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科研机构
北京大学 [30]
内容类型
期刊论文 [22]
其他 [8]
发表日期
2017 [1]
2016 [4]
2015 [3]
2014 [3]
2013 [1]
2012 [2]
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专题:北京大学
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Fracture detection in oil-based drilling mud using a combination of borehole image and sonic logs
期刊论文
MARINE AND PETROLEUM GEOLOGY, 2017
Lai, Jin
;
Wang, Guiwen
;
Fan, Zhuoying
;
Wang, Ziyuan
;
Chen, Jing
;
Zhou, Zhenglong
;
Wang, Shuchen
;
Xiao, Chengwen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Fracture
Oil-based mud
Image logs
Sonic logs
TIGHT-GAS SANDSTONES
TRIASSIC YANCHANG FORMATION
SITU STRESS DIRECTION
NORTHERN TARIM BASIN
KUQA DEPRESSION
SAUDI-ARABIA
NW CHINA
PETROPHYSICAL LOGS
DENSITY-ESTIMATION
LOW-PERMEABILITY
轨道交通对不同区段土地利用影响差异研究--以武汉轨道交通2号线为例
期刊论文
地域研究与开发, 2016
钟奕纯
;
冯健
;
何晓蓉
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
轨道交通
土地利用
空间差异
武汉市
rail transit
land use
spatial difference
Wuhan City
Research on the Method to Calibrate Structure Parameters of Line Structured Light Vision Sensor
其他
2016-01-01
Niu, Mingang
;
Zhao, Kangnian
;
Wan, Jie
;
Li, Yanyan
;
Liu, Shuzhong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Linear structured light
Camera
Retro-reflective target
Light plane
How do metro stations integrate with walking environments? Results from walking access within three types of built environment in Beijing
期刊论文
CITIES, 2016
Sun, Guibo
;
Zacharias, John
;
Ma, Ben
;
Oreskovic, Nicolas M.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Walking environment
Transit-oriented development
Tracking method
Geographic information system
Beijing
TRANSIT-ORIENTED DEVELOPMENT
PHYSICAL-ACTIVITY
PUBLIC-TRANSIT
LAND-USE
TRAVEL
DENSITY
OBESITY
DESIGN
CITIES
RAIL
KINETIC SIMULATION OF SLOW MAGNETOSONIC WAVES AND QUASI-PERIODIC UPFLOWS IN THE SOLAR CORONA
期刊论文
ASTROPHYSICAL JOURNAL, 2016
Ruan, Wenzhi
;
He, Jiansen
;
Zhang, Lei
;
Vocks, Christian
;
Marsch, Eckart
;
Tu, Chuanyi
;
Peter, Hardi
;
Wang, Linghua
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/04
Sun: corona
Sun: oscillations
waves
ACTIVE-REGION LOOPS
PROPAGATING DISTURBANCES
MAGNETOACOUSTIC WAVES
MHD WAVES
SPECTROSCOPIC OBSERVATIONS
PARTICLE INTERACTIONS
COULOMB COLLISIONS
POLAR PLUMES
ALFVEN WAVES
WIND
The determinants of the commuting burden of low-income workers: evidence from Beijing
期刊论文
ENVIRONMENT AND PLANNING A, 2015
Zhao, Pengjun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
transport inequity
commuting time
spatial constraints
self-determined actions
Beijing
SPATIAL MISMATCH HYPOTHESIS
RESIDENTIAL SELF-SELECTION
URBAN-TRANSPORTATION
TRAVEL BEHAVIOR
CHINA
GENTRIFICATION
ACCESSIBILITY
MOBILITY
POLICY
LAND
Analytical approximation of transit time scattering due to magnetosonic waves
期刊论文
geophysical research letters, 2015
Bortnik, J.
;
Thorne, R. M.
;
Ni, B.
;
Li, J.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
magnetosonic waves
radiation belts
wave-particle interactions
transit time scattering
nonresonant scattering
space plasmas
PROTON RING DISTRIBUTIONS
RADIATION BELT ELECTRONS
COHERENT VLF WAVES
EQUATORIAL NOISE
ENERGETIC ELECTRONS
MAGNETOSPHERE
CLUSTER
PLASMA
EMISSIONS
ANGLE
时变公交网络的数学规划模型与算法
期刊论文
复杂系统与复杂性科学, 2015
徐勇
;
李杰
;
安利平
;
王平
;
CHU Chao-Hsien
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
公交网络
换乘次数
换乘线路
影射网络
public transport network
transfer time
transfer lines
mapping network
An innovation in green transport for high-density cities: The rail transit - Road system
其他
2014-01-01
Zhao, Pengjun
;
Ji, Yantong
;
Li, Kai
;
Feng, Xiao
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/17
Interactions between magnetosonic waves and radiation belt electrons: Comparisons of quasi-linear calculations with test particle simulations
期刊论文
geophysical research letters, 2014
Li, Jinxing
;
Ni, Binbin
;
Xie, Lun
;
Pu, Zuyin
;
Bortnik, Jacob
;
Thorne, Richard M.
;
Chen, Lunjin
;
Ma, Qianli
;
Fu, Suiyan
;
Zong, Qiugang
;
Wang, Xiaogang
;
Xiao, Chijie
;
Yao, Zhonghua
;
Guo, Ruilong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/10
DIFFUSE AURORAL PRECIPITATION
RELATIVISTIC ELECTRONS
RESONANT SCATTERING
RING DISTRIBUTIONS
EQUATORIAL NOISE
PITCH-ANGLE
CHORUS
MAGNETOSPHERE
PROPAGATION
FREQUENCY
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