第19届亚运会中国田径队竞技表现特征及巴黎奥运周期备战策略

为提高田径项目中国队竞技实力,助力巴黎奥运周期备战工作,采用文献资料法、数理统计法等研究方法,对第19届亚运会田径项目中国队比赛成绩、东京奥运会成绩以及巴黎奥运周期内世界大赛相关成绩对比等数据进行统计、整理与分析。结果表明:本届亚运会田径项目我国队优势项目集中在投掷、跳跃和长距径赛三类;担当夺牌重任的选手年龄整体偏大;获奖运动员整体竞技表现提升空间较大;与巴黎奥运周期内田径世界大赛夺金成绩存在差距,备战巴黎奥运会面临严峻备战形势。并基于此,提出重点强化优势参赛项目,制定个性化备战方案;细化夺牌项目赛训安排,调控运动员竞技状态;平衡安排个性化训练项目,着力弥补运动员短板;多维收集对手竞争信息,制定对应战术与策略;强化科技赋能训练备战,提高科学化参赛水准。

The Analysis of Color Narration of Animated Film Ne Zha

Color has an intuitive expression of the material world,and is often used by creators of animated films in the narrative process of the film to express a creator’s subjective feelings.Color narration is a special mental imagination activity.It mainly refers to human beings perceiving colors in the external environment,and judging by their own rich life experience,and finally achieving a comprehensive cognition of external things.The animated film Ne Zha has attracted the attention of the audience since its release.That is because the film uses color narration ingeniously to innovate traditional stories and familiar characters,it displays the story through shocking visual expression,so that the audience can feel the influence of traditional culture while understanding the story,reflecting the unique artistic charm of color narration.This paper analyzes three aspects of color narration in showing the binary oppositions of goodness and evil,portraying vivid characters,promoting the development of narration,and highlighting the tension of the film,and fully expounds the importance of color narration in animated films.

离散型随机变量及其分布列、期望与方差

离散型随机变量的分布列、期望与方差一直都是高考考查的热点内容,通过对近几年全国及各省自主命题的高考试卷仔细分析并总结出其考察的主要内容、重点和难点,针对试题中所出现的问题进行归纳分类、寻找规律提出解决方法,最后,以典型的高考题为例从离散型随机变量的分布列、期望或方差的逆向问题以及离散型随机变量与其他知识的交汇几方面分别进行分析,期待能对广大师生有所帮助。