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期刊论文 [48]
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2017 [60]
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Electromagnetic design of a 12 t twin-aperture dipole magnet
期刊论文
International journal of modern physics a, 2017, 卷号: 32, 期号: 34, 页码: 9
作者:
Wang, Chengtao
;
Kong, Ershuai
;
Cheng, Da
;
Wang, Yingzhe
;
Zhang, Kai
收藏
  |  
浏览/下载:31/0
  |  
提交时间:2019/04/23
Accelerator magnet
Dipole
High field
The urbanization efficiency in Chengdu City: An estimation based on a three-stage DEA model
期刊论文
PHYSICS AND CHEMISTRY OF THE EARTH, 2017, 卷号: 101, 页码: 59-69
作者:
Jia, Siqi
;
Wang, Chengxin
;
Li, Yifan
;
Zhang, Fan
;
Liu, Wei
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  |  
浏览/下载:26/0
  |  
提交时间:2019/09/25
Urbanization
Three-stage DEA model
Urbanization efficiency
Environmental variables
Sustainable development
Chengdu
Ecological security assessment based on ecological footprint approach in Beijing-Tianjin-Hebei region, China
期刊论文
PHYSICS AND CHEMISTRY OF THE EARTH, 2017, 卷号: 101, 页码: 43-51
作者:
Chu, Xi
;
Deng, Xiangzheng
;
Jin, Gui
;
Wang, Zhan
;
Li, Zhaohua
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  |  
浏览/下载:189/0
  |  
提交时间:2019/09/25
Ecological footprint
Ecological security
Ecological tension index
Ecological occupancy index
Ecological economic coordination index
Beijing-Tianjin-Hebei region
Ecological Protection and Restoration ProgramReduced Grazing Pressure in the Three-River Headwaters Region, China
期刊论文
RANGELAND ECOLOGY & MANAGEMENT, 2017, 卷号: 70, 期号: 5, 页码: 540-548
作者:
Zhang, Liangxia
;
Fan, Jiangwen
;
Zhou, Decheng
;
Zhang, Haiyan
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  |  
浏览/下载:28/0
  |  
提交时间:2019/09/25
ecological restoration
GLO-PEM
grassland degradation
forage supply
livestock reduction
Axial Tensile Stress-Strain Characterization of Bi-2212 Round Wire With Different Heat Treatments
期刊论文
IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, 2017, 卷号: 27, 期号: 6
作者:
Mao, Zhe-Hua
;
Jin, Huan
;
Qin, Jing-Gang
;
Liu, Fang
;
Dai, Chao
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  |  
浏览/下载:19/0
  |  
提交时间:2018/08/16
Axial Tensile Performance
Bi-2212
High-temperature Superconductor
Heat Treatment With Pressure
The past, present, and future of population geography in China: Progress, challenges and opportunities
期刊论文
JOURNAL OF GEOGRAPHICAL SCIENCES, 2017, 卷号: 27, 期号: 8, 页码: 925-942
作者:
Feng Zhiming
;
Li Fangzhou
;
Yang Yanzhao
;
Li Peng
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  |  
浏览/下载:34/0
  |  
提交时间:2019/09/25
population geography
fertility policies adjustment
population aging
new urbanization
China
Ecological Footprint Analysis Based on Changing Food Consumption in a Poorly Developed Area of China
期刊论文
SUSTAINABILITY, 2017, 卷号: 9, 期号: 8, 页码: 18
作者:
Zhen, Lin
;
Du, Bingzhen
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  |  
浏览/下载:23/0
  |  
提交时间:2019/09/25
food consumption
ecological footprint
biological capacity
carrying capacity
household survey
Guyuan
Recreational potential as an indicator of accessibility control in protected mountain forest areas
期刊论文
Journal of Mountain Science, 2017, 卷号: 14, 期号: 7, 页码: 1419-1427
作者:
Tomasz DUDEK
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  |  
浏览/下载:25/0
  |  
提交时间:2017/08/16
Forest Recreation
Recreational Capacity
Protected Areas
Mountain Forests
The Carpathians
China's Rare Earths Production Forecasting and Sustainable Development Policy Implications
期刊论文
SUSTAINABILITY, 2017, 卷号: 9, 期号: 6, 页码: 14
作者:
Wang, Xibo
;
Yao, Mingtao
;
Li, Jiashuo
;
Zhang, Kexue
;
Zhu, He
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  |  
浏览/下载:14/0
  |  
提交时间:2019/09/25
rare earths
sustainable development
production forecast
system dynamics model
policy recommendations
project of Key Laboratory of Carrying Capacity Assessment for Resource and Environment of Ministry of Land and Resource[CCA2016.09]
项目
项目编号: CCA2016.09, 资助机构: project of Key Laboratory of Carrying Capacity Assessment for Resource and Environment of Ministry of Land and Resource, 2017-
-
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  |  
浏览/下载:4/0
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提交时间:2019/09/25
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