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391.
Discourses of entrepreneurship and research on women entrepreneurs have proliferated in the last two decades. This study argues that a particular conception of an entrepreneurial self underlies much literature on women entrepreneurs and their empowerment, and identifies several key assumptions of this entrepreneurial self. The study then assesses the motivations and experiences of several white women entrepreneurs in a northwestern state in the United States, finding that aspects of the entrepreneurial self are most evident in the reasons that women provide about why they became entrepreneurs. However, the experiences the women narrate reveal a more constraints-centered discourse, which features a particular interpretation of the frontier myth of the American West, and bears traces of an emergent, collective notion of empowerment. The authors explain such empowerment from critical and feminist perspectives, offering the concept of bounded empowerment as a lens through which to examine entrepreneurship and gender, and discussing its practical implications.  相似文献   
392.
Three worlds of ID are distinguished. The Worldof Knowledge stresses the analysis of learningoutcomes in knowledge structures and theselection of instructional strategies forparticular outcomes; the World of Learningfocuses on particular learning processes andthe synthesis of strategies that support thoseprocesses; the World of Work focuses onreal-life task performance and strategies thatsupport learners while they work on authenticproblems. Contributions to this Special Issueare discussed within the three-world framework.Implications for future research are discussed,stressing the promise of mental models as atheoretical construct that may help to buildbridges between the three worlds.  相似文献   
393.
This paper reports on research into the use of ICT within a one‐year initial teacher education (ITE) course in the UK, specialising in physical education (PE). The study examined how the course, which operates in both university and school‐based settings, endeavoured to support trainees' use of ICT in PE and then to identify areas where the programme could be improved in this respect. It also noted any specific training or resourcing needs which may be required to implement the recommended improvements. The findings showed the high level of enthusiasm of the trainees, university tutors and school‐based PE teachers for making more use of ICT in teaching and learning PE, and their willingness to make changes in their practice to accommodate this. It also revealed a severe shortage of subject‐specific professional development, and a widespread lack of understanding of needs, which was felt to have contributed to the lack of relevant ICT resources to which most school PE departments had access.

Cet article résume l'étude sur l'utilisation de l'informatique en Angleterre durant la première année de formation à l'enseignement de l'éducation physique (EPS). Cette étude examine comment le cours basé à la fois à l'université et à l'école, encourage les étudiants en formation à utiliser l'informatique en EPS et à identifier éventuellement les différents points d'amélioration à apporter à ce programme. Il est également rapporté la liste de toutes les formations où les ressources qui pourraient éventuellement être nécessaires à l'application de ces points d'amélioration. Les résultats montrent le haut niveau d'enthousiasme des étudiants en formation, des tuteurs de l'université et des professeurs d'EPS dans les écoles pour une extension de l'utilisation de l'informatique durant l'enseignement et l'apprentissage en EPS, ainsi que leur volonté d'apporter les changements nécessaires pour accommoder le programme dans la pratique de leur cours. Il est également révélé un sévère manque de sujets spécifiques au développement professionnel et une large incompréhension des besoins requis, qui ont ralenti le développement des ressources pour l'informatique, ressources auxquelles la plupart des département de EPS des écoles avaient accès.

Dieses Paper berichtet über die Forschung im Gebrauch von Informatik im Rahmen einer Einjahr‐Lehrerausbildung im Sportunterricht in Grossbritannien. Die Studie untersuchte, wie die Ausbildung, die sowohl auf der Universität als auch in der Schule stattfindet, versuchte, Auszubildende im Gebrauch von Informatik zu unterstützen. Infolgedessen identifizierte sie Gebiete, in denen das Programm in dieser Hinsicht verbessert werden könnte. Auch merkte die Studie spezifische Ausbildungs‐ bzw. Resourcingsbedürfnisse, die erforderlich sein könnten, um die empfohlenen Verbesserungen zu fördern. Die Ergebnisse zeigten unter Auszubildenden, Universitätstutoren und Sportlehrern eine hohe Begeisterung, eine erhöhte Verwendung von Informatik im Sportunterricht und Änderungen in der eigenen Praxis einzuführen. Die Studie zeigte auch einen schweren Mangel an fachbezogener Berufsausbildung und ein weitverbreitetes, mangelhaftes Verständnis für die entsprechenden Bedürfnisse, was zum Mangel an Informatikressourcen, zu denen die meisten Sportfachbereichen Zugang hatten, beigetragen habe.

Este papel informa de la investigación del uso de la informática dentro de un curso de la formación inicial de profesores que se especializa en la educación física en Gran Bretaña que duro un año. La investigación estudió como el curso, que tiene lugar en las universidades y en los colegios, tuvo la intención de apoyar los aprendices a usar la informática dentro de la educación física y de identificar aspectos donde se podría mejorar la programa. También, la investigación notó la formación específica y los recursos que podrían ser necesarios para realizar las reformas recomendadas. Los resultados mostraron el entusiasmo alto de los aprendices, de los profesores de las universidades y de los profesores de la educación física en los colegios por el uso de la informática en la enseñanza y el aprendizaje de la educación física y por su deseo de cambiar su práctica. También, la investigación mostró una falta severa de la formación profesional y de la comprensión de necesidades que han contribuido a una falta de recursos apropiados para la mayoría de departamentos escolares de la educación física.  相似文献   

394.
Interprofessional attitudes existing between healthcare disciplines can negatively impact communication and collaboration in the clinical setting. While human anatomy is a topic central to healthcare trainees, the potential of the anatomy laboratory to minimize negative interprofessional attitudes has yet to be characterized. This study aimed to assess the effects of an anatomy interprofessional near-peer learning activity (AIP-NPLA) on medical and nursing students' interprofessional attitudes at McGill University. The authors employed a convergent parallel mixed methods study to explore participants' AIP-NPLA experiences. The Attitudes to Health Professionals Questionnaire (AHPQ) was used pre- and post-AIP-NPLA to assess participants' attitudes toward their own and their counterpart profession. In addition, a focus group was held immediately following the AIP-NPLA to explore participants' experiences and interprofessional perceptions. Quantitative results using a principal components analysis demonstrated significant changes in nursing students' responses between pre- and post-AIP-NPLA scoring, rating the medical profession as being more caring overall. Medical students' responses pre- and post-AIP-NPLA demonstrated no significant differences. Qualitative results also suggested a breakdown of negative attitudes, an increased understanding of inter- and intra-professional roles, and the importance of interprofessional collaboration and mutual learning for their careers. These findings revealed that attitudes among healthcare trainees may be positively restructured in the anatomy laboratory, allowing for collaborative care to predominate in current and future clinical practices.  相似文献   
395.
Instructional Science - This paper describes how an interdisciplinary design team used the Four-Component Instructional Design (4C/ID) model and its accompanying Ten Steps design approach to...  相似文献   
396.
Forty‐four Head Start classrooms were randomly assigned to enriched intervention (Head Start REDI—Research‐based, Developmentally Informed) or “usual practice” conditions. The intervention involved brief lessons, “hands‐on” extension activities, and specific teaching strategies linked empirically with the promotion of: (a) social‐emotional competencies and (b) language development and emergent literacy skills. Take‐home materials were provided to parents to enhance skill development at home. Multimethod assessments of three hundred and fifty‐six 4‐year‐old children tracked their progress over the course of the 1‐year program. Results revealed significant differences favoring children in the enriched intervention classrooms on measures of vocabulary, emergent literacy, emotional understanding, social problem solving, social behavior, and learning engagement. Implications are discussed for developmental models of school readiness and for early educational programs and policies.  相似文献   
397.
The aim of this study was to examine the respective aptitudes of three rotation sequences (YtXfYh′′, ZtXfYh′′, and XtZfYh′′) to effectively describe the orientation of the humerus relative to the thorax during a movement involving a large horizontal abduction/adduction component: the tennis forehand drive. An optoelectronic system was used to record the movements of eight elite male players, each performing ten forehand drives. The occurrences of gimbal lock, phase angle discontinuity and incoherency in the time course of the three angles defining humerothoracic rotation were examined for each rotation sequence. Our results demonstrated that no single sequence effectively describes humerothoracic motion without discontinuities throughout the forehand motion. The humerothoracic joint angles can nevertheless be described without singularities when considering the backswing/forward-swing and the follow-through phases separately. Our findings stress that the sequence choice may have implications for the report and interpretation of 3D joint kinematics during large shoulder range of motion. Consequently, the use of Euler/Cardan angles to represent 3D orientation of the humerothoracic joint in sport tasks requires the evaluation of the rotation sequence regarding singularity occurrence before analysing the kinematic data, especially when the task involves a large shoulder range of motion in the horizontal plane.  相似文献   
398.
We were interested in exploring the extent to which advanced mathematics lecturers provide students with opportunities to play a role in considering or generating course content. To do this, we examined the questioning practices of 11 lecturers who taught advanced mathematics courses at the university level. Because we are unaware of other studies examining advanced mathematics lecturers’ questioning, we first analyzed the data using an open coding scheme to categorize the types of content lecturers solicited and the opportunities they provided students to participate in generating course content. In a second round of analysis, we examined the extent to which lecturers provide students with opportunities to generate mathematical contributions and to engage in reasoning that researchers have identified as important in advanced mathematics. Our findings highlight that, although lecturers asked many questions, lecturers did not provide substantial opportunities for students to participate in generating mathematical content and reasoning. Additionally, we provide several examples of lecturers providing students with some opportunities to generate important contributions. We conclude by providing implications and areas for future research.  相似文献   
399.
We analysed work-related musculoskeletal injuries (WMSI) in two modern dance companies to determine whether injury rates decreased and patterns altered compared to previous 3-yr and 6-yr audits (0.48 and 0.25/1000-hrs exposure respectively). In this prospectively designed 15-yr cohort study, data were collected in 30-dancer Company-1 and 12-dancer Company-2. In-house physical therapists tracked WMSI and time-loss-injuries for 159 dancers (42 dancers/yr). 15-yrs were grouped into five 3-yr blocks for comparison with prior audits. Negative binomial logistic regression analyses were conducted with exposure-hrs converted to the natural log and used as the offset variable. Block and company were categorical predictors for dependent variables: WMSI, time-loss-injuries, trauma-injuries and overuse-injuries (p < 0.05). 69% of dancers reported WMSI; 45% sustained at least one time-loss-injury. Company-1, with greater annual exposure, was 1.6-times more likely to sustain time-loss-injuries (p = 0.016, CI = 1.095–2.422) and 5.6-times more likely to sustain time-loss overuse-injuries (p = 0.003, CI = 1.812–17.327). Compared to Block-1, WMSI and time-loss-injuries decreased in Blocks-2, 3, and 5 (p ≤ 0.027). The ratio of time-loss overuse to trauma-injuries was reversed, with trauma-injuries accounting for over 80% of injuries by Block 5. Time-loss-injuries averaged 0.16 injuries/1000-hrs, lower than rates in ballet and sports. Decreased injury rates and changed injury patterns demonstrate efficacious injury management and prevention programming.  相似文献   
400.
Kinetics and full body kinematics were measured in ten elite goalkeepers diving to save high and low balls at both sides of the goal, aiming to investigate their starting position, linear and angular momentum, and legs' contribution to end-performance. Our results showed that goalkeepers adopted a starting position with a stance width of 33 ± 1% of leg length, knee flexion angle of 62 ± 18° and hip flexion angle of 63 ± 18°. The contralateral leg contributed more than the ipsilateral leg to COM velocity (p < 0.01), both for the horizontal (2.7 ± 0.1 m·s?1 versus 1.2 ± 0.1 m·s?1) and for the vertical component (3.1 ± 0.3 m·s?1 versus 0.4 ± 0.2 m·s?1). Peak horizontal and peak angular momenta were significantly larger (p < 0.01) for low dives than for high dives with a mean difference of 55 kg·m·s?1 and 9 kg·m2·s?1, respectively. In addition, peak vertical momentum was significantly larger (p < 0.01) for high dives with a mean difference between dive heights of 113 kg·m·s?1. Coaches need to highlight horizontal lateral skills and exercises (e.g. sideward push-off, sideward jumps), with emphasis on pushing-off with the contralateral leg, when training and assessing goalkeeper’s physical performance.  相似文献   
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