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[期刊论文] 作者:Michael L. Anderson等, 来源:财经 年份:2015
“迷信、交通状况和主观幸福感”  NBER工作论文第21551号  开车者的时间成本是确定交通拥堵成本的一个关键因素。在很多国家,交通拥堵造成的成本消耗了大量的国民经济收入。有人估计,北京市交通拥堵的成本占其GDP的4%-7%。那么,交通拥堵对北京地区开车者的主......
[会议论文] 作者:Wang L.,Wang Q.L., 来源:第八届亚洲应用超导会议 年份:2015
A BSCCO HTS insert coil was put into a low temperature superconducting coil with 15 T center magnetic field to get a higher center field.As the large aspect ratio of the high temperature superconducti...
[期刊论文] 作者:William L. Martens,Densil Cabr, 来源:应用数学与应用物理(英文) 年份:2015
A hemispherical array of 196 independent loudspeakers has been constructed for laboratory research on spatial hearing, auralization, sound-field quality and spa...
[期刊论文] 作者:Benjamin L. Reichert,Sharon R., 来源:林学期刊(英文) 年份:2015
As the process of urbanization advances across the country, so does the importance of urban forests, which include both trees and the soils in which they grow....
[期刊论文] 作者:Richard L. Haney,Elizabeth B., 来源:土壤科学期刊(英文) 年份:2015
Nitrogen (N) mineralisation contributes considerably to crop growth in fertilized and unfertilized fields. It is useful to be able to assess potential N mineral...
[期刊论文] 作者:Brendan Kiefer,John L. Dahl, 来源:微生物学(英文) 年份:2015
Environmental mycobacteria are capable of forming biofilms in low-nutrient environments, and these biofilms may act as reservoirs for opportunistic infections....
[期刊论文] 作者:Harlin L. Ekoro Nkoungou,Danie, 来源:地球科学国际期刊(英文) 年份:2015
Magnetotelluric surveys have been conducted in the Mintom area in order to evaluate the water infiltration potential of the Dja river in a limestone deposit est...
[期刊论文] 作者:Pedemonte,Alberto L., 来源:能源与动力工程(英文) 年份:2015
The preparation and study of supported TiO2 for photocatalytic application in solar cell devices is a relevant research field. Thin films of TiO2 prepared on Ti...
[期刊论文] 作者:Simone L. Harrison,Nathan Down, 来源:世界工程和技术(英文) 年份:2015
Sunlight is a known skin carcinogen. Skin cancer is the most common form of cancer in humans, and typically affects sun-exposed parts of the body. Sunny Austral...
[期刊论文] 作者:Paula L. Corradini,Michael A., 来源:神经系统科学与医药(英文) 年份:2015
Inferences of subtle cerebral injury and dysfunction have been historically dependent upon psychometric tests from which clinical neuropsychological profiles ar...
[期刊论文] 作者:Yngvar Reichelt,Karl L. Reiche, 来源:精神病学期刊(英文) 年份:2015
Double blind tests of drugs and procedures depend on obtaining two equal and randomly assigned groups to be compared. With a diagnosis based only on symptoms, b...
[期刊论文] 作者:Samuel Gento,Gtinter L. Huber,, 来源:美中教育评论:B 年份:2015
[期刊论文] 作者:Marjorie Hall Haley,Sherry L., 来源:美中教育评论:A 年份:2015
[期刊论文] 作者:L. du Plessis, 来源:国际煤炭科学技术学报:英文版 年份:2015
[期刊论文] 作者:Joshua L. Watts,Peter C.Talbot, 来源:材料科学与工程:中英文A版 年份:2015
[期刊论文] 作者:Rachelle L. Haddock,Michael S., 来源:林学期刊(英文) 年份:2015
Management of recreational access on public forest lands is a complex issue of growing global importance. The provision of public recreation opportunities is pa...
[期刊论文] 作者:Moya L. Alfonso,Ashley Walker,, 来源:预防医学期刊(英文) 年份:2015
Purpose: The purpose of this qualitative study was to explore rural/urban differences in service providers’ perceptions of challenges and facilitators to servi...
[期刊论文] 作者:Rebecca Bordonaro,Patrick L. M, 来源:水资源与保护(英文) 年份:2015
Salmonella spp. is one of the most important food- and waterborne pathogens implicated in human and animal disease. A repeat cross-sectional study was performed...
[期刊论文] 作者:Steven Walczak,Deborah L. Kell, 来源:智能信息管理(英文) 年份:2015
Classification of research articles is fundamental to analyze and understand research literature. Underlying concepts from both text analytics and concept minin...
[期刊论文] 作者:Marcela Dupont-Soares,Ana L. M, 来源:健康科学:英文版 年份:2015
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