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[学位论文] 作者:CHARLES,
来源:北京交通大学 年份:2020
本文的目的是研究列车速度对米轨和标准轨距轨道的动力响应。以坦桑尼亚—条中央铁路为例,利用MBS和FEA软件研究了不同速度下的动力响应,并对两条铁路轨道的动力响应结果进行了比较。坦桑尼亚和其他非洲国家的铁路运输的特点是窄轨,与其他运输方式相比,窄轨维护......
[期刊论文] 作者:Charles Byers,,
来源:中国集成电路 年份:2020
对于许多关键物联网应用来说,仅仅依靠云来实现计算、联网和存储是不够的。在云和传感器/执行器/物联网之间增加节点,作为提供计算、网络和存储功能的中间接口越来越有必要。以云为中心的架构可能无法完全满足容量、性能、可靠性和安全性的全部需求。在云与传感......
[期刊论文] 作者:Charles Bu,
来源:应用数学与应用物理(英文) 年份:2020
In recent years, a vast amount of work has been done on initial value problems for important nonlinear evolution equations like the nonlinear Schrödinger e...
[期刊论文] 作者:Charles Onunaiju,
来源:中国与非洲(英文版) 年份:2020
The vulnerability of people across all nations in the face of the rampaging COVID-19 not only challenges the traditional conception of national security,but als...
[期刊论文] 作者:Charles Onunaiju,
来源:中国与非洲(英文版) 年份:2020
The third volume of Xi Jinping: The Govance of China is a continuum of the elucidation of the thoughts, issues and policies that are central to the govance of c...
[期刊论文] 作者:Charles Q.Choi,
来源:科技纵览 年份:2020
自2007年拓扑绝缘体首次问世以来,这种内部绝缘、外部导电的新型材料就在光子学领域展现出了巨大的潜力,激发了研究人员的兴趣.然而,一种相关但性质更加难解的材料——拓扑光...
[期刊论文] 作者:Charles Q.Choi,
来源:科技纵览 年份:2020
科学家一直希望找到一种方法,通过烧结(即利用热熔合)金属纳米粒子,将电路直接制造在皮肤、织物或纸张上.但烧结通常需要很高的温度,人体皮肤无法承受.其他将金属纳米粒子熔...
[期刊论文] 作者:Charles Onunaiju,
来源:中国与非洲(英文版) 年份:2020
It has been nearly seven years since Beijing launched its far reaching and comprehensive global development framework, the Belt and Road Initiative,in 2013.The...
[学位论文] 作者:Akeza Charles,,
来源:厦门大学 年份:2020
气候变化对粮食安全以及许多国家、特别是那些最容易受到恶劣天气条件影响的国家的经济增长和发展构成重大威胁。本文通过问卷调查对格林纳达农民采用滴流灌溉进行了可行性分析。我首先使用二元logit模型考察了目前格林纳达农民采用滴流灌溉的参与情况极其影响......
[期刊论文] 作者:Charles Onunaiju,
来源:中国与非洲(英文版) 年份:2020
In the past more than 40 years that China has pushed reform and opening up, the world took notice because of the unprecedented development that has proven not o...
Chinese Language Learning among African Foreign Students:the Relationship between Motivational Belie
[学位论文] 作者:Charles Gbollie,
来源:华中师范大学 年份:2020
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[期刊论文] 作者:Charles Ashton,
来源:遗传学报 年份:2020
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[期刊论文] 作者:Charles Dickens,
来源:阅读(快乐英语高年级) 年份:2020
The pure, the bright, the beautiful, That stirred our hearts in youth, The impulses to wordless prayer, The dreams of love and truth; The longing after something ' s lost, The spirit ' s yearning...
[期刊论文] 作者:By Charles Onunaiju,
来源:Beijing Review 年份:2020
The third volume of Xi Jinping: The Governance of China is a continuum of the elucidation of the thoughts, issues and policies that are central to the governance of contemporary China, as articulated...
[期刊论文] 作者:By Charles Onunaiju,
来源:Beijing Review 年份:2020
Even before the dust of disruptions and devastation inflicted on lives and livelihoods by the novel coronavirus disease(COVID-19) pandemic settles, robust conversations and actionable roadmaps are wel...
[期刊论文] 作者:Charles Bernstein,
来源:外国语文研究 年份:2020
Abstract: Theories of reading need to move from a series of fixed methodologies toward a practice of mobile, pragmatic readings that encourage frame shifting, echoing Kyoo Lee’s discussion of the read...
[期刊论文] 作者:Jean Charles Moreau,
来源:妇产科期刊(英文) 年份:2020
Introduction:...
[期刊论文] 作者:David Charles Duff,
来源:中国医院建筑与装备 年份:2020
作为医疗建筑师,我们不能治愈疾病,但我们可以通过设计来优化治疗和教学的环境,同时协助患者康复。建筑环境在许多方面都影响着健康,如日照、自然、环境的多样性等等。我们认...
[期刊论文] 作者:Charles I. Abramson,
来源:自然科学期刊(英文) 年份:2020
We propose that the comparative psychological principle of “levels” be used as a new research methodology to investigate psi in humans. Rather than investigat...
Effects of Multicollinearity on Type I Error of Some Methods of Detecting Heteroscedasticity in Line
[期刊论文] 作者:Edward Charles Okon,
来源:统计学期刊(英文) 年份:2020
Heteroscedasticity and multicollinearity are serious problems when they exist in econometrics data. These problems exist as a result of violating the assumption...
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