结果分析中...
检索条件:"关键词=environmental "
条 记 录,以下是1-10
|
视图:
排序:
期刊A 2.8 Ma record of environmental evolution and tectoni events inferred from the Cuoe core in the middle of Tibetan Plateau被引量:3
《中国科学:地球科学英文版》2004年第11期1025-1034,共10页SHEN Ji1,Lü Houyuan2,WANG Sumin1,CHEN Shiyue1,YANG Xiangdong1,WU Yanhong1 & ZHU Zhaoyu3 1.Nanjing Institute of Geography and Limnology,Chinese Academy of Sciences,Nanjing 210008,China 2.Institute of Geology and Geophysics,Chinese Academy of Sciences,Beijing 100029,China 3.Guangzhou Institute of Geochemistry,Chinese Academy of Sciences,Guangzhou 510640,China Correspondence should be addressed to Shen Ji(email: jishen@niglas.ac.cn) 
Based on a multi-proxy investigation into the deep core of the Cuoe Lake in the middle of Tibetan Plateau, a 2.8 Ma paleoclimatic and paleoenvironmental evolution is recon- structed. The result of magnetic stratum ind...显示全部
关键词:Tibetan Plateau  2.8 MaBP  environmental evolution  TECTONIC events  Cuoe Lake. 
期刊A Preliminary Analysis of Trace-Elemental Signatures in Statoliths of Different Spawning Cohorts for Dosidicus gigas off EEZ Waters of Chile被引量:1
《中国海洋大学学报:英文版》2015年第6期1059-1067,共9页LIU Bilin CHEN Xinjun FANG Zhou HU Song SONG Qian 
funded by the National Natural Science Foundation of China(Nos.41306127 and 41276156);National Science Foundation of Shanghai(13ZR1419 700);the innovation Program of Shanghai Municipal Education Commission(13YE091);Research Fund for the Doctoral Program of Higher Education of China(20133104120001);Shanghai Universities First-class Disciplines Project(Fisheries);supported by Shanghai Oversea Teaching Scholar Program and SHOU International Center for Marine Sciences
We applied solution-based ICP-MS method to quantify the trace-elemental signatures in statoliths of jumbo flying squid, Dosidius gigas, which were collected from the waters off northern and central Chile during the sc...显示全部
关键词:jumbo flying squid element/Ca OFF EEZ WATERS of Chile solution-based ICP-MS environmental variables 
期刊Call for Papers Special Section on Energy and environmental Materials
《电子科技学刊:英文版》2020年第3期296-296,共1页
Guest Editor Prof.Dr.Fan Dong University of Electronic Science and Technology of China,Chengdu Email:dongfan@uestc.edu.cn Research Fields:Energy and environmental Catalysis,Nanomaterials,and Materials Simulation He is...显示全部
关键词:PAPERS Chengdu environmental 
期刊The Important Role of Quality Management in environmental Monitoring
《气象与环境研究:英文版》2021年第4期48-48,51,共2页Yuan XU 
environmental protection is an important topic of global concern in recent years,and environmental monitoring is one of the most intuitive and effective means to reflect the environmental situation.With the increasing...显示全部
关键词:environmental protection environmental monitoring Quality management 
期刊environmental Problem Analysis and Policy Recommendations on Pacific Northwest Salmon
《地球与环境科学(英文)》2021年第2期1-6,共6页Jingjing Tao 
environmental issues are becoming hot topics nowadays.As the steps of industrialization and urbanization expand,the conflict between economic development and environmental protection appears to intensify and catch peo...显示全部
关键词:environmental problems Pacific northwest salmon Policy proposal Political analysis 
期刊Development of a Highly Sensitive Extractive Spectrophotometric Method for the Determination of Nickel(II) from environmental Matrices Using 2-Acetylpyridine-4-methyl-3-thiosemicarbazone
《美国分析化学(英文)》2012年第11期719-726,共8页Desam Nagarjuna Reddy Kanumukkala Vasudeva Reddy Berhanu Menasbo Tegegne Vanka Krishna Reddy 
Nickel(II) reacts with 2-acetylpyridine-4-methyl-3-thiosemicarbazone (APMT) and forms a yellow colored complex, which was extracted into n-hexanol from sodium acetate and acetic acid buffer at pH 6.0. The absorbance v...显示全部
关键词:Nickel(II) environmental Matrices Extractive SPECTROPHOTOMETRY 2-Acetylpyridine-4-methyl-3-thiosemicarbazone and Atomic Absorption Spectrometry 
期刊Impact of hillslope vegetation restoration on gully erosion induced sediment yield被引量:6
《中国科学:地球科学英文版》2006年第2期176-192,共17页CHEN Hao CAI Qiangguo 
supported by the National Natural Science Foundation of China(Grant Nos.40471085 and 30440034);the Key Funding Item of the Yellow River Conservancy Commission(Grant No.50239080);the State Key Basic Research Development Projects of China(Grant No.2002CB111502);The University of Hong Kong(CX10G-A00-05-02).
Facing the eco-environmental construction on the Loess Plateau, especially the vegeta-tion restoration in the semiarid areas, as well as the dam system engineering construction that is about to start, how can the vege...显示全部
关键词:relationship between HILLSLOPE and GULLY EROSION control  VEGETATION restoration  natural and human environmental element  LOESS Plateau. 
期刊Plant diversity-productivity patterns in the alpine steppe environment of the Central Tianshan Mountains被引量:1
《干旱区科学:英文版》2009年第1期43-48,共6页Hu, YuKun Li, KaiHui Gong, YanMing Yin, Wei 
supported by the Global environmental Foundation (The grassland program of Xinjiang province,China)
The biodiversity-productivity relationship is an important topic in the research of bio- diversity and ecosystem function. The plant diversity-productivity pattern is commonly unimodal and positively correlated. This ...显示全部
关键词:Tianshan Mountains plant diversity PRODUCTIVITY DCCA ORDINATION ALPINE STEPPE environmental factor 
期刊Life Cycle Assessment of Different Sea Cucumber(Apostichopus japonicus Selenka) Farming Systems
《中国海洋大学学报:英文版》2015年第6期1068-1074,共7页WANG Guodong DONG Shuanglin TIAN Xiangli GAO Qinfeng WANG Fang XU Kefeng 
supported by the National Key R&D Program(2011BAD13B03);the National Marine Public Welfare Project of China(200905020)
The life cycle assessment was employed to evaluate the environmental impacts of three farming systems(indoor intensive, semi-intensive and extensive systems) of sea cucumber living near Qingdao, China, which can effec...显示全部
关键词:Apostichopus japonicas LIFE CYCLE assessment environmental impact SUSTAINABILITY evaluation 
期刊Emission of BTEX and PAHs from molding sands with furan cold setting resins containing different contents of free furfuryl alcohol during production of cast iron
《中国铸造:英文版》2015年第6期446-450,共5页Mariusz Holtzer Sylwia Zymankowska–Kumon Angelika Kmita Rafal Dańko 
supported by the National Centre for Research and Development(Poland;No PBS2/A5/30/2013)
At present, furan resin is the largest selling no-bake system of moulding sands. The most commonly used furan no-bake binders(FNB) are condensation products of furfuryl alcohol(FA) urea, formaldehyde and phenol. They ...显示全部
关键词:FOUNDRY free furfuryl alcohol furan resins BTEX and PAHs environmental protection 
共221页<12345678910
聚类工具

北京电子科技职业学院特色库 版权所有 ©2018