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51.
两种摄影技术   总被引:1,自引:0,他引:1  
对以银盐感光材料为核心技术的传统摄影和以CCD为核心技术的数码摄影从基本构件、景物输入、景物输出三个相同的环节进行对比分析。  相似文献   
52.
描述了一种微处理仪器.它可用于对船舶主推进轴的转矩、转速和功率的平均值的测量,以及进行基于轮机特性的标准化油耗的计算.测量结果和计算结果均可被转送至外接的计算机系统.在此微处理仪器中,有一套程序可用于监视在轮机特性区域的测量,并对轮机的负载进行记录.同时也提供了测量推进轴的转矩和转速的瞬时波动的方法.当测量数据产生严重失真时,则采用光谱分析和过滤的方法对真实信号进行估算.  相似文献   
53.
电子照片采集和管理是高等学校实现信息化管理的重要方面,各高校每学期都有对学生电子照片的大量应用需求,设计高效的电子照片采集方法是学校数字化发展的必然要求。在分析电子照片采集的一般方法及其优缺点的基础上,提出将多设备集成,实现照片采集、加工、存储的新方法。系统采用高清数码照相机进行联机照像,集成身份证阅读器实现信息自动录入,实时检测图像并自动化处理,结合数据库技术进行规范管理,实现了电子照片采集的流水化作业。  相似文献   
54.
This study investigated the impact of taking photos using mobile phones on the English phrase-learning performance of English as a second-language learners. A total of 116 students enrolled in a college in Central Taiwan participated in this study. The participants were divided randomly into two groups: a control group and an experimental group (EG). The control group was assigned an online phrase-reading activity for the purpose of phrase learning, whereas the EG was instructed to engage in phrase learning by taking photos using their mobile phones. The study primarily investigated the participants' daily encounters with newly acquired phrases through the use of photos taken using mobile phones, which were associated with the sentences they constructed. The results of the study indicated that the students in the EG significantly outperformed the control students on the delayed posttest, and the EG exhibited a significantly higher level of perception toward the phrase-learning activities compared with that of the control group.  相似文献   
55.
介绍HTML5中新增的canvas标记及其用法,并实现在线图片编辑。  相似文献   
56.
高校照片档案是指高校在教学、科研、管理及其它活动中直接形成的,具有保存价值和利用价值的历史形象记录,它是高校档案中的一个重要组成部分。  相似文献   
57.
《Journalism Practice》2013,7(3):314-328
This paper proposes a new theoretical method to analyse patterns of photographic practice of editorial photography—using an “action genre” approach. That is, rather than taking final photographic forms as being definitive of genre, this new method identifies patterns of “activity types” involved in the production of editorial photography to be identified. While there has been much written on editorial photography, there is no organised body of scholarship that distinguishes between different modes of presenting patterns of photographic practice. Claims about the degree of influence of visual images and their ability to drive public opinion have not sufficiently considered the full impact of photographic production processes. Although patterns of activity in the image-making process are not directly evident in the published photograph, the process does impact upon the resulting meanings made.  相似文献   
58.
本文主要研究轻烃含原油微机测控系统光电传感器的设计,解决轻烃中原油混入情况的实时信息检测问题.通过微机测控系统光电传感器的应用改善轻烃的质量,解决目前普遍存在的问题,进而更好的为生产服务.  相似文献   
59.
Since the publication of the Dearing Report in 1997, the UK Government has consistently promoted social mobility and fairness as part of its rhetoric. Yet as Brooks and others have pointed out, compared with other groups of ‘non‐traditional’ students, student mothers and part‐time students with jobs have been given limited consideration, both in terms of policy intervention and research. Despite the drive for inclusivity in higher education institutions, students with mothering responsibilities who are also in employment, often need to overcome considerable challenges in order to complete the course requirements; challenges which often result in extensive emotional pain. Using methods of photo‐elicitation and blogging, The Plastic Ceiling Project aimed to create a platform for mothers that worked and studied to discuss this emotional pain, allowing participants to highlight and discuss commonalities within their experiences. Rather than aiming to ‘solve’ problems for participants, this methodology aimed to empower individuals by allowing them to create a shared reality together, co‐create knowledge and to give them a vehicle to discuss and resolve difficulties and challenges collectively. This article considers how an arts‐based approach to research may have contributed to achieving those aims.  相似文献   
60.
图片新闻作为一种新闻体,可以划分为三种类型:叙事型图片新闻、叙事隐喻型图片新闻和隐喻型图片新闻。就叙事型图片新闻而言,传和受对图片信息层面的认知基本上是对等的。在叙事隐喻型和隐喻型图片新闻的传播中,图片新闻本身具有了很强的主观性色彩。受众解读这类图片新闻时,也极容易在意义层产生误读。  相似文献   
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