Acta Scientiarum Naturalium Universitatis Pekinensis 2011 Issue 4 Determination and Evaluation of Semivolatile Organic Pollutants in the Refinery Wastewater Sediment Using Ultrasonication Extraction Combined with GC/MS

Determination and Evaluation of Semivolatile Organic Pollutants in the Refinery Wastewater Sediment Using Ultrasonication Extraction Combined with GC/MS
wang yong hua ; li li ren ; zhang bao zhong

..............page:735-740

Ecological Risk Analysis for Shenzhen River Watershed Based on PESR Model
yang pei ; li tian hong ; mao xiao zuo

..............page:727-734

Environmental Changes at the North of Jianghan Plain during Ming and Qing Period
zhong yu jia ; mo duo wen ; li yi zuo ; shi chen zuo ; hu zuo ; liu hui

..............page:711-718

Analysis of the Surface Temperature over Keerqin Sand Aera in Inner Mongolia
zhang peng ; zhang hong sheng ; du jin lin ; liu hui zhi

..............page:655-663

Uncertainty of the Numerical Simulation of a Failure Weather Forecast Case during the Paralymgic Games 2008
wang yi chuan ; zhang qing hong

..............page:647-654

Correlation Analysis between PM10 Mass Concentration and Meteorological Elements of Atmospheric Boundary Layer in Beijing Area
guo li ; zhang yan kun ; liu shu hua ; li ju ; ma yan jun

..............page:607-612

Application of Orientation Angle Compensation to Fully Polarimetric SAR Data for Bare Soil Moisture Estimation
yuan wei lin ; qin qi ming ; du shi hong ; shen xin yi

..............page:698-702

Top-Down Design for MASH21 Sigma-Delta Modulator
ge bin jie ; wang xin an ; zhang xing ; feng xiao xing ; wang qing qin

..............page:593-598

Study on Dynamic Survey of Group Geological Disasters in Dongjiang Reservoir Region, Zixing City, Using CBERS Images
xu yue ren ; he hong lin ; shen xu hui ; chen li ze

..............page:689-697

Application of the RZB Borehole Strainmeter in Crustal Stress Observation at the Eastern Margin of the Tibet Plateau
li tao ; chen qun ce ; ou yang zu xi ; ning jie yuan ; chen zheng ; wu li heng

..............page:677-683

Study of Freshman Adjustment after Enrollment： Empirical Research in Campus Using Newcomer Adjustment Model
li yi xuan ; chen zuo ; yao xiang ; wang zuo

..............page:719-726

A Method of Inferring Ground Level NO2 Using Satellite-Borne OMI Observations
ding yu yu ; peng li ; ran zuo ; zhao chun sheng

..............page:671-676

bei jing da xue zhi bei shi mo xi na mi dai de jian cai yan jiu qu de xin jin zhan

..............page:726-726

Numerical Simulation and Experimental Comparison on Atmospheric Pollution Chemical Accident Hazard Predicting（CDM）
huang shun xiang ; chen hai ping ; liu feng ; liu shu hua ; zhu feng rong

..............page:664-670

Retrieval of Aerosol Optical Depth from Fengyun-2C Geostationary Satellite Observation： Theory and Implementation
ren tong ; gao ling ; li cheng cai ; mao jie tai ; li wan biao ; shi guang ming ; yang dong wei ; wang lei

..............page:636-646

bei jing da xue jie guan guang zi qi jian yan jiu qu de xin jin zhan

..............page:586-586

bei jing da xue zai lhc shang tan suo kua ke nei bu jie gou yan jiu zhong qu de xin jin zhan

..............page:767-767

Review of the Field Measurements and Parameterization of the Dust Emission Flux
zhu hao ; zhang hong sheng

..............page:768-776

Multi-Scale Fluctuation of European Temperature Revealed by EEMD Analysis
wang bing ; li xiao dong

..............page:627-635

Applications of GPS Radiosondes and Aircrafts for a Precipitation Analysis in Zhangjiakou Region during the Spring of 2009
qiu zuo ; fang wen ; wang xiao bin ; zuo hong tao

..............page:619-626

A Simple Geometry Method for Analyzing Angle Relationship of Fault-Bend Fold Model
cai zhen zhong ; huang shao ying ; wang yue ran

..............page:684-688

Evaluating Income Impacts of Slopping Land Conversion Program in China： A Matching DID Model
xie xu xuan ; ma xun zhou ; zhang shi qiu

..............page:759-767

Greenhouse Gas Emissions by Chinese Economy：An Assessment Based on EIO-LCA Model

..............page:741-749

Application of Adaptive Narrow Beam to HF Antipodal Propagation
wen zuo wen ; li yan li ; duan xiao hui ; jiao bing li

..............page:581-586

A Study on the Long-Term Correlation of Cloud Amount
zuo jian hua ; xue hui wen

..............page:613-618

Scale Sensitive Analysis of Cellular Automata Model

..............page:750-758

Computation of Channel IR4 Albedo and Its Applications in Precipitation Analysis
wang ling xiao ; wang hong qing ; wang yu ; lin yin jing

..............page:599-606

Adaptive Kalman Filter Based Navigation Algorithm for Single-Frequency Precise Point Positioning
lu chen zuo ; tan yun hua ; zhu bai cheng ; zhou le zhu

..............page:587-592

Estimation of Forest Aboveground Biomass by Integrating GLAS and ETM Data
dong li xin ; wu bing fang ; tang shi hao

..............page:703-710