全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:刘杨 , 王玉兰
来源:[J].Advances in Applied Mathematics, 2018, Vol.07 (07), pp.749-757汉斯出版社
摘要:Polynomial approximation in the mathematical analysis and numerical approximation theory has an important position; it has been widely used in engineering calculation and the actual life. And the study of the numerical method for solving the integral differential equation is...
作者:刘杨 , 曾一元 ...
来源:[J].Traditional Chinese Medicine, 2018, Vol.07 (05), pp.319-324汉斯出版社
摘要:Objective: To investigate the constitution types of high and new technology practitioners in Shanghai, and to analyze the correlation of their facultative constitution. Methods: Cross-sectional survey was used to collect the epidemiological data of Chinese medicine constitution o...
作者:刘艳祯 , 刘杨 , 郭佳
来源:[J].Geomatics Science and Technology, 2019, Vol.07 (03), pp.132-138汉斯出版社
摘要:Hierarchical classification method is a method to obtain classification rules by mining spatial data information, and vegetation coverage is an important parameter to characterize surface vegetation coverage. In this paper, based on the 2017 Landsat OLI image data of Qingdao city...
作者:... 王幸 , 刘杨 , 田永强
来源:[J].Advances in Microbiology, 2016, Vol.05 (02), pp.9-18汉斯出版社
摘要:An endophytic actinomycetes strain LCB-A236 isolated from medicinal plant Chenopodium al-bum L. was identified systematically. The strain produced spiral sporotrichial and ellipsoidal spores according to microscopic observation. On the basis of morphological, physiological a...
作者:胡佳萍 , 刘杨 , 史瑞欣
来源:[J].Hans Journal of Chemical Engineering and Technology, 2015, Vol.05 (03), pp.53-58汉斯出版社
摘要:The lignin is a kind of by-product from pulp and paper industry, also one of the abundant renewable resources on Earth. Efficient utilization of lignin has caused intense interest in the scientific community. This paper generalizes the lignin carbonization process and its researc...
作者:刘杨 , 张东阁 ...
来源:[J].Journal of Oil and Gas Technology, 2019, Vol.41 (04), pp.21-24汉斯出版社
摘要:Yangchang Formation in Block Jihuang 37 had good resource potential force, Chang 2 Reservoir was one of the producing zones in the formation. The reservoir was analyzed combined with the basic geological condition in the study area, the results indicated that in Chang 2 Reservoir...
作者:刘杨 , 蔺秀云
来源:[J].心理学报, 2012, (05), pp.647-663CNKI
摘要:采用整群取样方法对选自北京市的1164名流动儿童进行问卷调查,考察社会支持、社会认同在歧视知觉与社会文化适应关系中的作用。结果表明,流动儿童的歧视知觉整体上并不明显,其社会文化适应状况整体良...
被引频次:27下载频次:2416
作者:... 方晓义 , 刘杨 , 兰菁
来源:[J].心理学报, 2009, (10), pp.967-979CNKI
摘要:为了探讨流动儿童所感受到的歧视对他们心理健康水平的影响,以及应对方式和自尊在其中所起的作用,从北京市公立学校和打工子弟学校选取1164名流动儿童、从公立学校选取525名北京儿童、从流动儿童主...
被引频次:78下载频次:3251
作者:刘杨 , 蔺秀云
来源:[J].教育研究, 2010, (03), pp.37-45CNKI
摘要:采用整群取样法对北京市的1164名流动儿童进行问卷调查,从城市认同与老家认同两方面考察流动儿童社会认同的特点、影响因素、与城市适应的关系,及其在教育安置方式与城市适应关系中的中介作用。结果表...
被引频次:33下载频次:2050
作者:... 方晓义 , 刘勤学 , 刘杨
来源:[J].北京师范大学学报(社会科学版), 2009, (05), pp.33-40CNKI
摘要:采用自尊、生活满意度、孤独感、抑郁、社交焦虑和问题行为问卷对五省2134名农村籍流动儿童、双留守儿童、单留守儿童、曾留守儿童、一般儿童进行调查,以考察留守与流动对农村儿童社会适应的影响。结果...
被引频次:74下载频次:4863

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