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科研机构
北京大学 [136]
内容类型
期刊论文 [81]
其他 [46]
会议论文 [9]
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2017 [13]
2016 [12]
2015 [22]
2014 [9]
2013 [10]
2012 [12]
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专题:北京大学
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Comparing text-only and virtual reality discrete choice experiments of neighbourhood choice
期刊论文
LANDSCAPE AND URBAN PLANNING, 2017
Patterson, Zachary
;
Darbani, Jayad Mostofi
;
Rezaei, Ali
;
Zacharias, John
;
Yazdizadeh, Ali
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Discrete choice experiments
Landscape preference studies
Neighborhood choice
Attribute visualization
Gaming engines
RESIDENTIAL LOCATION CHOICE
STATED PREFERENCE
LANDSCAPE PREFERENCES
PICTURE-SUPERIORITY
TRANSPORTATION
ENVIRONMENT
MODEL
VISUALIZATION
ATTRIBUTES
PERCEPTION
Finding Healthcare Issues with Search Engine Queries and Social Network Data
其他
2017-01-01
Lali, M. Ikram Ullah
;
Ul Mustafa, Raza
;
Saleem, Kashif
;
Nawaz, M. Saqib
;
Zia, Tehseen
;
Shahzad, Basit
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2017/12/03
Epidemics
Google Queries
Influenza
Opinion Mining
Sentimental Analysis
Social Network
WEB
SURVEILLANCE
DISEASE
ACCESS
Individual particles emitted from gasoline engines: Impact of engine types, engine loads and fuel components
期刊论文
JOURNAL OF CLEANER PRODUCTION, 2017
Xing, Jiaoping
;
Shao, Longyi
;
Zheng, Rong
;
Peng, Jianfei
;
Wang, Wenhua
;
Guo, Qian
;
Wang, Yinhui
;
Qin, Yanhong
;
Shuai, Shijin
;
Hu, Min
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Individual particles
Gasoline engines
TEM-EDX
Gasoline direct injection (GDI) engines
Port fuel injection (PFI) engines
Gasoline engine bench tests
PARTICULATE MATTER FORMATION
SPARK-IGNITION ENGINES
CHEMICAL-COMPOSITION
ELECTRON-MICROSCOPY
AEROSOL-PARTICLES
PM2.5 EMISSIONS
PASSENGER CARS
PM EMISSIONS
MIXING STATE
VEHICLES
Direct emission of nitrous acid (HONO) from gasoline cars in China determined by vehicle chassis dynamometer experiments
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Liu, Yuhan
;
Lu, Keding
;
Ma, Yufang
;
Yang, Xinping
;
Zhang, Wenbin
;
Wu, Yusheng
;
Peng, Jianfei
;
Shuai, Shijin
;
Hu, Min
;
Zhang, Yuanhang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Long Path Absorption Photometer
PFI
GDI
Beijing cycle
Gasoline car
Nitrous acid emission index
AMBIENT-TEMPERATURE
BOUNDARY-LAYER
REACTIVITY
SOOT
ATMOSPHERE
EXHAUST
NO2
跨媒体分析与推理:研究进展与发展方向(英文)
期刊论文
Frontiers of Information Technology & Electronic Engineering, 2017
Yu-xin PENG
;
Wen-wu ZHU
;
Yao ZHAO
;
Chang-sheng XU
;
Qing-ming HUANG
;
Han-qing LU
;
Qing-hua ZHENG
;
Tie-jun HUANG
;
Wen GAO
收藏
  |  
浏览/下载:19/0
  |  
提交时间:2017/12/03
跨媒体分析
跨媒体推理
跨媒体应用
Cross-media analysis
Cross-media reasoning
Cross-media applications
RETRIEVAL
KNOWLEDGE
SEMANTICS
IMAGES
CODES
Multi-channel nanosecond discharge plasma ignition of premixed propane/air under normal and sub-atmospheric pressures
期刊论文
COMBUSTION AND FLAME, 2017
Lin, Bing-xuan
;
Wu, Yun
;
Zhang, Zhi-bo
;
Chen, Zheng
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Ignition
Multi-channel nanosecond discharge
Ignition kernel
Propane/air
Low pressure
REPETITIVELY PULSED DISCHARGE
VOLUME COMBUSTION-CHAMBER
S-CURVE TRANSITION
SPARK-IGNITION
AIR MIXTURES
FLAME
ENERGY
METHANE
Three-Dimensional Numerical Study of Flow Particle Paths in Rotating Detonation Engine with a Hollow Combustor
期刊论文
COMBUSTION SCIENCE AND TECHNOLOGY, 2017
Yao, Songbai
;
Tang, Xinmeng
;
Wang, Jianping
;
Shao, Yetao
;
Zhou, Rui
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
Hollow combustor
Numerical simulation
Particle path
Rotating detonation engine
PROPULSIVE PERFORMANCE
WAVE
MECHANISM
CHAMBER
Numerical study of hollow rotating detonation engine with different fuel injection area ratios
期刊论文
PROCEEDINGS OF THE COMBUSTION INSTITUTE, 2017
Yao, Songbai
;
Tang, Xinmeng
;
Luan, Mingyi
;
Wang, Jianping
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Rotating detonation engine
Simulation
Hollow combustor
Fuel injection
Propulsion
HYDROGEN-OXYGEN MIXTURE
PROPULSIVE PERFORMANCE
WAVE
COMBUSTOR
MECHANISM
FLOW
Effects of initial temperature on autoignition and detonation development in dimethyl ether/air mixtures with temperature gradient
期刊论文
PROCEEDINGS OF THE COMBUSTION INSTITUTE, 2017
Dai, Peng
;
Qi, Chengken
;
Chen, Zheng
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Autoignition
Detonation
Temperature gradient
Dimethyl ether
PROPAGATING SPHERICAL FLAMES
REACTION FRONT PROPAGATION
SPARK-IGNITION ENGINE
N-HEPTANE/AIR MIXTURE
HIGH-PRESSURE
PRE-IGNITION
HOT-SPOTS
MODEL
INHOMOGENEITIES
DEFLAGRATION
Effects of flame propagation speed and chamber size on end-gas autoignition
期刊论文
PROCEEDINGS OF THE COMBUSTION INSTITUTE, 2017
Yu, Hao
;
Qi, Chengken
;
Chen, Zheng
收藏
  |  
浏览/下载:105/0
  |  
提交时间:2017/12/03
Autoignition
End-gas
Flame propagation speed
Chamber size
Maximum pressure
REACTION FRONT PROPAGATION
SPARK-IGNITION ENGINE
N-HEPTANE/AIR MIXTURE
SPHERICAL FLAMES
KNOCKING COMBUSTION
HOT-SPOT
TEMPERATURE
INHOMOGENEITIES
SIMULATIONS
COMPRESSION
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