基础教育研究2020年度发展报告——2020年《中小学教育》论文转载情况统计与分析

通过对2020年度人大复印报刊资料《中小学教育》转载论文的统计分析可以看出,文章来源较为广泛,在被全文转载的文章中,其源报刊所占篇目较多的依次为《课程·教材·教法》《教育发展研究》《教育科学研究》。从第一作者所属单位性质来看,高校仍然处于绝对主体地位。基础教育研究的热点主要集中在疫情下的在线教育研究、教研转型、综合素质评价、教师培训专业化、学生学业负担与精准减负等方面。     

众筹在图书馆的应用和发展建议

历经多年的发展,众筹在国内外图书馆界都得到了一定程度的应用.从图书馆众筹项目的筹资模式、发起人、内容、筹资时限、回报方式、支持者、传播渠道等方面分析国内图书馆众筹项目的应用状况,提出为促进我国图书馆众筹项目的健康发展应从以下几个方面着手:规范图书馆众筹项目的运行,助力贫困地区图书馆的发展,图书馆积极参与图书馆众筹活动.表1.参考文献10.     

High-entropy-alloy nanoparticles with 21 ultra-mixed elements for efficient photothermal conversionOA

Multi-metallic nanoparticles have been proven to be an efficient photothermal conversion material, for which the optical absorption can be broadened through the interband transitions(IBTs), but it remains a challenge due to the strong immiscibility among the repelling combinations. Here, assisted by an extremely high evaporation temperature, ultra-fast cooling and vapor-pressure strategy, the arc-discharged plasma method was employed to synthesize ultra-mixed multi-metallic nanoparticles compose...     

宁波文化之花绽放英国诺丁汉

宁波--位于中国东海之滨的港城,诺丁汉--英国最古老的城市之一,这两个相隔万里的城市,建立友好关系已经两年多了.2008年5月7日至12日,宁波市在国外举办的首个文化周在诺丁汉市举行,这也是两座城市建立友好城市关系两年多来最大规模的一次文化活动,在诺丁汉市民中间掀起了一股宁波文化热.……     

高校老年大学信息化教育发展思路探究

通过分析高校老年大学信息化在老年教育业务管理信息化平台功能不全面、支撑老年教育教学和管理的信息化环境基础设施薄弱、老年教育信息化标准体系缺失、符合老年人学习的信息化课程资源不足等方面问题,指出了高校信息化环境下建设好老年大学具有良好的环境优势、成熟的建设模式和资源优势,并提出在业务平台、课程资源、信息标准、大数据分析等方面的信息化建设思路,进一步深化现有"互联网+老年教育"积累的有限的教学经验和学习资源,强调新时代下办好高校老年大学信息化教育具有引领作用.     

浅析高校文化素质教育的几个误区

目前，各高校都十分重视对学生进行化素质教育，也取得了明显的效果，但在具体工作中还存在一些认识上的误区，如有的认为高校化素质教育就是传授人知识，有的颠倒化素质教育与专业素质教育的主体地位，有的认为高校化素质教育就是开设几门化素质教育课，还有的颠倒第一课堂与第二课堂在化素质教育中的主阵地作用等等。这些认识和做法不澄清，就会影响高校化素质教育的健康发展。     

浅谈IP地址的管理和子网的划分

针对目前互连网上许多用户不能合理使用和分配IP地址，造成大量IP地址浪费，从而导致IP地址资源紧张的现象。阐述了如何利用划分子网以及对IP地址进行合理的分配和管理，从而有效地节约IP地址资源。     

How silicon fertilizer improves nitrogen and phosphorus nutrient availability in paddy soil?

In order to reveal the mechanism of silicon(Si) fertilizer in improving nitrogen(N) and phosphorus(P) nutrient availability in paddy soil, we designed a series of soil culture experiments by combining application of varying Si fertilizer concentrations with fixed N and P fertilizer concentrations. Following the recommendations of fertilizer manufacturers and local farmers, we applied Si in concentrations of 0, 5.2, 10.4, 15.6, and 20.8 μg/kg. At each concentration of added Si, the availability of soil N and P nutrients, soil microbial activity, numbers of ammonia-oxidizing bacteria and P-decomposing bacteria which means that the organic P is decomposed into inorganic nutrients which can be absorbed and utilized by plants, and urease and phosphatase activity first increased, and then decreased, as Si was added to the soil. These indicators reached their highest levels with a Si application rate of 15.6 μg/kg, showing values respectively 19.78%, 105.09%, 8.34%, 73.12%, 130.36%, 28.12%,and 20.15% higher than those of the controls. Appropriate Si application(10.4 to 15.6 μg/kg) could significantly increase the richness of the soil microbial community involved in cycling of N and P nutrients in the soil. When the Si application rate was15.6 μg/kg, parameters for characterizing microbial abundance such as sequence numbers, operational taxonomic unit(OTU)number, and correlation indices of microbial community richness such as Chao1 index, the adaptive coherence estimator(ACE)index, Shannon index, and Simpson index all reached maximum values, with amounts increased by 14.46%, 10.01%, 23.80%,30.54%, 0.18%, and 2.64%, respectively, compared with the control group. There is also a good correlation between N and P mineralization and addition of Si fertilizer. The correlation coefficients between the ratio of available P/total P(AP/TP) and the number of ammonia-oxidizing bacteria, AP/TP and acid phosphatase activity(AcPA), AP/TP and the Shannon index, the ratio of available N/total amount of N(AN/TN) and the number of ammoniated bacteria, and AN/TN and AcPA were 0.9290, 0.9508,0.9202, 0.9140, and 0.9366, respectively. In summary, these results revealed that enhancement of soil microbial community structure diversity and soil microbial activity by appropriate application of Si is the key ecological mechanism by which application of Si fertilizer improves N and P nutrient availability.     

列宁社会保险思想探源

社会主义社会保障体系的理论来源是马克思在《哥达纲领批判》中描绘的社会公有产品的分配蓝图。在具体论证和建立社会保障新体系的实际工作中,列宁发挥了巨大的作用。从19世纪末开始,列宁一直关注俄国劳动者的生活状况,领导无产阶级争取各项社会保障权利。在领导俄国无产阶级进行经济斗争的过程中列宁逐渐形成工人国家社会保险思想,并对后来苏联社会保障实践产生了重要影响。