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[期刊论文] 作者:LI Jinfeng,XU Haicheng,LIU Wan,
来源:中国地理科学:英文版 年份:2020
Cold storage is the vital infrastructure of cold chain logistics. In this study, we analyzed the spatial pattern evolution characteristics, spatial autocorrelat...
[期刊论文] 作者:LI Jinfeng,XU Haicheng,LIU Wanwan,WANG Dongfang,ZHOU Shuang,,
来源:Chinese Geographical Science 年份:2020
Cold storage is the vital infrastructure of cold chain logistics. In this study, we analyzed the spatial pattern evolution characteristics, spatial autocorrelation and influencing factors of cold stor...
[期刊论文] 作者:Haicheng Ma,Danyang Li,Chengli,
来源:应用数学(英文) 年份:2020
We called graph G non-singular if adjacency matrix A (G) of G is non-singular. A connected graph with n vertices and n-1, n and n+1 edges are called the tree, t...
[期刊论文] 作者:Haicheng Ma,Shang Gao,Danyang,
来源:应用数学与应用物理(英文) 年份:2020
Let G be a graph of order n with vertex set V(G) = {v1, v2,…, vn}. the adjacency matrix of G is an n × n matrix A(G) = (aij)n×n, where aij is the num...
A Research Summary on the Chemical Constituents and Pharmacological Effects of the National Medicine
[期刊论文] 作者:Jingren CHEN Ao XIE Wei WEI Haicheng WEN,
来源:农业生物技术(英文版) 年份:2020
Abstract Polygonum capitatum Buch. Ham. ex D. Don is a commonly used medicine in Zhuang people's settlements, which has antipyretic, wind and evil-dispelling, dehumidifying and analgesic effects. The...
A modified model for isothermal homogeneous and heterogeneous reactions in the boundary-layer flow o
[期刊论文] 作者:Naili XU,Hang XU,
来源:应用数学和力学:英文版 年份:2020
The homogeneous and heterogeneous reactions in the boundary-layer of a flat surface are considered. The autocatalysts are assumed to be of regular sizes, while...
[期刊论文] 作者:HE Xiao-kai,XU Xu,
来源:数学杂志 年份:2020
1 Introduction and Main Results In the study of hyperbolic metrics on 3-dimensional manifolds,Thurston(see[9],Chapter 13)introduced Thurston’s circle packing o...
Ruthenium catalyzed amination cyclization of 1,2,4-butanetriol with primary amines:A borrowing hydro
[期刊论文] 作者:Qing-Song Xu,Chen Li,Yong Xu,Defeng Xu,Mei-Hua Shen,Hua-Dong Xu,
来源:中国化学快报(英文版) 年份:2020
A ruthenium based catalytic system ([Ru(p-cymene)Cl2]2/XantPhos with substoichiometric Cs2CO3) has been established to effectively achieve the first direct amin...
[期刊论文] 作者:Xu Wang,
来源:教育理论综述(英文) 年份:2020
Affected by the nCOVID-19(New Corona Virus Disease 2019)pandemic,schools around the world are facing the dilemma of"class-suspended but still learning from offl...
[期刊论文] 作者:Chang Xu,,
来源:西部人居环境学刊 年份:2020
With the continuous development of society and city, the urban village has been born with time. The book Naked City: The Death and Life of Authentic Urban Places by Sharon Zukin is a reflection on the...
[期刊论文] 作者:Xu Yong,
来源:当代社会科学(英文) 年份:2020
China’s rural revitalization,which was initiated in the middle and late stages of modernization,features distinct characteristics of the times.It is necessary...
[期刊论文] 作者:XU HAN,
来源:今日中国:英文版 年份:2020
AT nine o’clock every evening in Urumqi,Xinjiang Uygur Autonomous Region,while the remaining rays of daylight are still lingering along the western horizon,Hu...
[期刊论文] 作者:Run Xu,
来源:宏观管理与公共政策(英文) 年份:2020
Quality and efficiency are the two most important factors for the survival of an enterprise.Quality is essential,then efficiency.Only the quality in the first p...
[期刊论文] 作者:Yajun Xu,
来源:临床医学国际期刊(英文) 年份:2020
Background: Prone positioning is nowadays considered as one of the most effective strategies for patients with severe acute respiratory distres...
[期刊论文] 作者:XU Yue-han,
来源:文学与艺术研究:英文版 年份:2020
The cultural dimension refers to the five cultural dimensions proposed by Hofstede and supplemented by later scholars.Its role is to serve as a framework for me...
[期刊论文] 作者:Kewen Xu,
来源:当代教育研究(百图) 年份:2020
1 What is minority language?Chaklader(1981)argues for adopting a definition of minority languages at the state level.A‘minority language’,in the most straight...
[期刊论文] 作者:Fan Xu,
来源:教育理论综述(英文) 年份:2020
Over the past three decades,a growing number of different theories in second language acquisition field have come out in an effort to provide explanations as to...
[期刊论文] 作者:Shiyin Xu,
来源:教育理论综述(英文) 年份:2020
Cultural trauma appears when a collectivity of human beings suffers sudden and rapid social change,touching the core of their inner sense.This paper analyzes cu...
[期刊论文] 作者:Rongrong Xu,
来源:教育理论综述(英文) 年份:2020
According to the Degree Regulations of the People’s Republic of China,our country implements a three-level Bachelor’s,Master’s,and Doctoral degree system,gra...
A Study of Transcranial magnetic stimulation For Extinction about Early Traumatic Memory Description
[期刊论文] 作者:Zhenzhen Xu,
来源:临床护理研究 年份:2020
Individuals will experience strong traumatic memories after traumatic events such as earthquakes,car accidents,or loss of loved ones,the most common of which is...
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