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RATIO: 作品数：1764被引量：3857H指数：22; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：金浩唐索寒何学贤朱祥坤赵德群更多>>; 相关机构：西安科技大学清华大学东南大学中国地质科学院更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家教育部博士点基金更多>>

Accurate determination of anisotropic thermal conductivity for ultrathin composite film被引量：1: 《Chinese Physics B》2022年第10期572-577,共6页Qiu-Hao Zhu Jing-Song Peng Xiao Guo Ru-Xuan Zhang Lei Jiang Qun-Feng Cheng Wen-Jie Liang; Project supported by the National Basic Research Program of China (Grant No. 2016YFA0200800);the Strategic Priority Research Program of Chinese Academy of Sciences (Grant Nos. XDB30000000 and XDB07030100);the Sinopec Innovation Scheme (A-527);the National Key Research and Development Program of China (Grant No. 2021YFA0715700);the National Science Fund for Distinguished Young Scholars, China (Grant No. 52125302)。; Highly anisotropic thermal conductive materials are of significance in thermal management applications. However,accurate determination of ultrathin composite thermal properties is a daunting task due to the tiny therm...; 关键词：ULTRATHIN composite film thermal conductivity anisotropic ratio

Experimental and Numerical Studies of a Microscale Internal Combustion Swing Engine(MICSE)被引量：2: 《Journal of Thermal Science》2021年第5期1705-1717,共13页DU Ning KONG Wenjun; This project is funded by the National Natural Science Foundation of China(No.52076007);the National Key Basic Research Program of China(No.2014CB239603).; In this paper,the operation characteristics of a microscale internal combustion swing engine(MICSE)were investigated experimentally and numerically.The energy flow path of MICSE was comprehensively analyzed based on t...; 关键词：microscale internal combustion swing engine indicative thermal efficiency equivalent ratio ignition advance angle LEAKAGE

Damage Layer Evolution of a Breakwater Under Seawater Attack: Testing and Modeling被引量：1: 《Acta Mechanica Solida Sinica》2020年第1期1-13,共13页Sheng Cang Yizhan Yang Jiankang Chen; The authors would like to acknowledge the financial support by the National Natural Science Foundation of China(11832013,11772164);the National Basic Research Program of China(973 Program,2009CB623203);the Key Research Program of Society Development of Ningbo(2013C51007);K.C.Wong Magna Fund in Ningbo University.; This paper presents experimental and theoretical methods to study the damage layer evolution of a breakwater made with concrete hollow squares in marine environment.Wetting time was directly related to the performance...; 关键词：BREAKWATER Seawater attack Damage layer.Wetting time ratio.Modeling

Dynamic Rheological Behavior of Low Water-to-binder Ratio Mortars under Large Amplitude Oscillatory Shear(LAOS): 《Journal of Wuhan University of Technology(Materials Science)》2018年第3期608-618,共11页何真 JIANG Rui LI Yang; Fundey by the Major State Basic Research Development Program of China(973 Program)(No.2015CB655101);the National Natural Science Foundations of China(No.51379163); This work focuses on the dynamic rheological behavior of low water-to-binder ratio cement mortars blended with fly ash microspheres（FAM） or silica fume（SF）. The initial slump flow of each group has been controlled...; 关键词：dynamic rheology viscoelastic behavior LAOS mortar mineral admixture Lissajous plots Fourier transform

Fat-to-muscle Ratio: A New Anthropometric Indicator for Predicting Metabolic Syndrome in the Han and Bouyei Populations from Guizhou Province, China被引量：1: 《Biomedical and Environmental Sciences》2018年第4期261-271,共11页XU Ke ZHU Hui Juan CHEN Shi CHEN Lu WANG Xin ZHANG Li Yuan PAN Li WANG Li FENG Kui WANG Ke DONG Fen WANG Ding Ming YU Yang Wen PAN Hui SHAN Guang Liang; the National Science and Technology Pillar Program during the Twelfth Five-Year Plan Period sponsored by the Ministry of Science and Technology of China[grant number 2012BAI37B02];the National Natural Science Foundation of China[grant number 81673184]; Objective To investigate the prevalence and possible factors influencing metabolic syndrome in people from Guizhou Province and to explore the predictive value of the fat-to-muscle ratio in diagnosing metabolic syndro...; 关键词：Metabolic syndrome Anthropometric indicator Muscle Fat Fat-to-muscle ratio

Vertical-to-horizontal response spectral ratio for offshore ground motions:Analysis and simplified design equation被引量：14: 《Journal of Central South University》2017年第1期203-216,共14页陈宝魁王东升李宏男孙治国李超; Project(2011CB013605)supported by the National Basic Research Development Program of China(973 Program);Projects(51178071,51008041)supported by the National Natural Science Foundation of China;Project(NCET-12-0751)supported by the New Century Excellent Talents Program in University of Ministry of Education of China; In order to study the differences in vertical component between onshore and offshore motions,the vertical-to-horizontal peak ground acceleration ratio(V/H PGA ratio) and vertical-to-horizontal response spectral ratio(...; 关键词：offshore ground motion vertical component simplified design equation vertical-to-horizontal response spectral ratio （V/H） vertical-to-horizontal peak ground acceleration ratio （V/H PGA ratio） K-NET network seafloor earthquake measuring system （SEMS）

Process improvement in laser hot wire cladding for martensitic stainless steel based on the Taguchi method被引量：5: 《Frontiers of Mechanical Engineering》2016年第3期242-249,共8页Zilin HUANG Gang WANG Shaopeng WEI Changhong LI Yiming RONG; Laser hot wire cladding, with the prominent features of low heat input, high energy efficiency, and high precision, is widely used for remanufacturing metal parts. The cladding process, however, needs to be improved b...; 关键词：process optimization Taguchi method signalto-noise （S/N） ratio volumetric defect ratio laser hot wire cladding

An assessment of the carrying capacity of groundwater resources in North China Plain region–Analysis of potential for development被引量：4: 《Journal of Groundwater Science and Engineering》2016年第3期174-187,共14页LIU Min NIE Zhen-long WANG Jin-zhe WANG Li-fang TIAN Yan-liang; support of the National Basic Research Program of China (973 Program (2010CB428805));the Fundamental Research Fund (SK201306) of the Central Scientific & Research Institutes, Chinese Academy of Geological Sciences, the Institute of Hydrogeology and Environmental Geology, and the National Natural Science Foundation of China (41502253); Over-exploitation of groundwater in North China Plain(NCP) has resulted in a series of eco-environment problems. Sustainable use of groundwater resources in NCP, in particular management of groundwater resource carryi...; 关键词：North China Plain Groundwater resources carrying capacity Groundwater exploitation ratio Socio-economic development ratio

Decrease in snowfall/rainfall ratio in the Tibetan Plateau from 1961 to 2013被引量：9: 《Journal of Geographical Sciences》2016年第9期1277-1288,共12页王杰张明军王圣杰任正果车彦军强芳瞿德业; National Basic Research Program of China(973 Program),No.2013CBA01801;National Natural Science Foundation of China,No.41461003,No.41161012; On the basis of two gridded datasets of daily precipitation and temperature with a spatial resolution of 0.5°×0.5°, and meteorological station data released by the National Meteorological Information Center （NMIC...; 关键词：Tibetan Plateau gridded data snowfall/rainfaU ratio PRECIPITATION

Establish Albumin-creatinine Ratio Reference Value of Adults in the Rural Area of Hebei Province: 《Chinese Medical Sciences Journal》2016年第1期23-30,共8页Qiao-jing Liang Wen Huang Guo-juan Zhang Ning-li Wang; Supported by the National Basic Research Program of China(973 Program)(2007CB512201);the Program of Health Policy for blindness prevention from China;the Key Technologies R&D Program(2006-10903)from the Science and Technology Bureau of Handan City,Hebei Province,China;a program from Beijing Tongren Hospital;key discipline fund of Health Bureau,Handan City,Hebei Province,China; Objective To establish albumin-creatinine ratio （ACR） reference value of the rural population in Hebei province. Methods This study enrolled 5154 participants. By excluding subjects with hypertension, diabetes, dys...; 关键词：albumin-creatinine ratio ALBUMINURIA chronic kidney disease

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