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   1203篇
  免费   171篇
教育   349篇
科学研究   51篇
各国文化   5篇
体育   23篇
综合类   1篇
文化理论   7篇
信息传播   938篇
  2023年   7篇
  2022年   10篇
  2021年   10篇
  2020年   23篇
  2019年   21篇
  2018年   46篇
  2017年   33篇
  2016年   84篇
  2015年   81篇
  2014年   29篇
  2013年   82篇
  2012年   20篇
  2011年   26篇
  2010年   8篇
  2009年   5篇
  2008年   10篇
  2007年   80篇
  2006年   40篇
  2005年   9篇
  2004年   60篇
  2003年   4篇
  2002年   3篇
  2001年   71篇
  1999年   43篇
  1998年   83篇
  1997年   64篇
  1996年   72篇
  1995年   52篇
  1994年   81篇
  1993年   86篇
  1992年   46篇
  1991年   5篇
  1990年   32篇
  1988年   4篇
  1987年   4篇
  1986年   4篇
  1985年   2篇
  1984年   2篇
  1981年   2篇
  1979年   2篇
  1978年   3篇
  1977年   2篇
  1976年   2篇
  1974年   2篇
  1971年   2篇
  1970年   7篇
  1965年   1篇
  1963年   2篇
  1961年   2篇
  1959年   1篇
排序方式: 共有1374条查询结果,搜索用时 107 毫秒
1.
This study aimed to (1) evaluate the effect of hand shaking during recovery phases of intermittent testing on the time–force characteristics of performance and muscle oxygenation, and (2) assess inter-individual variability in the time to achieve the target force during intermittent testing in rock climbers. Twenty-two participants undertook three finger flexor endurance tests at 60% of their maximal voluntary contraction until failure. Performances of a sustained contraction and two intermittent contractions, each with different recovery strategies, were analysed by time–force parameters and near-infrared spectroscopy. Recovery with shaking of the forearm beside the body led to a significantly greater intermittent test time (↑ 22%, P?P?P?相似文献   
2.
The quality of educational processes with children of preschool age and long-term educational outcomes are largely related to the work quality of teachers. Lifelong learning and professional development, as predictors of quality, need to be regarded as an ongoing task for kindergarten teachers. Findings of an empirical study of Croatian kindergarten teachers’ views (N = 388) on professional development point to a link between teachers’ intrinsic motivation and their professional development. Motivation explains 46.87% of the variance Personal commitment to professional development. A slight positive correlation was found between the level of formal education and the frequency of professional development (r = .216, p < .01). Although the level of education of kindergarten teachers is not a good independent predictor, it affects readiness to self-fund professional development (p < .01). As for the significance of conferences as a form of professional development, participants of the study identified them as an effective opportunity (M = 4.68, SD = .52), promoting both quality practices (M = 4.69, SD = .54) and exchange of experiences (M = 4.68, SD = .56). The length of participants’ professional work experience affects their assessment of the significance of practitioners’ networking as a way of improving the quality of everyday practices (F = 1.43, p < .05).  相似文献   
3.
4.
This study explored what kind of mathematics is needed in cabinetmakers’ everyday work and how problem solving is intertwined in it. The informants of the study were four Finnish cabinetmakers and the data consisted of workshop observations, interviews, photos, pictures and sketches made by the participants during the interviews. The data was analysed using different qualitative techniques. Even though the participants identified many areas of mathematics that could be used in their daily work, they used mathematics only if they were able to. The cabinetmakers’ different mathematical skills and knowledge were utilized to their skill limit. Cabinetmakers were found to constantly face problem solving situations along with the creative processes. Being able to use more advanced mathematics helped them to solve those problems more efficiently, without wasting time and materials. Based on the findings, the paper discusses the similarities and differences between problem solving and creative processes. It is suggested that the combination of craftsmanship, creativity, and efficient problem solving skills together with more than basic mathematical knowledge will help cabinetmakers in adapting and surviving in future unstable labour markets.  相似文献   
5.
Purpose: This study attempts to close the research gap created by the fact that existing studies neglect the problem of how effectively agricultural professors from different European countries communicate. The aim is to identify similarities and differences in the numbers of agricultural professors perceived by students as engaging in verbal and nonverbal immediacy communication.

Methodology: An online survey was conducted among students of agricultural universities from Austria, Slovenia and Albania.

Findings: The results show that professors of agriculture from Austria, Slovenia and Albania should generally not be satisfied with their own communication patterns and should thus try to improve their communication. The result also reveals cultural differences in the shares of agriculture professors employing different communication patterns in Austria, Slovenia and Albania. Compared to Austrian and Slovenian students, their Albanian peers perceive that most of their professors use nonverbal immediacy communication. According to Austrian students, the majority of their professors use verbal immediacy. On the contrary, Albanian students assessed that some of their professors employ verbal immediacy.

Practical Implications: The results show the professors of agriculture should improve the way they communicate to students. In particular, the Albanian professors should improve their verbal communication especially in terms of providing timely and quality feedback to students.

Theoretical implications: The study reveals differences in immediacy communication among countries (Austria, Slovenia and Albania) which the scientific literature considers to have a high-context culture.

Originality/Value: Given that no study has yet examined how students perceive professors’ communication in different European countries, this research helps understand the characteristics of agricultural professors’ communication.  相似文献   

6.
The differences, so far as Yugoslav legislation is concerned, between “equivalence” and “recognition” are mads clear, and the Yugoslav instances authorized to make decisions on questions of equivalence and recognition are stated and their procedures, briefly described. The 7 multilateral conventions and the 13 bilateral agreements on equivalence and recognition matters are listed. More is said about the various Yugoslav instances empowered to make decisions and to give Information on questions of equivalence and recognition.  相似文献   
7.
Brain drain has been a long‐lasting phenomenon. It existed in the former Yugoslavia, and was affected by various factors, from political through economic ones to the attractive offers for advanced studies and work in scientific institutions or firms in developed countries. Some ad‐hoc analyses were made concerning individual groups or periods, but there was no systematic monitoring and no complete and all‐inclusive data. It is however possible to draw a picture showing trends in the – mostly one‐way – movement towards highly developed countries.

Therefore, the current study has a mosaic character, which – we hope – shall throw some light and try to explain brain drain in the academic circles of Serbia and Montenegro (former SFRY). As the Republic of Serbia represents the largest component part (about 90 percent), most of the data is about Serbia.  相似文献   

8.
There is evidence that national scientific journals are important for local communities despite their limited audience due to national languages and topics, like in pedagogy. However, it is not easy to assess the level of scientific rigour of local journals, as most do not have available scientometric data and are often published in minority languages. We hypothesize that a possible manifestation of a latent trait of inner authenticity of the scientific journal (meaning the journal is accepted by a community interested in developing the field which conducts internationally accepted research) could be H-index of the editorial board members. To test this approach, we evaluated H-index and gender of editorial board members (n = 490) from 17 Czech and Slovak national science-oriented scientific pedagogical journals which were not indexed or indexed in Erih+ or Scopus, and compared this with the five lowest-rated journals from the same field indexed in the Web of Science (WoS) database. The H-index of editorial board members was somewhat higher in indexed journals with those from WoS showing higher scores, and the number of board members with no discernable H-index was far greater in non-indexed journals. Editorial boards of journals indexed in WoS were mostly male, compared to a dominance of women on boards of non-indexed journals. Acknowledging the limited sample, it appears that the H-index of editorial board members may be a way to value national scientific journals.  相似文献   
9.
Well-developed programming (technical) skills are very important for software engineers, information systems engineers and programmers in general. However, they must also possess relevant personal skills (soft skills) to be successful at the workplace (eg, collaboration, solving real-world problems and communication). The latter, however, are rarely assessed and acknowledged in regular software engineering courses. This paper describes the results of a small case study involving an extracurricular Java programming course in which, in addition to knowledge and skills in relevant technologies, students' soft skills were also assessed. As part of the assessment, students have been awarded Open Badges. The study was exploratory in nature, aimed at examining Open Badges as a motivational mechanism, students' engagement in attaining soft skills and students' perception of soft skills and Open Badges. The results suggest that Open Badges may not be so effective in motivating students to complete the assignments nor attend the course, although students' perception of Open Badges is generally positive. Soft skills were generally perceived as important as hard skills. Students' engagement in attaining soft skills could be affected by assignment announcement time and its level of difficulty.  相似文献   
10.
数据同步技术随着企业对各个信息系统之间数据共享的重视而变得越来越重要,数据同步的方法有很多,本文主要介绍基于ETL技术和基于全表扫描及哈希对比两种数据同步方法。基于ETL技术的数据同步是基于中间逻辑表完成数据转换,再通过主键和时间戳的对比而完成数据同步过程。本文以Kettle工具为例进行分析;基于全表扫描及哈希对比的数据同步是基于视图完成数据转换,再通过hash算法扫描对比而完成数据同步过程。  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