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71.
民族语言是民族的灵魂,是最具民族特征的非物质文化。土家语是接近濒危的一个语种,无论是它的地理环境还是它人文环境,对它长期生存都十分不利。为此,有必要对土家语采取一些有效的保护措施,给它营造一种宽松的生存环境,让它长期生存下去。  相似文献   
72.
Sociology has neglected the terrain of the gay Muslim single as a sociological phenomenon. Produced and managed via meaningful social conduct, the gay Muslim single often holds negative symbolic and cultural worth, one of lacking identification and presence. The stigma of the gay Muslim single is actively reproduced through social and power relations. I examine multiple stigmas and dichotomies by using autoethnography to illustrate the human lived experience of a gay Muslim single, who is silenced, invisibilized, and embodies a social life of “emptiness.” The gay Muslim single, bringing about a “moral panic,” confronts temporal regulations, norms, and values, notably those of heterosexual ones in everyday social life. He is cast as an “outsider,” which reinforces his stigma in everyday social life.  相似文献   
73.
This paper illustrates the use of quasi-likelihood methods of inference for hidden Markov random fields. These are simple to use and can be employed under circumstances where only the model form and its covariance structure are specified. In particular they can be used to derive the same estimating equations as the E-M algorithm or change of measure methods, which make full distributional assumptions.  相似文献   
74.
Fathers' absence is a pattern that shows intergenerational continuity, most notably within disadvantaged populations. The process whereby this pattern is repeated across generations is not well understood. Using data from the Concordia Longitudinal Risk Project, the authors investigated pathways between fathers' absence in 1 generation and the experience of fathers' absence by their children. The current sample included 386 socioeconomically at‐risk individuals across 2 waves of data collection: (a) when they were children and (b) when they were adults with their own children. Analyses based on structural equation modeling revealed that men whose fathers were absent when they were children were more likely to become absent fathers, and women whose fathers were absent when they were children were more likely to have children with absent partners. Indirect pathways between fathers' absence in 2 generations through aggression, education, and substance abuse were illustrated for women. These findings add to the literature suggesting that fathers' absence during childhood has intergenerational effects.  相似文献   
75.
Employer initiatives that address the spillover of work strain onto family life include flexible work schedules. This study explored the mediating role of negative work–family spillover in the relationship between schedule flexibility and employee stress and the moderating roles of gender, family workload, and single‐parent status. Data were drawn from the 2008 National Study of the Changing Workforce, a nationally representative sample of working adults (N = 2,769). The results indicated that schedule flexibility was associated with less employee stress and that these associations were mediated by perceptions of negative work–family spillover. This study found the moderating relationships of gender, family workload, and single parenting in the relationships between schedule flexibility and negative work–family spillover and stress. Schedule flexibility had stronger relationships in reducing negative work–family spillover and stress among women, single parents, and employees with heavier family workloads. The findings provide empirical support for intervention efforts involving schedule flexibility to reduce workplace stress among employees with family responsibilities.  相似文献   
76.
随着经济和商业社会的发展,城市开发建设不同程度地蚕食历史建筑,破坏历史街区的整体风貌。历史建筑是人类发展痕迹的见证,一定程度上反映着地域文化。保护历史建筑也是保护地域文化。粤港政府在历史建筑保护工作方面积累了不少经验,通过分析粤港两地历史建筑保护措施,提出对城市历史建筑保护与利用的对策建议。  相似文献   
77.
物理学概念基础的变革往往是人类思维方式变革的前兆,量子概念就是架起从经典物理学通往量子力学的概念之一,也是科学哲学实在论和反实在论两大阵营对峙的概念基点。本文追溯了量子概念出现的历史画面,指出时量子概念引发的两种关于量子与实在之间关系的理解,并从语境方法论的教义对量子概念赋予其实在性。  相似文献   
78.
略谈新形势下高校青年志愿者服务工作   总被引:2,自引:0,他引:2  
本文分析当前大学生青年志愿服务工作面临的机遇和挑战,并提出建设高校青年志愿服务工作的应对措施。  相似文献   
79.
“如何”在现代汉语中的使用率稍低一些。不过,它功能较多,能构成各种不同结构的句式。如“如何+VP/AP”、“NP+如何”、“无论/不管+如何”、“V得+如何”、“如何如何+AP/VP”、“NP+如何如何”、“VP+如何如何”、“如何如何+NP”等。论文从单用、叠用、连用角度归纳了“如何”的主要用法,并具体解释了它在不同语境下的具体意义。  相似文献   
80.
Abstract.  One of the main research areas in Bayesian Nonparametrics is the proposal and study of priors which generalize the Dirichlet process. In this paper, we provide a comprehensive Bayesian non-parametric analysis of random probabilities which are obtained by normalizing random measures with independent increments (NRMI). Special cases of these priors have already shown to be useful for statistical applications such as mixture models and species sampling problems. However, in order to fully exploit these priors, the derivation of the posterior distribution of NRMIs is crucial: here we achieve this goal and, indeed, provide explicit and tractable expressions suitable for practical implementation. The posterior distribution of an NRMI turns out to be a mixture with respect to the distribution of a specific latent variable. The analysis is completed by the derivation of the corresponding predictive distributions and by a thorough investigation of the marginal structure. These results allow to derive a generalized Blackwell–MacQueen sampling scheme, which is then adapted to cover also mixture models driven by general NRMIs.  相似文献   
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