Journal of Beijing University of Technology 2012 Issue 11 Research of Measurement on the Vertical Distance of Parallel-horizontal Wells in the Oil Drilling

Research of Measurement on the Vertical Distance of Parallel-horizontal Wells in the Oil Drilling
LI De-sheng;TU Bing;HE Jian;LIU Ben-dong

..............page:1618-1622,1653

Instability Analysis of Angular Wobbly for Gas Film and Seal Ring in the System of Dry Gas Seal
HAN Ming-jun1;LI You-tang2;ZHU Li3;DING Xue-xing3;YU Shu-rong3

..............page:1648-1653

Decision on Optimal Active Response Based on Intrusion Graph
HU He1;HU Chang-zhen2;YAO Shu-ping2

..............page:1659-1664

Digital Watermarking Algorithm Based on Dual Circulation
JIANG Nan1;HAO Li-gang1;ZHU Xiao-lu2

..............page:1694-1697,1715

Real-time Algorithm for Detection of Human State With Triaxial Accelerometer
LI Na1;HOU Yi-bin1;HUANG Zhang-qin1;HAN Guang-li1;ZHANG Hui-bing1;2

..............page:1689-1693

Nonlinear Estimation of Static Flow Resistivity of Porous Sound Absorbing Materials
PENG Feng1;2;CHANG Bao-jun1;2;SUN Yan3

..............page:1756-1760

Comparisons of Nutrients Removal Performance Between Two Types of Step Feed Processes From Municipal Wastewater
WANG Shu-ying1;CAO Xu1;HUO Ming-xin2;GE Shi-jian1;WANG Gan1;ZHU Sui-yi2

..............page:1704-1709

Optimization Study on the Vehicle Handling Stability and Ride Comfort Using Genetic Algorithm Method
PAN Xiao1;3;CHEN Xiao-kai1;LIN Yi1;2;WANG Dong-cheng3

..............page:1638-1642

Application Research on Key Management of Ad Hoc Network Based on PTPM
HAN Lei1;LIU Ji-qiang2;WEI Xue-ye1;HOU Jie2

..............page:1676-1682

bei jing gong ye da xue xue bao zheng gao jian ze

..............page:1596

Almost Periodic Competition Models With Grazing Rates and Diffusions
WANG Chang-you1;2;3;WANG Shu1;LI Lin-rui1

..............page:1749-1755,1760

Heat Transfer Characteristic for Combined Micro Pin Fins
CUI Zhen-zhen;XIA Guo-dong;WU Hong-jie;ZHOU Ming-zheng;CHAI Lei;LI Jian

..............page:1698-1703

Information System Security Model With Sharing
GAO Chao-qin;XIAO Chuang-bai;GAO Yun-xiang;XU Xiao

..............page:1654-1658

Lip Movement and Expression Database Construction for Chinese Sign Language Synthesis
LI Jing-hua;WANG Li-chun;WANG Zhen;KONG De-hui;YIN Bao-cai

..............page:1665-1669

Influence of Mechanical Properties of Materials on the Tribology and Lubrication Performance
ZHANG Kuo;TAN Qing-chang;WANG Shun;WANG Cong-hui

..............page:1608-1612

Combined Solution Method of Surface Integral and Local FEM for the Non-line Vibration Characteristic of Cycloid Bevel Gear
LIU Zhi-feng;ZHANG Jing-ying;JIANG Feng-qi;YANG Wen-tong;CAI Li-gang

..............page:1643-1647

Further Reduction of Nilpotent Three-dimensional Vector Fields’ Normal Form Using First Integral
LI Jing;YUAN Xing;ZHANG Li-na

..............page:1745-1748

Dynamic Characteristics of Double-flank Gear Rolling Test With Many Degrees of Freedom
TANG Jie;SHI Zhao-yao

..............page:1633-1637

Characteristics of Hydraulic Control System for Using Driving the Composite Connecting Rod Mechanism Rolling
MA Li-feng 1;2;HUANG Qing-xue 1;HAN He-yong 1;CHU Zhi-bing 1;LI Zhi-gang 2

..............page:1601-1607

Fatigue Damage Accumulation Under Multiaxial Variable Amplitude Loading at High Temperature
SUN Guo-qin;SHANG De-guang;WANG Dong

..............page:1629-1632

Semantic Discovery of Web Services Based on Google Distance
YANG Hui-rong1;2;YIN Bao-cai1;2;FU Peng-bin1;QU Liang1

..............page:1670-1675

Improved Computation Method of Box Dimension and Its Application in Frost Formation
LIU Yao-min;LIU Zhong-liang;HUANG Ling-yan

..............page:1724-1730

Multi-axis Trailer Steering System Dynamic Analysis Based on Uncertainty
JIANG Yong;SHI Bo-qiang;GU Jie;XIN Jia-long

..............page:1613-1617

Improved LEACH of the Energy Efficiency and Sector Distribution
LIU Yan-heng1;REN An1;SUN Da-yang2;WANG Ai-min1;ZHONG Hui3

..............page:1683-1688

Vehicular Emission Characteristics in the Beijing-Tianjin-Hebei(BTH) Region
LANG Jian-lei1;CHENG Shui-yuan1;HAN Li-hui1;ZHOU Ying1;LIU Yu-ting2

..............page:1716-1723

Characteristics of Nitrogen Removal and Tubificidae Growth in the Step Feeding-Multistage A/O Process
LI Jun1;LI Ze-bing 1;KONG Qian1;JIANG Ming1;ZHAO Bai-hang1;MA Jia-xuan2;WANG Xiao-yi2

..............page:1738-1744

Disinfectant Efficacy of Chlorine and Chlorite in Nitrification Control in Water Distribution Systems
ZHAO Le-le1;LI Xing1;YANG Yan-ling1;LI Gui-bai2

..............page:1710-1715

Characteristics of Hydrodynamic and Pollutant Transport of the Branch River Estuary in the Three Gorges Reservoir Area
WANG Zheng1;2;GUO Xiu-rui1;CHENG Shui-yuan1;CHEN Yuan3;QIN Cui-hong2; LU Jin4;GAO Ji-jun4;HUANG Qing5

..............page:1731-1737

Design and Implementation of Echo Inspection System With Self-protection Function for Ultrasonic Guided Wave
HE Cun-fu;ZHOU Jin-jie;ZHENG Yang;WU Bin;FU Hao

..............page:1623-1628