gra相关论文
为测度山东省综合交通运输效率，以2010—2019年山东省的公路通车里程、铁路运营里程、航空里程及港口码头泊位数为投入指标，以客、货......
基于灰色关联分析法，利用2016—2019年上海市人口结构和消费结构数据，了解未来上海市人口、消费发展的特征和趋势变化。按照目前数据......
针对城市经济发展水平的综合评价问题,利用描述宏观经济发展的多指标数据,结合GRA与TOPSIS各自的优点,构建考虑熵权下将二者结合的......
根据目前纺织机械并条机市场调研发现,企业往往看中机械设备的性能和质量,致力于技术层面的提升,故使并条机设备形态繁杂,不能将其......
Objective: To systematically evaluate the efficacy and safety of traditional Chinese medicine for regulating spleen and ......
The mechanism and kinetics of the electro-catalytic oxidation of hydrazine by graphene oxide platelets randomly decorate......
针对不同负荷对电能质量指标的敏感度不同，提出了一种基于改进拉开档次法的电能质量动态综合评价方法。首先根据负荷对不同电能质量......
研究不同水肥滴灌条件对草莓品质的综合影响,为草莓高品质生产提供水肥管理依据.以灌水量(X1)和施肥量(X2)为试验因子,依据蒸腾量(......
工程建设项目的安全管理是项目管理的首要任务,安全管理风险识别、分析、管控、评价等仍是以后项目建设的研究方向。基于灰色关联......
为解决煤矿采空区充填材料不足和固体废弃物引起的生态环境问题,研究分析了膏体充填体强度的影响因素,采用正交试验测定了充填体样......
As a well-known Chinese folk medicine, Prunellae Spica is widely used in medical treatment,functional beverage and s......
Influence and Optimization of Surface Roughness on Surface Integrity during Turning Using Grey Relat
Current machining studies have reported effects of prevalent and common factors,while ultra⁃high finish requires holist......
全球性经济危机爆发以来,主要发达国家加快了对本国产业结构和经济发展方式的调整;由于传统产业国际分工体系已基本完成,国际产业......
目的了解大学毕业生的饮酒现状，探讨饮酒行为与其他危害健康行为的相互关系，为毕业生危害健康行为的干预提供依据。方法问卷调查814......
为了分析高速应变条件下镁（Mg）合金的动态力学行为及组织结构变化,使用激光冲击处理（LSP）技术对AZ31 Mg合金进行了强化处理,并通过透射......
A novel hybrid instrument of contact and non-contact measurement with large range is developed, and both measure-ment sy......
Narrowly distributed polystyrene-g-p(N-isopropylacrylamide) (PSt-g-PNIPAM) was prepared by atom transfer radical polymer......
Effect of intracellular water release on hydro-mechanical behaviors of high kitchen waste content mu
The release of intracellular water during degradation process contributes to the great leachate production and settlemen......
Lithology, kinematics and geochronology related to Late Mesozoic basin-mountain evolution in the Nan
The Nanxiong red-bed basin and its adjacent Zhuguang granite form a distinctive basin-mountain landform in the Nanling r......
The objective of the presented work was to assess the adsorption processes of Cu(Ⅱ) from aqueous solution onto a granul......
A novel β-diketone, 1-(3,4,5-trisbenzyloxy)benzoyl-5-benzoyl acetylacetone (TBAA), and its corresponding binary Tb(Ⅲ) ......
Effect of solvent on catalytic performance of anhydrous catalyst in acetylene dimerization to monovi
The production of monovinylacetylene (MVA) through Cu(Ⅰ)-catalyzed acetylene dimerization reaction was performed in dif......
MDPE-g-MAH copolymers were prepared with MDPE (medium density polyethylene) and MAH (maleic anhydride) under different i......
On June 9,Chinalco convened discussion meeting on integrated utilization of chemical alumina and red mud.Ge Honglin,Chai......
A new application of metal organic framework(MOF) as a pseudo-capacitive material for supercapacitors is investigated.To......
Graft co-polymerization of maleic acid and vinyl acetate onto poly(vinylidene fluoride) powder by pr
Binary monomers of maleic acid and vinyl acetate are grafted onto poly(vinylidene fluoride) (PVDF) powder by pre-irradia......
Influence of intrauterine injection of rat fetal hepatocytes on rejection of rat liver transplantati
AIM:To investigate the influence of immune toleranceinduced by intrauterine exposure to fetal hepatocytes onliver trans......
Recent advances in optoelectronic properties and applications of two-dimensional metal chalcogenides
Since two-dimensional(2D) graphene was fabricated successfully, many kinds of graphene-like 2D materials have attracted ......
Effect of Starch/Polylactic Acid Ratio on the Interdependence of Two-Phase and the Properties of Com
Starch/polylactic acid(PLA) composites were prepared by melt extrusion, with corn starch and PLA as raw materials, glyce......
将灰色关联分析(GRA)与熵权理论相结合,建立了土石坝除险加固防渗方案多属性定量决策评价模型,并利用该模型计算分析了某土石坝除......
Developing high-performance noble metal-free and free-standing catalytic electrodes are crucial for overall water splitt......
Aortic dissection occurs when layers of the aorticwalls are separated by the blood flow through anintimal tear.Dissecti......
In recent years,with an in-depth understanding of the relationship between language and culture,many foreign language te......
以与职业学校合作的40家制造业企业为样本开展问卷调查,采用利益相关者方法,建立企业利益相关者GRA(灰色关联度分析)评价模型,通过......
A dynamic phosphor-silicate glass (PSG) gettering method is proposed in which the processes of the gettering of Ni by PS......
Frequency stabilization in FBG external cavity semiconductor laser based on acetylene absorption met
A frequency-stabilized 1.53 μm FBG external-cavity semiconductor laser by using acetylene absorption is presented and i......
Acousto-optic modulation of the femtosecond laser beam has wide potential in various fields such as microscopic imaging,......
En Chine on désigne par “littérature contemporaine” l′ensemble de la création postérieure à 1949. Le terme de p......
With linearly coupled nonlinear Schrodinger equations,numerical analysis has been performed on the mode locking forming ......
SILYLATION OF CELLULOSE WITH TRICHLOROSILANE AND TRIETHOXYSILANE IN HOMOGENEOUS LiCl/N,N-DIMETHYLACE
Silyl celluloses (SiC) were prepared by reacting cellulose with chloropropyltrichlorosilane (CPTCSi) andchloropropyltri......
A high-power fiber laser in an all-fiber format is reported. The system consists of 36 pump ports, which use both counte......
A novel dihydroxyl azacrown ether chitosan was synthesized by reacting dihydroxyl azacrown ether with epoxy activated ch......
The Attitude towards the Role of the First Language in Second Language Acquisition Evolved between 1
For many years, the learners’first language is regarded as the interference in second language acquisition (SLA) as wel......
Introduction Being an English teacher,in this article,I will give two linguistic examples on the phonological,grammatica......
Magnetic properties and their paleoclimatic implications revealed from the last glacial eolian sedim
The sand-hill section in Hongguang, Pengze County, Jiangxi Province is composed of eolian sand beds interbedded with 12 ......
Characteristics of the Composite Metallogenic System along the Jilin Paleocontinental Margin and the
In view of the existing problems about the metallogenic epoch and origin of the complex along the Jilin paleocontinental......
Detailed time-series studies on the major ion geochemistry of tropical peninsular Indian rivers are lacking. In this bac......
