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251.
The application of information and communication technology (ICT) in education has been gaining attention worldwide. Educators and school administrators are interested in the myriad possibilities offered by new technologies to enrich teaching materials and to provide ubiquitous learning environments to enhance students’ learning. This case study examined the implementation of a school-based e-learning initiative in a primary school in Hong Kong by focusing on the development and management of forms of school human capital. The findings drew from interviews with 25 staff members in the case school and elucidated how school reform and transformation were effected through the development and management of intellectual, social, and organisational capitals. The interplay between these three forms of school human capitals highlighted the significance of shared vision, differentiated leadership as well as a culture of learning community in advancing towards ICT integration. Suggestions are made for establishing practices of distributed leadership and professional learning communities in the case school and other settings undertaking ICT integration.  相似文献   
252.
Trust is a vital component of mentoring, particularly when protégés are people of color who have experienced racism and discrimination. My findings are part of a larger study that culminated in the formulation of a theory of multicultural mentoring. Trust was found to be foundational for successful multicultural mentoring relationships. In my study of how mentors establish trust with graduate protégés of color, the following mentor practices were found to promote trust: listening, maintaining excellent communication, having a holistic understanding of the protégé, self-disclosing, using humor, being willing to discuss race and culture, acknowledging mistakes, and behaving with integrity. The mentors not only worked to establish interpersonal trust, they also attended to institutional and sociocultural trust concerns that impacted their protégés. Considerable time, skill, commitment, and effort are required for mentors to establish trust with protégés of color. Recommendations for the provision of mentor support are provided.  相似文献   
253.
A study using both quantitative and qualitative methods was conducted in the final year of a Bachelor of Education programme to examine the student-teachers' epistemological beliefs and conceptions of teaching. The results show that most of the student-teachers (i) strongly believed that learning effort was more important than innate ability, (ii) strongly believed that knowledge changes, and (iii) were inclined to question the authority of knowledge. Although student-teachers who had sophisticated or mixed epistemological beliefs tended to believe in constructivist or mixed conceptions of teaching as predicted, inconsistent cases were identified. Implications for teacher education programmes are discussed.  相似文献   
254.
黄芩甙的极谱研究   总被引:1,自引:0,他引:1  
用单扫示波极谱法研究了黄芩甙的电化学特性.在0.05mol/L柠檬酸钠+0.2mol/LHCl底液中,黄芩甙于-1.16V(P1)和-1.34V(P2)(vs.SCE)处产生两个二阶导数峰,前者为黄芩甙分子的还原波,后者为其一价阴离子的还原波,均为羰基的双电子还原波.利用峰P1可测定黄芩甙,线性范围为0.16~0.64mg/L和0.72~24mg/L,检测限为0.08mg/L.将该法用于中药黄芩中黄芩甙的测定时,获得满意结果  相似文献   
255.
美国水资源政策演变及启示   总被引:20,自引:1,他引:19  
贺缠生 《资源科学》1998,20(1):71-77
美国水资源管理政策自建国200多年来发生了许多变化:由早期的重开发,促进经济发展,到现阶段的以流域范围着手,重视多部门协作,追求生态环境与经济发展的协调和平衡。本文简要介绍美国水资源管理政策及途径的变化,以期对中国水资源管理有所启迪和借鉴。  相似文献   
256.
Guided by the social-ecological diathesis–stress model, this longitudinal study examined the roles of self-esteem, parental attachment, and gender on the association between peer victimization and problem behaviors among Chinese early adolescents. A total of 466 Chinese middle school students (Mage = 12.8 years) completed measures of peer victimization, self-esteem, and paternal and maternal attachment twice (T1 and T2; 6-month interval). Their guardians also completed ratings on adolescents' problem behaviors at both T1 and T2. Results indicated that self-esteem mediated the association between peer victimization and problem behaviors. Paternal attachment, but not maternal attachment, moderated the mediating effect of self-esteem. Moreover, the moderating effect of maternal attachment on the association between peer victimization and self-esteem varied depending on adolescents’ gender.  相似文献   
257.
How are religious traditions and exchanges between them constructed in textbooks used in Quebec? Through a critical discourse analysis of History and Citizenship Education, and Ethics and Religious Culture textbooks, we find that the Abrahamic monotheistic tradition is valorized, while non-Abrahamic monotheistic traditions and polytheism are either omitted or presented as largely different and exotic, with no potential connections established between the various traditions. As such, we propose a critical multicultural approach and an illustrative model that acknowledges the exchanges and mutual influences among religious traditions. Such an approach should help students from various religious and cultural backgrounds develop an understanding and a respect for diverse human civilizations and religious traditions, thus contributing to fostering inclusive multicultural classrooms.  相似文献   
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通过收集第14届世锦赛水球项目前8名的对战录像、查阅官方技术统计资料、现场技术统计以及查阅相关文献等方法,对该届世锦赛取得前8名队伍的技术与体能状态的特征进行了分析,并对2012年伦敦奥运会要取得好成绩的运动队所需要的体能储备进行了探讨。结果表明:名次越靠前的队伍其每节比赛的体能分配越平衡、体能的输出越稳定,比赛的节奏越以多动用最大强度短距离的冲刺游、跃起射门以及高水平的有氧耐力为主。此外,在还需要进一步加大无氧供能能力的储备、加强乳酸消除能力以及增加"临门一臂"诸肌肉群的爆发力,为一流的体能储备创造条件。  相似文献   
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