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Journals   A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Journal of Beijing Normal University(Natural Science)
0476-0301
2003 Issue 2
A STUDY ON ABNORMALITY BRIGHTNESS BY CLASSIFICATION AND REGRESSION TREE METHODS
li yong ; he yang bo ; ma li ; qiang zu ji
..............page:143-146
A STUDY ON URBANIZATION PROCESS AND CHANGES OF WATER ENVIRONMENT IN SHENZHEN CITY
zhou hai li ; shi pei jun ; xu xiao li
..............page:273-279
ASSESSMENT ON URBAN ECOSYSTEM SERVICES OF GUANGZHOU CITY
xu qiao ; he meng chang ; yang zhi feng ; yu jing shan ; mao xian qiang
..............page:268-272
PRELIMINARY STUDY OF LAND-USE AND LAND-COVER CHANGE IN HIGH FRIGID REGION:TIBET AUTONOMOUS REGION LAZI COUNTY AS AN EXAMPLE
zhao yan zhi ; cheng hong ; wang gui yong ; zou xue yong
..............page:261-267
DECOMPOSITION THEOREM OF INTERVAL-VALUE FUZZY SETS
zeng wen yi ; li hong xing ; shi zuo
..............page:171-177
THE MEMBERSHIP FUNCTIONS OF ROUGH SETS AND THE RELATIONSHIP WITH FUZZY SETS
hu dan ; sun kui ming ; li hong xing
..............page:165-170
INERTIA OF A HERMITIAN TOEPLITZ MATRIX
zhao bin ; chen gong ning
..............page:159-164
DISPLACEMENT STRUCTURES AND INVERSION FORMULAS FOR q-ADIC VANDERMONDE-LIKE MATRICES
yang zheng hong ; hu yong jian ; chen gong ning
..............page:153-158
THE APPLICATION OF LIKELIHOOD RATIO TESTS AND BAYESIAN INFERENCE IN THE MOLECULAR PHYLOGENY OF PHASIANIDAE
zhang yuan ; zhang zheng wang ; zheng zuo
..............page:250-257
X RAY MICROANALYSIS OF THE ELEMENTAL COMPOSITION IN THE NEEDLE LEAVES OF P.BUNGEANA ZUCC. EX ENDL.
yang rong xi ; wang juan ; li yong liang ; zhou yun long
..............page:246-249
AN X RAY DIFFRACTION STUDY ON THE GRAIN-SIZE OF EGGSHELL FROM THREE SPECIES OF PHEASANTS
chang chong yan ; ma hui ; zhang zheng wang
..............page:242-245
DETERMINATION OF INHIBITORY ACTIVITY TO THROMBIN OF INHIBITOR FROM YANYUAN LEECH
zhao rong le ; zheng guang yu
..............page:238-241
A PRELIMINARY STUDY ON A NEW KIND OF BONE IMAGING AGENT 99mTc-AMDP
liu li qin ; yang jian quan ; li zuo ; li zhi min ; wang xue bin
..............page:230-234
A STUDY ON THE ELECTROCHEMICAL BEHAVIOR OF MTX AT Co/GC ION IMPLANTATION MODIFIED ELECTRODE
shang jun ; sun zi jie ; hu jin bo ; lu yi qiang ; li qi long
..............page:220-225
A STUDY ON STOCK MORTGAGE LOAN'S PROBLEM UNDER THE UNCERTAINTY
tian wen zhao ; zhao shi bo
..............page:209-214
UNUSUAL TRANSPORT PROPERTY OF QUASI-ONE DIMENSIONAL LADDER MATERIALS
huang ying ; qin ji hong ; feng shi ping
..............page:204-208
NEUTRON ACTIVATION ANALYSIS OF COLORING ELEMENTS IN ANCIENT YAOZHOU PORCELAIN
li rong wu ; li guo xia ; zhao wei juan ; xie jian zhong ; guo min ; feng song lin ; fan dong yu ; zhang ying ; chai zhi fang ; zuo zhen xi
..............page:201-203
THE EFFECTIVE ELECTRIC FIELD IN SEMICONDUCTOR QUANTUM DOT IN GLASS
tian qiang ; xu quan
..............page:198-200
A NUMERICAL ANALYSIS FOR A NEW TYPE TRANSISTOR
guo hui min ; zhou hui ; ji cheng zhou
..............page:188-192
AN IMPROVED EM MODEL TO STUDY THE EFFECTS OF PARASITE TRANSISTORS IN DIGITAL INTEGRATED TRANSISTORS
cai yi mao ; ji cheng zhou ; li guo hui
..............page:184-187