Research on the Multidisciplinary Optimization Design Method for the Diesel Engine / Meng Sheng Wang; Rui Ping Zhou; Xiang Xu |
Approach Toward Parametric Design of Typical Parts and Parts-Library Based on UG / Li Zhi Gu; Xiao Jun Jie; Qi Hong |
Design and Study of Gate-Type Steel-Shuttering Jumbo for Tunnel Lining Based on CAD/CAE / Wei Ping Peng; Jun Yi Xia; Zhi Qiang Zhang |
MDO of the Transmission System Based Collaborative Optimization / Yun Liu |
The Development of Physique Monitoring CAD System Based on RBF Neural Networks / Yong Qing Wang; Lei Liu |
The Design of SVM-Based Fitness Consulting CAD System / Yong Qing Wang; Qing Xiu Li |
The Exploration of Fuzzy Inference-Based Fitness Monitoring CAD System / Yu Chun Huang; Jian Zhang; Yong Qing Wang |
The Influence of Green Therapy / Wei Cao; Li Li Dong |
Curing Kinetics of Octaepoxysilsesquioxane/MNA System / Zeng Ping Zhang; Guo Zheng Liang; Shuan Fa Chen |
Structure and Properties of Regenerated Cellulose Film with Fluorocarbon Coating / Yu Hui Zhang; Quan Ji; Hong Jin Qi; Xi Quan Sun |
Effect of Sintering Temperature on Microstructure of Porous Materials Using Iron Tailing and Shale / Hui Xiao; Yang Lv; Bao Guo Ma |
Effect of Zr Content on Properties of Mg-Zr PM Damping Alloys / Zi Li Liu; Fei Fei; Ping Shen; Gui Bin Zhou; Xi Qin Liu |
Preparation of Corundum/Mullite Composites by Sintering / Zhong Zheng Yang; Ke Liang Li; Wen Xuan Zhao; Yue Zhang |
Synthesis of Ultrafine Long Afterglow Phosphor with High Brightness via Al2O3 Coating Route / Yan Dong; Yang Zhou; Wei Jie Gu; Tong Cao |
Analyzing Relationship between Genetic, Geographical Factors and Protein Content of Winter Wheat at Different Regional Scales / Ying Ying Dong; Ji Hua Wang; Cun Jun Li; Ju Hua Luo; Hui Fang Wang; Qian Wang; Wen Jiang Huang |
Experimental Research of the Anodic Bonding in the Si-Glass-Si 3-Layer Structure / Xiao Wei Liu; Jia Lu Tang; Rong Yan Chuai; He Zhang |
Influence of Depositing Parameters on Microstructure of Ni-Co Pulse Plating / Ji Cheng Gao; Hui Ming Jin; Ji Qun Zhang; Jun Shi; Lu Li |
Fine Particle Dispersion and Deposition in Three Different Square Pore Flow Structures / Qi Li; Chuan Shan Dai; Wen Jing Jiao |
Some Research on the Medical Materials / Hui Lan Li; Lei Zhou; Chun Ling Sun |
Concrete Property Analysis with the Perspective of "5-10-14-18" and "5-10-18-22" Band Gradation / Bint Ashraf Warda; Ahmed Noor Munaz |
The Application of Multi-Agent Technology in the Fault Diagnosis System of Motor Armature / Su Fei Yang; Xiao Pin Wu |
Multivariate Statistical Process Monitoring and Fault Diagnosis Based on an Integration Method of PCA-ICA and CSM / Ying Hua Yang; Yong Lu Chen; Xiao Bo Chen; Shu Kai Qin |
A Secondary Development System on Grader Working Device Oriented to Mechanism Optimization / Rui Mu; Na Zhao; Yong Jun Pan |
T-S Fuzzy Control for Maximum Power Point Tracking of Solar Power Generation Systems / Shi Quan Shao; Ming Yin; Li Mei Xu; Yu Wang |
Research of Single Granule and Granule Group Motion Model by DEM / Ya Luo Yang; Ya Yu Huang; Wu Hao |
Modeling and Simulation of Hydraulic AGC System in a Cold Mill / Qi Ming Gao; Li Li Wu; Guo Qing Zhao; Xiu Jun Liu |
The Research on CNC Machine Tool's Position Limit Protection Equipments Based on Negative Logic Control / You De Wu; Jin Chun Feng; Bai Lin Li; Qi Hong |
The Application of the Baseline and Monitoring Methodologies to the Renewable Energy for Base Stations Project / Tian Jian Yang; Jin Huang |
Roll Damping and Anti-Capsizing System for Ships Using Fuzzy-Extension Control Strategy / Ming Hui Wang; Yong Quan Yu; Bi Zeng |
Modelling and Simulation of Phased Array Transducers Base on Advanced UT Techniques |
Building New Reliable Wireless Network by Using Distributed Control / Xin Ying Wang |
The Research on H2 Optimal Control Applied to Active Vibration Isolation / Jing Jun Lou; Qiang Hong Zeng; Shi Jian Zhu |
Research on New Machining Method that Cutting Arc Surfaces in SIEMENS840D System / Wen Bing Chen; Jin Chun Feng; Song He Huang |
Prediction of Compressive Strength of Aerated Lightweight Aggregate Concrete by Artificial Neural Network / Yoo Jae Kim; Jiong Hu; Soon Jae Lee; Benjamin J. Broughton |
Active Vibration Control for Lathe Based Neural Network / Jin Hua Wang; Wen Juan Huang; Hong Yan Zhang; Yao Gang Li |
Influence of Structural Parameters on Mechanical Properties of Double-Block Ballastless Track / Rong Chen; Wang Ping; Hao Xu |
Collision-Free Trajectory Generation for Waterway Surfaces of a PDC Drill Bit / Xu Bing Chen; Yang Song; Han Xin Chen |
Effect of Impact Position and Initial Velocity on Structure of Collided Tanker / Wen Feng Wu; Wan Qing Wu; Zheng Mao Wang; Jian Li Yang |
Experimental Research on Mechanical Calculation of Fascine Object's Underwater Falling / Jie Shi; Xiao Lei Zhang; Su Ting Yang |
The Harmonic Response Analysis on Vibration System of Disc Vibration Dryer / Xue Ping Wang; Zhen Wei Zhang; Yong Sheng Deng |
Particle Swarm Optimization Based Dimension Synthesis of the Experimental Mechanism for Elastic Bungee Jumping Ropes / Fu Xiang Zhang; Wen Zhong Li |
Incipient Hydrate Formation Pressure-Temperature and Equilibrium Composition for CH4-N2-O2-THF-H2O System / Xia Gao; Qiang Wu; Bao Yong Zhang |
The High Stress Soft Coal Seam Face Prediction Sensitive Index Critical Value Research / Yong Jiang Zhang |
Application and Advance in Super-Hard Tool Material / Jing Su; Yu Hua Zhang; Di Wang |
Environmental Characteristical Study on Pyrite Smelting Slag / Wen Jian Ma; Dong Wei Li; Lin Yu |
Study on Hydrological Simulation of Jin River Based on SWAT-X Model / Yu Jie Fang; Wen Bin Zhou; Ding Gui Luo |
Numerical Simulation of the Mechanically Pumped Two-Phase Cooling Loop / Jie Liu; En Ze Zhou; Wen Jun Zhao; Cheng Cheng |
Investigation on the Heat Exchange Characteristics of the Condenser for Space Applications / Jie Liu; En Ze Zhou; Wen Jun Zhao; Shuang Shuang Li |
Experimental Investigation on the Accumulator Liquid Distribution of Mechanically Pumped Cooling System / Jie Liu; Yun Feng He; En Ze Zhou; Wen Jun Zhao |
Impact of Different Film-Cooling Modes at Trailing Edge on the Aerodynamic Performance of Heavy Duty Gas Turbine Cascade / Xun Liu; Song Tao Wang; Xun Zhou; Guo Tai Feng |
Environmental Activity of Heavy Metals in Slags Treated by Electrokinetic Removal Technology / Zhong Hui Xu; Dong Wei Li; Xi Peng |
Reformed Hydrous-Ethanol Application in Spark Ignition Engine / Fu Bing You; Xin Tang Zhang; Zhi Xiang Pan; Ge Sheng Li |
Numerical Simulation of Furnace Combustion Characteristic in HTAC / Tao Du; Li Sheng Ji; Guang Yi Gao |
Numerical Simulation of Natural Convection Heat Transfer on Microencapsulated PCM Slurries / Yan Lai Zhang; Zhong Hao Rao; Shuang Feng Wang; Hong Zhang; Li Jun Li; Ming Long Zhang |
Readout Circuit for Uncooled Pyroelectric IRFPA / Fei Bao Lu; Guo Lin Lu; You Shu Huang; Xiang Hui Yuan |
Optimum Design of Multi-Axle Trailer's Steering Mechanism Based on ADAMS |
Discussion on the Design of a New Type Down-Hole BOP / Qi Ming Yang; Ying Fu; Cun Yong Guo |
Mechanism Implementation for a 4WID/4WIS Unmanned Vehicle / Xue Wen Rong; Rui Song; Yi Bin Li; Hai Bo Zhang |
Optimal DFIG Converter Protection Design under Different Controllers / Zi Fa Liu; Anaya Lara Olimpo |
A Material Selection Model of Mechanical Products Based on Total Life Cycle Design / Liang He; Wan Lin Guo |
Recent Nanofabrication of Silicon Dioxide on Silicon Wafer Using AFM Operated at Low Temperature / Agus Geter Edy Sutjipto; Afzeri; Amir Akramin Shafie |
Design of Material Electrostatic Test Platform / Hui Zhi Zheng; Xiao Feng Hu; Zhao Heng Du; Wei Liu |
The Design of Multi-Index System on UCAC2 Catalog / Jing Chang Pan; Hong Hui Shao; Xiao Long Li |
The Design of Automatic Rotary-Rivet-Placing System / Jia Zou; Ke Tian Li; An Ji Liu; Jun Chao Li; Wei Bing Zhou |
Calculation and Analysis of Microstructure of Austenitic Steel for Supercritical Unit / Dong Sheng Li; Xi Zhang Chen; Qi Xun Dai |
Development for the Optimization Technique of the Coiling Tension in Degreasing Unit / Zhen Hua Bai; Qing Tian Zhou; Xiao Dong Shi; Hong Xin Si; Gao He; Dong Dong Zhang |
A New Type of Pig Handling Trolley / Bo Wang; Yu Wang; Jin Lin Huang |
Machining Accuracy Analysis and Error Compensation Approach with the Effects of Cutting Tool Tip's Radius in NC Lathe Machining Process / Bin Cheng; Li Zhi Gu; Qi Hong |
Improvement and Implementation of Numerically-Controlled Process for Edger Mill Stand / Jin Chun Feng; Song He Huang; Lei Li |
Optimization and Realization of Bridge Girder of 320/50t-22m Quenching Crane / Xian Wen Wu; Dan Zhang; Jin Chun Feng; Jian Li |
Research on Structural Parameters of Conical Nozzle / Zhong Hua Huang; Ya Xie |
Intelligent Prediction on the Quality of Cementing / Wei Zhang Wang |
Study on Roller Eccentricity Compensation in a Cold Mill / Qi Ming Gao; Li Li Wu; Guo Qing Zhao |
Study on Soft Zone of Type 420 Stainless Steel Weldment during the Induction Brazing Process / Di Hsiang Chou; Hsien Lung Tsai |
Research on Machining Methods of Turning Trapezoidal Thread for Slender Axle on Lathe / Jin Chun Feng; Wen Bing Chen; Xu Liu; Song He Huang; Qi Hong |
Optimum KOH Wet Etching of Cantilever Tip for Better Image Captured by Nanoeducator / Agus Geter Edy Sutjipto; Waleed Fekry Faris; Erry Y.T. Adesta; Hafizah Hanim |
Analysis of Milling Forces in Slot Milling of Aluminum Alloy with Three Flutes Cutter / Ping Yuan; Hui Yue Dong |
Application of Intelligent Data Mining Method for Traffic Forecasting / Wei He; Jie Xiong |
Research on Signal Timing Method of Intersection Based on RFID |
Rapid Design of Low-Voltage Motor Protector Based on Axiomatic Theory / Li Yun Xu; Hai Jiang Chen; Ai Ping Li; Andrea Matta |
Computer Modeling for the CFG Pile in Highway Soft Foundation / Ke Feng Zhou; Yu Zhi Li |
Numerical Simulation of NO Conversion in the N2/O2/NO by Dielectric Barrier Discharge / Shui E Yin |
Investigation of Annealing Effect on the Electrical and Optical Properties of ITO Film Prepared by Sol-Gel Process / Jing Li; Xiao Dong Zhao |
The Design of Double Liquid Zoom Lens' Model Based on Electrowetting Effect / Ke Li; Jin Li Zhang; Hai Xing Zhao |
Study on Fault Signal Detection for PMLSM / Bao Yu Xu; Xiao Zhuo Xu; Yi Lun Liu; Xu Dong Wang |
Application Design of CAN Bus (CANOpen) for Rotary Screen Printing Machine / Xue Juan Kang; Jun Feng Jing; Jia Kun Li; Qing He |
Experiment Platform Design cSPACE-Based for a Permanent Magnet Linear Synchronous Motor Driven Inverted Pendulum / Rong Min Cao; Hui Xing Zhou; Rong Hua Ma |
Digital Filter Design in Power's Harmonic Wave Detection / Yu Liang Liu; Yu Lian Zhang; S. Chen |
Acquisition and Analysis on 3D Deformation of Windshield Glass in Vehicle-Pedestrian Accident / Tao Chen; Shuai Jing Wu; Jian Wei Shang; Lang Wei |
Study on the Current Application Situation and Development of E-Portfolio Based on ICT for Mechanical Components Using Genetic Algorithms / Yan Shuang Zhou; Yan Fu Zhang; Tun Dong; Hai Bing Zhan |
A Study of the Microstructure and Hardness of Ti-5Al-2Sn-2Zr-4Mo-4Cr by Laser Shock Peening / Wei Feng He; Yu Qin Li; Xiang Fan Nie; Rui Jun Liu; Qi Peng Li |
Study on Intensified Bioleaching Technology by Static Magnetic Field of Chalcopyrite Tailings / Li Li Lu; Dong Wei Li; Lin Yu |
Influence of Mo/Sb Co-Doping on Scintillation Properties of PbWO4 Crystal / Qing Ma; Si Qing Shen; Zhi Bin Xu; Jian Jun Xie; Hui Yuan; Ying Shi; Wei Xiong; Jia Yue Xu |
Preparation and Properties of Polyvinyl Alcohol (PVA)/Polyvinyl Pyrrolidone (PVP) Hydrogel / Shu Di Zhang; Yu Chun Zhai; Zhen Fang Zhang |
Preparation of Activated Alumina Admixture / Xiao Yan Wang; Hong Jian Wang; Gui Qin Hou; Zhao Xia Lv |
High Efficient White-Phosphorescence PLEDs by Using Water/Alcohol-Soluble Polyelectrolyte as an Electron Injection Layer / Nan Liu Liu; Hong Yu Zhen; Wei Xu |
Study on the Hydrolytic Stability of Borate Ester / Qi Wang; Guo Zheng; Jian Jie Ai; Xue Jing Wei |
Preparation and Photocatalytic Activity of Laden SiO2/TiO2 Composite Photocatalyst / Ai Yan; Wen Yan Huang; Yuan Cai Lv; Ming Hua Liu |
Modification of Polishing Putty: A Study on Inorganic Filler / Chun Bo Bi; Jian Guang Lin; Zeng Chuan Hao |
The Research of Silica-Coated Chromium Oxide Green Pigment Prepared by Liquid Phase Method / Hong Yan Zhang; Jin Hua Wang; Li Fang Zhang; Li Li Wang |
Octaepoxysilsesquioxane Cured by Different Curing Agents |
Drive Spindle Simulation for Continuous Rolling / Zeng Feng Li; Shen Bai Zheng; Yan Qin Liu |
A Preliminary Investigation on Friction Stir Spot Welding of Steel/Mg / Xi Jing Wang; Chang Qing Zhang; Bo Qiang Li; Tian Li |
Study on the Tribological Properties of Porous UHMWPE / Gang Wu; Xian You Zhong; Hong Ling Qin; Chun Hua Zhao |
Research on Noise Generation Mechanism of Rubber Material for Water-Lubricated Bearings / En Gao Peng; Zheng Lin Liu; Fang Lan; Sheng Dong Zhang; Ming Cheng Dai |
Recent Progress of Vibration Analysis on Fault Diagnosis for Rolling Bearing / En Gao Peng; Zheng Lin Liu |
Effect of Substrate Conditions on Residual Stress of Plasma-Spraying Sm2Zr2O7 Thermal Barrier Coatings / Ren Xi Hu; Su Ran Liao; Hong Song Zhang; Yuan Wei |
Real-Time Reliability Analysis and Optimal Distribution of the Reliability on Five-Axis Machining Center / Yu Tao Yan; Zhi Li Sun; Xin Ren; Qiang Yang |
Visual Inspection on Premature Failure of Electric Motor Bearings / Agus Geter Edy Sutjipto; A. Triwiyanto; Yulfian Aminanda; Waleed Fekry Faris; Erry Yulian Triblas Adesta |
Finite Element Thermo Analysis of Friction Material Enhanced by Bamboo Fiber / Jun Jie Sun; Zhi Qin Wang; Bao Gang Wang; Wei Ye; Yun Hai Ma |
Research on Magnetic Properties of Nd2Fe14B/#945;-Fe/Nd2Fe14B Exchange-Coupled Trilayer Films / Min Gang Zhang; Li Li Yang; Yi Chao Zhao; Jia Zhang; Gang Sun |
Two-Photon Excitation Fluorescence Lifetime Imaging Based on Time-Correlated Single Photon Counting |
A Control System for Traffic Light Based on GPRS / Sheng Hui Guo; Xue Li Zhu; Shu Xian Zhu; Yong Jun Zhu |
Chemical Sensors Based on Fiber Bragg Grating / Ming Fu Zhao; De Yi Huang; Bin Zhou; Lei Zi Jiao |
Monitoring of Microorganisms Growth Process Based on Fiber Bragg Grating Biosensor / Ming Fu Zhao; De Yi Huang; Lei Zi Jiao; Xue Mei Cao; Xi Han |
1064 nm High-Power Broad Area Semiconductor Lasers with Electrode Pattern / Zhong Liang Qiao; Si Yu Zhang; Xin Gao; Peng Lu; Hui Li; Yi Qu; Guo Jun Lui; Bao Xue Bo |
High Performance 785 nm Wavelength Super-Luminescent Diodes / Si Yu Zhang; Zhong Liang Qiao; Xin Gao; Yi Qu; Guo Jun Liu; Bao Xue Bo |
Research of Angled 8° Integrated 808 nm Wavelength SLDs / Si Yu Zhang; Zhong Liang Qiao; Bao Xue Bo; Xin Gao; Yi Qu; Peng Lu; Hui Li; Guo Jun Liu |
808 nm Semiconductor Lasers with Tailored Gain for Mode Shape / Zhong Liang Qiao; Bao Xue Bo; Si Yu Zhang; Xin Gao; Peng Lu; Hui Li; Yi Qu; Guo Jun Liu |
Influence of Gain Dispersion on the Propagation Characteristics of Ultrashort Optical Pulses in Distributed Fiber Amplifiers / Xiao Hong Zhou; Ze Yong Wang; Li Wang; Xiao Rong Gao; Bin Luo |
High Performance Precast Wall Panels with Shear Transfer Provided by Carbon Fiber Grid / Yoo Jae Kim; Tom Harmon; Byoung Hee You |
The Study on the Electrolyte Behavior of Aromatic Polyesters from Diphenolic Acid and Isophthaloyl Chloride / Ping Zhang; Lin Bo Wu; Bo Geng Li |
Effect of Sol-Gel Method for Medium Steel Phosphating Coating of Electrochemical Behavior / Jian Jun Hao; Xin Yuan Liu; Chong Rui Wang; Chun Yan Dong |
Enhanced Electrokinetic Removal of Heavy Metals in MSWI Fly Ash Assisted by Cation Exchange Membranes / Xi Peng; Bin Quan Jiao; Lin Yu; Dong Wei Li; Ke Yang |
Pechini Sol-Gel Fabrication and Luminescent Properties of Lu2SiO5: Ln3+ (Ln=Tb,Ce) Thin Films / Si Qing Shen; Zhi Bin Xu; Qing Ma; Jian Jun Xie; Ying Shi; Jia Yue Xu; Fei Ai |
The Effect of Silver Ion Catalysis on Bioleaching of Chalcopyrite Tailings / Jin Liu; Dong Wei Li; Shao Jian Zhang; Dou Li; Lin Yu |
The Viscosity Measurement of Polyethylene Glycol Dilaurate / Tong Yu Chen; Yan Jun Liu; Qing Zhu |
First Principle Investigation of O2 Adsorption on the LaMnO3 (001) Surface / Zhi Guo Yan; Wang Hui; Ai Guo Xuan; Yuan Xin Wu |
An Analysis on Technology and Product Quality Effect of II-Powdery Emulsion Explosives / Jun Guo; De Qing Gan; Jing Tan |
The Application of Air-Space with Mixed Emulsion Explosive in Open-Pit Mines / Jun Guo; De Qing Gan; Yu Zhang; Guang Fu Rong |
Modification of Asphalt by Montmorillonite / Zeng Ping Zhang; Yong Wen; Jian Zhong Pei; Shuan Fa Chen |
Refrigerant Capacity and Magnetocaloric Effect on LaFe11.1Co0.8Si1.1BX Alloys / Guo Qiu Xie |
Effects of Mg Substitution on the Thermoelectric Properties of Ca3Co4O9-Based Materials / Xiao Ling Qi; You Yu Fan; Ling Ke Zeng; Dong Sheng Zhu |
Calculation and Analysis on PM Thermal Characteristics Influence Performance of PMSM Based on FEM / Ji Zhu Liu; Xiao Hui Yu; Shao Hua Wang; Tao Chen; Rui Zheng Long |
The Trend Change of Bitumen Research: A Text Mining Analysis (2000-2010) / Shiang Hau Wu; Jiann Jong Guo |
Design and Experimental Research of Solar Powered Water Pump System Based on Single Chip / Xue Jun Yue; Tian Sheng Hong; Jian Qiang Lu; Yu Qing Luo |
Marine Growth Effect on the Vibration Characteristics of Offshore Wind Turbine with Jacket Foundation / Wei Shi; Hyun Chul Park; Chin Wha Chung; Young Chan Kim |
Computer Simulation of Icing on NACA0015 Blade Airfoil for Vertical Axis Wind Turbine / Yan Li; Fang Feng; Sheng Mao Li; Wen Qiang Tian |
Numerical Simulation on the Static Torque Performance of Vertical Axis Wind Turbine with Different Blade Airfoils / Yan Li; Fang Feng; Wen Qiang Tian; Kotaro Tagawa |
An Improved Differential Evolution Algorithm for Dynamic Economic Dispatch of Power Systems / Hong Feng Zheng |
Optimal Design of the Vibration Device of Block Making Machine / Hong Quan Liu; Hong Ru Liu; Jin Xi Lu |
Analysis on Proportion and Development of Steel Workers' Hospitalization Costs / Su Feng Yin; Sha Li; Ying Zhao; Xiao Jing Wang; Jian Hui Wu |
Analysis of Steel Industry Workers Abridged Life Table / Su Feng Yin; Ying Zhao; Sha Li; Jian Hui Wu |
Integrated Automation Monitoring System in the Application of 220kV Substation / Yan Yan; Xing Hua Ma; Fei Fei Ji |
Application of GM (1, N) Model on Slope Stability Analysis in Open Pit Mine / Jun Guo; De Qing Gan; Yu Zhang; Wei Hang Zhang |
Research on Energy Consumption of Screw Compressor under Load/Unload / Wei Qin Lin; De Wen Kong; Mao Lin Cai |
Analysis of Energy Consumption Efficiency Based on DEA-Tobit / Zheng Yuan Jia; Chuan Cai Li; Di Yuan |
The Design of a Central Air Conditioning System for a Rebuilt Commercial Building / You Yuan Zhou |
Analysis of Total Factor Energy Efficiency of Manufacturing Industry in Shandong Province Based on Malmquist Index Empirical Study |
Study on Power Load Forecasting Base on Grey Prediction Model by Slip Average Method / Zheng Yuan Jia; Zhi Wei Huang; Chun Mei Wang; Gang Zhang |
Research on Implementation Strategies of Green Supply Chain Management / Dian Jun Qin; Xiao Jing Guo |
Study on Green Supply Chain Management Based on Circular Economy / Li Jun Zhou; Hua Li |
Decoupling Analysis of Economic Growth and Total Primary Energy Supply for the BRICS: 1971-2008 / He Ming Wang; Qiang Yue; Zhong Wu Lu |
Comparative Study on Carbon Emission and Energy Consumption of the Textile Industry in Henan Province / Hong Yan Li |