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11.
郑和下西洋是人类航海史上一次规模大影响广的海上交通活动,本世纪以来一直受到学术界的关注,关注的焦点大多集中在郑和下西洋引发的政治、经济、文化诸方面的影响。郑和下西洋虽然被世界各国视为中国航海史上的一次盛举,但是不论其影响多大,似乎都难以改变中国是"内陆文明国家"的观点。从泉州海外交通与郑和下西洋的关系来论述中国古代航海背景与能力,关注的不在于郑和下西洋本身,而在于说明它是在中国古代深厚的航海文化底蕴基础上得以实现的。  相似文献   
12.
ABSTRACT

This paper explores the difference in the online economic activities of people with and without disabilities in Korea. We conducted a multiple regression analysis to investigate the impact of socioeconomic characteristics, internet access, and internet skills on online economic activities. Our sample, based on a 2016 dataset that included 1554 people with disabilities and 6004 people without disabilities, was developed using quota sampling based on gender, age, and residence. We determined that individuals with disabilities were more likely to engage in online economic activities if they had higher levels of education, lived in urban areas, were employed, or had greater internet skills. Individuals without disabilities were more likely to engage in online economic activities if they were women, had higher levels of education, were employed, lived in a two-generation or more household, or had greater internet skills. For both people with and without disabilities, the level of education, employment status, and internet skills positively contribute to online economic activites. We also determined that education level, participation in economic activity, living in a two-generation or more household, and internet skills had a statistically significant influence on online economic activity for people both with and without disabilities. These results highlight the importance of education and internet training for people with disabilities, as well as social support systems that help them learn to use the internet in diverse ways through both formal and informal networks. The study also underscores the importance of information and communications technology that adequately addresses people’s needs.  相似文献   
13.
More often than not, the existing modes of contribution collection and benefit payment of social security organizations are adapted to the collective arrangements that characterize employer‐employee relationships. Extending coverage to individuals in difficult‐to‐reach groups, however, may require new modalities of service that can cope with many separate, secure transactions rather than a few bulk data transfers between organizations. Recent developments in electronic payment show its wide applicability in enabling huge volumes of such individual transactions. It is in this light that the article explores the potentials of this technology and identifies possible arrangements through which electronic payments could surmount barriers that stand in the way of covering difficult‐to‐reach groups. The high level of mobile phone penetration on a global scale augurs well for using e‐payment mechanisms to collect social security contributions and to deliver social security benefits and services. A generic model is used to describe the requisite elements to implement electronic payments in social protection programmes. Based on empirical evidence of current social protection practices from around the world, five scenarios are presented to describe possible configurations for electronic payment, from the simplest to the most sophisticated. The broader objective is to contribute in a practical manner to the international commitment to extend social protection to all, as defined by the 2030 Sustainable Development Goals.  相似文献   
14.
针对灾民数量和路网通行时间的动态性以及灾民疏散反应系数的随机性,本文提出了社区应急疏散协作调度优化流程,并以疏散灾民数量最大化和疏散成本最小化为目标,构建了社区应急疏散多种运输方式协作调度优化模型,并给出了求解该模型的改进多目标遗传算法。然后,论文使用Tansmodeler模拟社区应急疏散协作调度优化过程,加载疏散灾民动态需求和历史出行时间表,并对模型和算法进行验证。结果表明,该模型和算法可以在有效刻画疏散灾民数量和路网通行时间的基础上,为不同时刻的交通工具配置及疏散路径选取提供决策。  相似文献   
15.
Subjects' evaluation apprehension (anxiety about being judged by the experimenter) and commitment to (involvement in) the experiment were manipulated in an experimental study of subjects' honesty in postexperimental interviews. Previous studies have shown that subjects are typically dishonest in postexperimental interviews by refusing to admit prior knowledge of the experiment imparted to them by a confederate. It was found that both high apprehension and low commitment lead to greater subject honesty. Other features of the experimental design were successful in inducing subjects to be generally more honest than their counterparts in previous confederate tip-off studies.  相似文献   
16.
博客“热”的“冷”思考 ——对新闻博客的传播学解读   总被引:1,自引:0,他引:1  
2005年被称为“博客元年”,博客及其所代表的传播现象引起了新闻传播理论界的关注。对这一新的传播现象需要科学、理性和冷静的分析:博客既是个人传播的工具也是社会舆论阵地;新闻博客的自发性、自主性和随意性使它不可能取代大众传媒;公民记者和公民新闻有利于调动公民参与社会公共事务和管理的积极性,是对大众传媒的补充,但需要进行有效的监督和管理。  相似文献   
17.
16至18世纪是英国由农业社会向工业社会转型的时期,地主阶级中的一部分人顺应了商品经济发展的要求,为攫取更多利润,他们改变原有土地经营方式,在地产的基础上从事矿业和交通运输业,从而为工业革命创造了必要的物质条件。从这个意义讲,地主是英国早期工业发展的“革新者”、“赞助者”、“投资者”和“开拓者”。  相似文献   
18.
结合MFSK调制和卷积编码,提出多音网格编码调制方案。该方案可保证频带宽度和符号速率同未编码的MFSK系统一样。最后从编码增益和频带有效性角度对该方案的性能作了评价。  相似文献   
19.
针对品牌名称翻译局限于纯理论研究而忽略了商务知识与语言知识相结合的研究现状,采用定性和定量相结合的研究方法,以应用语言学和整合营销沟通为指导,分析了在经济全球化背景下汽车品牌名称的翻译策略。结果表明当今汽车品牌名称的翻译方法以音译为主。这种翻译方法既符合目的语国家语言文化背景,也帮助企业树立了良好的品牌形象。  相似文献   
20.
针对“一带一路”战略发展建设带动中国民营企业对外投资的快速增长,引发民营企业在转型升级、投融资等方面出现的困难,对民营企业海外传播的重要作用、遭遇的瓶颈进行实证研究。研究认为,民营企业在海外传播时存在对海外市场的政策法规、消费习惯与合作渠道等信息匮乏,抵抗政治风险、社会风险、经济风险的意识和能力欠缺,中国企业的品牌形象塑造能力有待提高等一系列问题。研究结果表明,政府应主动发挥导向作用,为民营企业提供海外传播的政策支持,并着力打造公共服务平台,建立海外投资相关的数据库;各种智库应发挥信息服务职能,为民营企业海外投资提供具有指引性、专业化的行业信息;整合国有企业和民营企业的优势资源,对接国内供需产业链,促进企业间合作运营;政府、企业、媒体与智库应发挥联动效应,走市场化路径,帮助民营企业建立沟通交流的平台和资源整合的机制,推进民营企业“走出去”,带动中国“一带一路”战略的顺利实施。  相似文献   
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