期刊文献+
共找到910篇文章
< 1 2 46 >
每页显示 20 50 100
Chinese Market Attracts World's PC Manufacturers
1
《China's Foreign Trade》 1995年第8期21-21,共1页
The potential Chinese market is increasingly attracting the major PC producers of the world, against a background of a forecast that the global PC market is shrinking. According to an analysis of experts with the Mini... The potential Chinese market is increasingly attracting the major PC producers of the world, against a background of a forecast that the global PC market is shrinking. According to an analysis of experts with the Ministry of the Electronics Industry, the institutional demand for PCs will substantially increase with the implementation of the national economy information management system. 展开更多
关键词 PC World Chinese Market attracts World’s PC Manufacturers IBM LINE
下载PDF
Liaoning Central Part Cities Complex Attracts Foreign Capital with Its Preferential Policy
2
《China's Foreign Trade》 1995年第11期33-34,共2页
In the economic field, along the Yalu River, there are one economic and technological development zone, two new and high-tech development zones, one industrial processing zone and one border trade zone, all approved b... In the economic field, along the Yalu River, there are one economic and technological development zone, two new and high-tech development zones, one industrial processing zone and one border trade zone, all approved by the state, and seven other development zones that 展开更多
关键词 Liaoning Central Part Cities Complex attracts Foreign Capital with Its Preferential Policy high than
下载PDF
To Develop Competition, Like Attracts Like
3
《Contemporary International Relations》 2004年第1期43-55,共13页
关键词 Like attracts Like
下载PDF
Little Province Attracts Big Business-An Interview with Chen Huanyou, Party Secretary of Jiangsu Province
4
作者 By LI YE 《China Today》 1999年第10期36-45,共10页
关键词 Little Province attracts Big Business-An Interview with Chen Huanyou Party Secretary of Jiangsu Province
下载PDF
ITMA ASIA + CITME 2010 Attracts Strong Support despite Economic Challenges
5
《China Textile》 2009年第7期16-16,共1页
Despite the current global economic woes, textile machinery makers re-main confident about the long-term prospects of the textile industry in Asia, es-pecially China. They have given the show owners of
关键词 ITMA ASIA ASIA CITME 2010 attracts Strong Support despite Economic Challenges 2010
下载PDF
“Opinion Editorial” category attracts more attention
6
《Advances in Polar Science》 CSCD 2022年第2期200-200,共1页
Opinion Editorial(Op-Ed)was introduced in 2017 as a new category,and is attracting the attention of the international polar community.One scientist from School of Environment,Education and Development,the University o... Opinion Editorial(Op-Ed)was introduced in 2017 as a new category,and is attracting the attention of the international polar community.One scientist from School of Environment,Education and Development,the University of Manchester gave the comments that this is a most welcome initiative. 展开更多
关键词 CATEGORY EDITORIAL attracting
下载PDF
“Opinion Editorials”category attracts more attention
7
《Advances in Polar Science》 CSCD 2022年第3期300-300,共1页
Opinion Editorials(Op-Ed)was introduced in 2017 as a new category,and is attracting the attention of the international polar community.One scientist from School of Environment,Education and Development,the University ... Opinion Editorials(Op-Ed)was introduced in 2017 as a new category,and is attracting the attention of the international polar community.One scientist from School of Environment,Education and Development,the University of Manchester gave the comments that this is a most welcome initiative.Op-Ed can be a statement of the opinion of a named author or authors,with a maximum of 1500 words(a maximum length of 2 printed pages).It will provide a forum for comment on the status and/or deficiencies on any aspect of polar science,reflect on recent innovation or progress,promote internationally collaborative polar science projects,etc.It will be directly reviewed by EICs with final decision without peer review by expert referrers.Up to now,10 Op-Eds have already been published on APS. 展开更多
关键词 CATEGORY STATEMENT attracting
下载PDF
“Opinion Editorial”category attracts more attention
8
《Advances in Polar Science》 CSCD 2022年第1期120-120,共1页
Opinion Editorial(Op-Ed)was introduced in 2017 as a new category of Advances in Polar Science(APS),and is attracting the attention of the international polar community.One scientist from School of Environment,Educatio... Opinion Editorial(Op-Ed)was introduced in 2017 as a new category of Advances in Polar Science(APS),and is attracting the attention of the international polar community.One scientist from School of Environment,Education and Development,the University of Manchester gave the comments that this is a most welcome initiative. 展开更多
关键词 CATEGORY EDITORIAL attracting
下载PDF
6G New Multiple Access Technology
9
作者 Yifei Yuan Yongpeng Wu +3 位作者 Lei Wang Zhifeng Yuan Wei Bai Yuanwei Liu 《China Communications》 SCIE CSCD 2024年第1期I0002-I0005,共4页
As a basic technology at physical layer of mobile communications,non-orthogonal multiple access has been attracting wide attention across the academia and the industry.During the standardization of the fifth-generatio... As a basic technology at physical layer of mobile communications,non-orthogonal multiple access has been attracting wide attention across the academia and the industry.During the standardization of the fifth-generation(5G)of mobile communications,3GPP conducted preliminary study on non-orthogonal multiple access without reaching the consensus to standardize the technology. 展开更多
关键词 TECHNOLOGY ACCESS attracting
下载PDF
Multiscale Characteristics and Connection Mechanisms of Attraction Networks:A Trajectory Data Mining Approach Leveraging Geotagged Data
10
作者 JIANG Hongqiang WEI Ye +1 位作者 MEI Lin WANG Zhaobo 《Chinese Geographical Science》 SCIE CSCD 2024年第3期533-547,共15页
Urban tourism is considered a complex system,and multiscale exploration of the organizational patterns of attraction networks has become a topical issue in urban tourism,so exploring the multiscale characteristics and... Urban tourism is considered a complex system,and multiscale exploration of the organizational patterns of attraction networks has become a topical issue in urban tourism,so exploring the multiscale characteristics and connection mechanisms of attraction networks is important for understanding the linkages between attractions and even the future destination planning.This paper uses geotagging data to compare the links between attractions in Beijing,China during four different periods:the pre-Olympic period(2004–2007),the Olympic Games and subsequent‘heat period’(2008–2013),the post-Olympic period(2014–2019),and the COVID-19(Corona Virus Disease 2019)pandemic period(2020–2021).The aim is to better understand the evolution and patterns of attraction networks at different scales in Beijing and to provide insights for tourism planning in the destination.The results show that the macro,meso-,and microscales network characteristics of attraction networks have inherent logical relationships that can explain the commonalities and differences in the development process of tourism networks.The macroscale attraction network degree Matthew effect is significant in the four different periods and exhibits a morphological monocentric structure,suggesting that new entrants are more likely to be associated with attractions that already have high value.The mesoscale links attractions according to the common purpose of tourists,and the results of the community segmentation of the attraction networks in the four different periods suggest that the functional polycentric structure describes their clustering effect,and the weak links between clusters result from attractions bound by incomplete information and distance,and the functional polycentric structure with a generally more efficient network of clusters.The pattern structure at the microscale reveals the topological transformation relationship of the regional collaboration pattern,and the attraction network structure in the four different periods has a very similar importance profile structure suggesting that the attraction network has the same construction rules and evolution mechanism,which aids in understanding the attraction network pattern at both macro and micro scales.Important approaches and practical implications for planners and managers are presented. 展开更多
关键词 attraction network travel mobility polycentric structure network motif connectivity mechanism destination management organization(DMO) destination planning Beijing China
下载PDF
The Substructure of Elementary Particles Demonstrated by the I-Theory
11
作者 H. H. Swami Isa Christophe Dumas 《Journal of High Energy Physics, Gravitation and Cosmology》 CAS 2024年第2期469-514,共46页
Present studies in physics assume that elementary particles are the building blocks of all matter, and that they are zero-dimensional objects which do not occupy space. The new I-Theory predicts that elementary partic... Present studies in physics assume that elementary particles are the building blocks of all matter, and that they are zero-dimensional objects which do not occupy space. The new I-Theory predicts that elementary particles do indeed have a substructure, three dimensions, and occupy space, being composed of fundamental particles called I-particles. In this article we identify the substructural pattern of elementary particles and define the quanta of energy that form each elementary particle. We demonstrate that the substructure comprises two classes of quanta which we call “attraction quanta” and “repulsion quanta”. We create a model that defines the rest-mass energy of each elementary particle and can predict new particles. Lastly, in order to incorporate this knowledge into the contemporary models of science, a revised periodic table is proposed. 展开更多
关键词 I-Theory I-Particle Causal Subtle Gross Quanta Attraction Quanta Repulsion Quanta Elementary Particles LEPTONS BOSONS Hadron Periodic Table Black Matter White Matter Red Matter Gravitation Strong Force Weak Force Quantum Theory Heat Quantum Photon Neutrino
下载PDF
Electrostatic Attraction and Repulsion Explained and Modelled Mathematically Using Classical Physics—A Detailed Mechanism Based on Particle Wave Functions
12
作者 Declan Traill 《Journal of Applied Mathematics and Physics》 2024年第4期1050-1062,共13页
The phenomenon of electrical attraction and repulsion between charged particles is well known, and described mathematically by Coulomb’s Law, yet until now there has been no explanation for why this occurs. There has... The phenomenon of electrical attraction and repulsion between charged particles is well known, and described mathematically by Coulomb’s Law, yet until now there has been no explanation for why this occurs. There has been no mechanistic explanation that reveals what causes the charged particles to accelerate, either towards or away from each other. This paper gives a detailed explanation of the phenomena of electrical attraction and repulsion based on my previous work that determined the exact wave-function solutions for both the Electron and the Positron. It is revealed that the effects are caused by wave interactions between the wave functions that result in Electromagnetic reflections of parts of the particle’s wave functions, causing a change in their momenta. 展开更多
关键词 ELECTROSTATIC Electron POSITRON COULOMB Force ATTRACTION REPULSION Wave Function Electric Magnetic Radiation Pressure Shell THEOREM 3D Computer Model Quantum
下载PDF
Suzhou Industrial Park Attracts Investments From Central SOEs
13
《Beijing Review》 2010年第4期36-36,共1页
Suzhou Industrial Park (SIP) held a press conference on January 5 in Beijing where it signed cooperation agreements on seven projects, including the branch office building of CITIC Bank and Phase 2 facilities of Suzho... Suzhou Industrial Park (SIP) held a press conference on January 5 in Beijing where it signed cooperation agreements on seven projects, including the branch office building of CITIC Bank and Phase 2 facilities of Suzhou Kaifa Technology, a subsidiary company of China Electronics Corp. The total investment of 展开更多
关键词 CITIC Suzhou Industrial Park attracts Investments From Central SOEs
原文传递
Mathematical Wave Functions and 3D Finite Element Modelling of the Electron and Positron
14
作者 Declan Traill 《Journal of Applied Mathematics and Physics》 2024年第4期1134-1162,共29页
The wave/particle duality of particles in Physics is well known. Particles have properties that uniquely characterize them from one another, such as mass, charge and spin. Charged particles have associated Electric an... The wave/particle duality of particles in Physics is well known. Particles have properties that uniquely characterize them from one another, such as mass, charge and spin. Charged particles have associated Electric and Magnetic fields. Also, every moving particle has a De Broglie wavelength determined by its mass and velocity. This paper shows that all of these properties of a particle can be derived from a single wave function equation for that particle. Wave functions for the Electron and the Positron are presented and principles are provided that can be used to calculate the wave functions of all the fundamental particles in Physics. Fundamental particles such as electrons and positrons are considered to be point particles in the Standard Model of Physics and are not considered to have a structure. This paper demonstrates that they do indeed have structure and that this structure extends into the space around the particle’s center (in fact, they have infinite extent), but with rapidly diminishing energy density with the distance from that center. The particles are formed from Electromagnetic standing waves, which are stable solutions to the Schrödinger and Classical wave equations. This stable structure therefore accounts for both the wave and particle nature of these particles. In fact, all of their properties such as mass, spin and electric charge, can be accounted for from this structure. These particle properties appear to originate from a single point at the center of the wave function structure, in the same sort of way that the Shell theorem of gravity causes the gravity of a body to appear to all originate from a central point. This paper represents the first two fully characterized fundamental particles, with a complete description of their structure and properties, built up from the underlying Electromagnetic waves that comprise these and all fundamental particles. 展开更多
关键词 ELECTRON POSITRON Wave Function Solution Electromagnetic Spin Mass Charge Proof Fundamental Particle Properties Quantum Mechanics Classical Physics Computer 3D Model Schrödinger Equation RMS Klein GORDON Electric Magnetic Lorentz Invariant Hertzian Vector Point Potential Field Density Phase Flow ATTRACTION REPULSION Shell Theorem Ehrenfest VIRIAL Normalization Harmonic Oscillator
下载PDF
Mystery of Terracotta Warriors attracts Romanian TV viewers
15
作者 Luo Dongquan 《Voice of Friendship》 2018年第1期34-35,共2页
On Oct 1,2017,Mystery of Terracotta Warriors aired on Channel 1 of Romania’s state televisio n,in troducing the achievements that China’s Shaaxi province and the city of Xi’an had made in conserving historic herita... On Oct 1,2017,Mystery of Terracotta Warriors aired on Channel 1 of Romania’s state televisio n,in troducing the achievements that China’s Shaaxi province and the city of Xi’an had made in conserving historic heritages and developing the economy,tourism,education and culture,as well as changes that had taken place in society,urban appearance and people’s lives.Shaanxi,especially its capital,Xi’an, 展开更多
关键词 Mystery of Terracotta Warriors attracts Romanian TV viewers TV
原文传递
News Center Chongqing Attracts Great Interest
16
作者 Yang Yan 《Voice of Friendship》 2017年第1期11-,共1页
On Nov 10,guests answered reporters’questions at the conference news center after the opening ceremony of the 2016China International Friendship Cities Conference.The mayor of Seinajoki,Finland,Jorma Rasinmaki,highly... On Nov 10,guests answered reporters’questions at the conference news center after the opening ceremony of the 2016China International Friendship Cities Conference.The mayor of Seinajoki,Finland,Jorma Rasinmaki,highly praised the close relationship between his city and Chongqing,saying that 展开更多
关键词 News Center Chongqing attracts Great Interest
原文传递
TICKET attracts pollen tubes and mediates reproductive isolation between relative species in Brassicaceae 被引量:4
17
作者 Jiang-Guo Meng Meng-Xia Zhang +1 位作者 Wei-Cai Yang Hong-Ju Li 《Science China(Life Sciences)》 SCIE CAS CSCD 2019年第11期1413-1419,共7页
In flowering plants,pollen tubes are attracted to the ovule by secreted peptides to release the sperm cells for double fertilization.This process is species-specific and acts as an important stage of reproductive isol... In flowering plants,pollen tubes are attracted to the ovule by secreted peptides to release the sperm cells for double fertilization.This process is species-specific and acts as an important stage of reproductive isolation between species.Here we identified a cysteine-rich peptide TICKET2 in Arabidopsis thaliana and its orthologs in Arabidopsis lyrata and Capsella rebella that can attract the conspecific pollen tubes,but not the pollen tubes of relative species in Brassicaceae.Genetic knockout of the AtTICKET subclade compromised the pollen tube attraction efficiency.This study identified a new pollen tube attracting signal and shed light on the molecular basis of reproductive isolation. 展开更多
关键词 POLLEN tube ATTRACTION PEPTIDE ATTRACTANT REPRODUCTIVE isolation
原文传递
Economic Rebound Attracts More FDI
18
作者 Tom Pauken II 《Beijing Review》 2021年第18期24-25,共2页
The Western mainstream media has often lashed out against the Chinese Government and the country,but that has not resulted in a negative impact on China when it comes to attracting substantial flows of inbound foreign... The Western mainstream media has often lashed out against the Chinese Government and the country,but that has not resulted in a negative impact on China when it comes to attracting substantial flows of inbound foreign direct investments(FDI). 展开更多
关键词 attracting GOVERNMENT FDI
原文传递
Mesenchymal stem cell-derived apoptotic bodies alleviate alveolar bone destruction by regulating osteoclast differentiation and function
19
作者 Xiaoyan Li Yiyang Jiang +7 位作者 Xu Liu Jingfei Fu Juan Du Zhenhua Luo Junji Xu Ujjal Kumar Bhawal Yi Liu Lijia Guo 《International Journal of Oral Science》 SCIE CAS CSCD 2023年第4期664-675,共12页
Periodontitis is caused by overactive osteoclast activity that results in the loss of periodontal supporting tissue and mesenchymal stem cells(MSCs)are essential for periodontal regeneration.However,the hypoxic period... Periodontitis is caused by overactive osteoclast activity that results in the loss of periodontal supporting tissue and mesenchymal stem cells(MSCs)are essential for periodontal regeneration.However,the hypoxic periodontal microenvironment during periodontitis induces the apoptosis of MSCs.Apoptotic bodies(ABs)are the major product of apoptotic cells and have been attracting increased attention as potential mediators for periodontitis treatment,thus we investigated the effects of ABs derived from MSCs on periodontitis.MSCs were derived from bone marrows of mice and were cultured under hypoxic conditions for 72 h,after which ABs were isolated from the culture supernatant using a multi-filtration system.The results demonstrate that ABs derived from MSCs inhibited osteoclast differentiation and alveolar bone resorption.miRNA array analysis showed that miR-223-3p is highly enriched in those ABs and is critical for their therapeutic effects.Targetscan and luciferase activity results confirmed that Itgb1 is targeted by miR-223-3p,which interferes with the function of osteoclasts.Additionally,DC-STAMP is a key regulator that mediates membrane infusion.ABs and pre-osteoclasts expressed high levels of DC-STAMP on their membranes,which mediates the engulfment of ABs by pre-osteoclasts.ABs with knock-down of DC-STAMP failed to be engulfed by pre-osteoclasts.Collectively,MSC-derived ABs are targeted to be engulfed by pre-osteoclasts via DC-STAMP,which rescued alveolar bone loss by transferring miR-223-3p to osteoclasts,which in turn led to the attenuation of their differentiation and bone resorption.These results suggest that MSC-derived ABs are promising therapeutic agents for the treatment of periodontitis. 展开更多
关键词 FUNCTION attracting treatment
下载PDF
Route to Stabilize Cubic Gauche Polynitrogen to Ambient Conditions via Surface Saturation by Hydrogen
20
作者 陈果 牛草萍 +3 位作者 夏文明 张洁 曾雉 王贤龙 《Chinese Physics Letters》 SCIE EI CAS CSCD 2023年第8期36-40,共5页
Cubic gauche polynitrogen(cg-N)is an attractive high-energy density material.However,high-pressure synthesized cg-N will decompose at low pressure and cannot exist under ambient conditions.Here,the stabilities of cg-N... Cubic gauche polynitrogen(cg-N)is an attractive high-energy density material.However,high-pressure synthesized cg-N will decompose at low pressure and cannot exist under ambient conditions.Here,the stabilities of cg-N surfaces with and without saturations at different pressures and temperatures are systematically investigated based on first-principles calculations and molecular dynamics simulations.Pristine surfaces at 0 GPa are very brittle and will decompose at 300 K,especially(110)surface will collapse completely just after structural relaxation,whereas the decompositions of surfaces can be suppressed by applying pressure,indicating that surface instability causes the cg-N decomposition at low pressure.Due to the saturation of dangling bonds and transferring electrons to the surfaces,saturation with H can stabilize surfaces under ambient conditions,while it is impossible for OH saturation to occur solely from obtaining electrons from surfaces.This suggests that polynitrogen is more stable in an acidic environment or when the surface is saturated with less electronegative adsorbates. 展开更多
关键词 SATURATION AMBIENT ATTRACTIVE
下载PDF
上一页 1 2 46 下一页 到第
使用帮助 返回顶部