in turn how their use of these new tools changed the ways that they carried out their learning or their work. It is argued that there are two key strengths in using an activity theory framework in this context. The first strength is the emphasis activity theory places on tools, including computer artefacts, as mediators of activity. This emphasis focuses attention on the activity itself rather than, for example, simply the interaction between the human and the computer. The focus is on the learner or user’s objectives and activities and the computer is the tool through which the user achieves her objectives. The second strength was referred to briefly above. The AT perspective also enabled analysis of an interactive dynamic process of users or learners and their tools—in this case personal digital assistants (PDAs). It revealed a two way process in which the user adapts the tools they use according to their everyday practice and preferences in order to carry out their activities; and how, in turn, the tools themselves also modify the activities that the user is engaged in. Three case studies illustrate these processes. The first case study is of distance learners’ use of e‐books on PDAs, to supplement their access to other static media such as books and computers. The second case study investigated how mobile workers in the energy industry used mobile devices to access information when away from the office. The third and final case study investigated the use of mobile devices in an art gallery. The paper concludes with a discussion of the information access needs that are apparent in each of these learning contexts, and highlights the pertinent issues in the use of mobile technologies to support lifelong learners’ information needs.  相似文献   
48.
49.
The purpose of this article is to provide a historical perspective on the contributions of learning and instruction to instructional theory and to discuss some of the major obstacles currently inhibiting the growth of “Instructional Theory.” Some suggestions for future development of this discipline are provided. In clarifying the impediments to instructional theories' development, heavy reliance is placed upon the process of theory construction as perceived by philosophers of the natural and social sciences. Some comments are made regarding the appropriate use of instructional theory in developing nations.  相似文献   
50.
One important socio-cultural medium through which young children’s moral understanding is cultivated is parent/child discourse. Of particular interest to us was young children’s use of basic (‘thin’) evaluative concepts (good, bad, right and wrong), which are ubiquitous in everyday discourse and serve as a potential bridge from the non-moral to the moral domain. We investigated 14 2–5-year-old children’s (and their parents’) use of thin evaluative concepts and found that while they frequently used good and bad to morally evaluate other people’s and their own psychological/dispositional states and behaviors—as well as, less frequently, to highlight relevant standards, expectations and rules—they did not use right and wrong. In contrast, a sample of US written and spoken public conversation revealed that adults did. Reasons for this are discussed, along with the frequency of different types of moral evaluations, differences between children and their parents, and age-related trends.  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号