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   14332篇
  免费   223篇
  国内免费   22篇
教育   10008篇
科学研究   1571篇
各国文化   172篇
体育   1223篇
综合类   6篇
文化理论   102篇
信息传播   1495篇
  2021年   142篇
  2020年   205篇
  2019年   293篇
  2018年   404篇
  2017年   390篇
  2016年   394篇
  2015年   260篇
  2014年   339篇
  2013年   2513篇
  2012年   323篇
  2011年   341篇
  2010年   294篇
  2009年   244篇
  2008年   293篇
  2007年   263篇
  2006年   249篇
  2005年   238篇
  2004年   253篇
  2003年   232篇
  2002年   191篇
  2001年   456篇
  2000年   312篇
  1999年   275篇
  1998年   129篇
  1997年   166篇
  1996年   139篇
  1995年   135篇
  1994年   147篇
  1993年   114篇
  1992年   184篇
  1991年   198篇
  1990年   201篇
  1989年   207篇
  1988年   171篇
  1987年   163篇
  1986年   177篇
  1985年   211篇
  1984年   162篇
  1983年   155篇
  1982年   134篇
  1981年   126篇
  1980年   119篇
  1979年   170篇
  1978年   140篇
  1977年   123篇
  1976年   98篇
  1975年   122篇
  1974年   104篇
  1973年   111篇
  1971年   101篇
排序方式: 共有10000条查询结果,搜索用时 15 毫秒
991.
Learning Environments Research - Many school change efforts aim to foster conditions for the development of students’ twenty-first century skills in an equitable and comprehensive way, but...  相似文献   
992.
Objective:The primary objective of this study was to determine how community college health sciences librarians perceive their proficiencies in the essential skills, knowledge, and abilities necessary for the practice of a health information professional as defined by the Medical Library Association (MLA) Competencies for Lifelong Learning and Professional Success. A secondary objective was to determine their current level of engagement with the professional community and identify barriers to further professional development.Methods:A survey was posted to various email discussion lists, and volunteer follow-up interviews were conducted.Results:The survey was completed by seventy-five community college health sciences librarians, and seven follow-up interviews were performed. Survey results indicated that community college health sciences librarians perceived themselves as having intermediate or advanced intermediate proficiency in the six MLA competencies. Survey and interview results indicated that community college health sciences librarians were engaged with the profession and faced the same barriers to continued professional development and continued education as other academic librarians.Conclusion:The results affirm that community college librarians who are responsible for collections and services in the health sciences meet the MLA competencies, which fills a gap in the literature regarding how these librarians develop professional competencies and are involved in professional associations. The results suggest that community college librarians can improve their skill levels by continuing their education and following trends in the literature.  相似文献   
993.
评估大学教学发展中心的工作效果有助于高等教育质量的改善。本文首先对教师发展工作的相关研究做了文献述评,随后介绍了密歇根大学学习与教学研究中心开发的项目综合评估模型,并结合具体的项目与服务案例展示了该中心如何记录并评估教师的教学发展工作以及如何借助这些评估结果来改善自身实践。文章最后为中国大学教学中心的建设提供了一些建议。  相似文献   
994.
What to Teach?     
In this column, the editor of The Journal of Perinatal Education discusses why Lamaze International conducts a comprehensive job analysis of what childbirth educators are teaching and their beliefs of what is important for pregnant women and their partners to learn. The editor also describes the contents of this issue, which offer a broad range of resources, research, and inspiration for childbirth educators in their efforts to promote, support, and protect natural, safe, and healthy birth.  相似文献   
995.
996.
Many very young children attend early care and education programs, but current information about the quality of center-based care for toddlers is scarce. Using 2 observation instruments, the Infant/Toddler Environment Rating Scale–Revised (ITERS-R) and the Classroom Assessment Scoring System, Toddler Version (CLASS-Toddler), 93 child care classrooms for toddlers across the state of North Carolina, representing a range of quality, were assessed to determine overall quality, and associations between observed quality and teachers' ratings of child behavior problems and competence outcomes using the Brief Infant Toddler Social Emotional Assessment. Research Findings: Findings indicated that overall, toddler classrooms were rated as being of moderate quality. Associations between observed quality and teacher-reported child behavior problems and competence outcomes indicated that CLASS-Toddler ratings were positively associated with fewer behavior problems; specifically, children in classrooms with higher levels on the CLASS-Toddler domains of Emotional and Behavioral Support as well as Engaged Support for Learning were reported to have fewer behavior problems. Similarly, the ITERS-R subscales of Interaction and Listening and Talking were positively related to fewer reported behavior problems. Regression models showed that the CLASS-Toddler Emotional and Behavioral Support domain predicted differences in child behavior problems. Practice or Policy: Findings suggest the need for additional research related to very young children's experiences in center-based child care to examine associations between quality and child experiences and outcomes. Children's experiences over time need to be examined to understand how these early child care experiences are related to children's later school adjustment and performance. On a related note, professional development for teachers in toddler classrooms needs to be addressed in terms of preparing effective teachers for young children during the toddler developmental period.  相似文献   
997.
Instructional theory is intended to guide instructional designers in selecting the best instructional methods for a given situation. There have been numerous qualitative investigations into how instructional designers make decisions and the alignment of those decisions with theoretical influences. The purpose of this research is to more quantitatively explore the question of how instructional designers actually use instructional planning theory to judge the usefulness of instructional methods. We asked 56 instructional designers to rate the usefulness of 31 instructional methods for six different cognitive domain content level conditions. The results show that content level has a statistically-significant influence on a designer’s judgments regarding the usefulness of an instructional method. A designer’s gender also has a statistically-significant influence on a designer’s judgments regarding methods, but a weak effect size limits this result. Overall, the results provide evidence that supports the core principles of instructional planning theory, specifically method generality. The results also provide instructional designers further guidance in selecting the most useful instructional methods for cognitive domain content levels.  相似文献   
998.
999.
This phenomenological study, based on ecological systems theory, examined the college student bereavement experience in a Christian university. Undergraduate students (N = 127) from a small Christian university provided answers to open‐ended questions about their experiences regarding college following a death loss. Results indicate that students are generally successful in adapting to bereavement and prefer an environment open to discussing death and asking difficult religious questions. Implications for counselors are provided.  相似文献   
1000.
University counseling center clients’ (N = 52) perceptions of precounseling functioning were highly correlated with their actual well‐being scores at intake. The magnitude of change based on perceptions of precounseling functioning to current well‐being was approximately double of what is found from the difference of actual precounseling well‐being to current well‐being scores. Retrospective methods for assessing precounseling functioning are best suited for comparison among clients or counseling processes.  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