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1.
20世纪60年代—80年代法国的各种会考资料,证明了其学业评判体系与学生的社会关系结构具有高度的一致性,会考是法国社会各种优势资本争夺的中心与关键,是法国社会关系结构再生产的关键机制。  相似文献   
2.
用多水平模型对清华大学2001—2006年在全国各地的招生名额分配进行分析,结果显示,六年来在各地的名额分配差异显著,部分省份的名额显著低于全国平均水平,部分省市的名额显著高于全国平均水平。建议对有关高校招生指标在各省的分配情况进行进一步分析。  相似文献   
3.
OBJECTIVE: This study seeks to: (1) assess the relationship between identified prenatal substance use and the risk of subsequent maltreatment allegations among families involved with child protective services; and (2) compare the types of safety threats encountered by children whose parents had substance-exposed infant (SEI) allegations to the types of safety threats faced by children whose parents had other types of allegations. METHOD: Survey data from a probability sample of parents were linked to state administrative data over a 33-month time frame. Cox regression models were conducted to assess the relative risk of subsequent allegations associated with parents whose child welfare case opened following an SEI allegation (the SEI group) compared to parents whose case opened following other types of allegations. RESULTS: The likelihood of subsequent allegations is greater among parents in the SEI group. However, the increased risk stems almost entirely from subsequent SEI-related allegations. Parents in the SEI group are not more likely to incur other types of allegations such as physical abuse or lack of supervision. CONCLUSIONS: An increased risk of subsequent maltreatment has been used to justify opening child protective cases on the basis of an SEI allegation alone. By looking closely at the types of subsequent allegations as well as the incidence of subsequent allegations, this research helps to clarify the maltreatment risks associated with SEI cases.  相似文献   
4.
2010-2011年期间,采用TAS?ELISA检测与电镜负染色法复检相结合,对昆明烟区14 577份苗期样品进行TMV检测与数据分析.结果表明,移栽前2-7 d,烟苗阳性检出率平均为4.13%,且烟苗的带毒率与地点、品种间关系不大,而与年度间、检测时期等关系密切.在漂浮育苗条件下,选择抗病品种是控制TMV最经济有效的措施.而对感病品种,可以通过减少剪叶次数、控制苗龄、阻断初侵染源、结合诱导抗病剂等措施,再从思想上重视、从政策上扶持,就可以实现降低烟苗带毒率、提高烟苗素质的目的.  相似文献   
5.
苦竹的人工栽培试验及宜宾苦竹发展展望   总被引:1,自引:0,他引:1  
宜宾苦竹具有极大的开发价值,通过苦竹的人工栽培试验,结果表明:适当改土、施肥、管理,对于笋芽发育数量和生长高度的增长有明显的效果,对竹笋产量的提高有明显的效果.  相似文献   
6.
Due to an increase in enrollment of African American students with disabilities in postsecondary education, there is a need to identify strategies that may lead to improved transition and self‐advocacy skills for these students. These strategies include teaching students to request academic accommodations and to have an understanding of how their disability affects their academic learning. Therefore, the purpose of this article is to provide an in‐depth explanation of a self‐advocacy strategy that was used to teach three African American male college students how to request their academic accommodations. Results indicated this strategy may be a promising intervention for African American college students with disabilities.  相似文献   
7.
随着我国经济腾飞和加入世贸组织,职业教育应将“学会生存、学会认知、学会共同生活、学会做事“作为一个主要目标,全面提高学生的综合能力和素质.本课题组根据大量调研,制定了中职与高职衔接的课程设置、课堂教学、实践教学、第二课堂的综合能力培养实施方案,从学生在校的各个环节进行个性化综合能力培养,使他们在拥有过硬职业技能的同时,更具备可持续发展的潜力.  相似文献   
8.
高级汉语口语测验将高水平学习者的口语能力,操作性地定义为在"听—说"模式和"独白"模式下的议论性语篇表达的能力。本研究针对评分员使用两种评分标准对67名外国考生完成"听后说"题型的评分进行了检验。概化理论的分析结果显示,两种评分标准的测验信度都达到了优良标准;评分标准一使用两名评分员即可使测验信度达到优良(概化系数为0.826),评分标准二则需要使用三名评分员才能使测验信度达到优良。  相似文献   
9.
以沙溪河县段主要污染无SS、DO、CPDma、BOD5、NH3-N、NO2-N、NO3-N、挥发C4H5-OH、总硬度为参评因子采用Daniel的趋势实验,分析沙溪河县段近7年各期水质的变化趋势、结果表明除总硬度外其它主要污染物均有不同趋势的下降.  相似文献   
10.
明确工民建专业高职学生的职业方向和职业能力 ,分析“五年制对口招生工民建专业教学内容和课程体系”中存在的问题 ,制定改革思路 ,进行包括理论教学环节、实践教学环节在内的新教学内容和课程体系的构建  相似文献   
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