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Journal of Natural Science of Heilongjiang University
1001-7011
2003 Issue 3
Existential forms of ozone in the atmosphere and corresponding environmental policies
lin xiu ; wang zhi min ; han ji xin
..............page:118-122
Study of synthetic method of chromiun citric acid
zhao shu qing ; zhang yan ; chen peng gang ; zou shu jun
..............page:115-117
Synthesis of n-butyl lactate catalyzed by TiSiW12O40/TiO2
sun zuo ; wu chang zeng
..............page:112-114
TInfluence of Chitosan on the cell walls of bacteria
wu di ; cai wei min
..............page:101-104
The preparation of Li4Ti5O12 nanoparticle and multiaperture film electrode
chi yu juan ; bi ye ; wang hong lin
..............page:97-100
Molecular simulation studies of the adsorptive power of three kinds of calixarenes on phenol
hou yan jun ; sun zhi zhong ; hao wen hui ; zuo peng fei
..............page:93-96
Human body's thermal health in dynamic thermal environment
jin ying zi
..............page:89-92
Properties of induced self-pumped phase conjugation in KNSBN:Cu crysty
fan xiu ying ; lv guo hui ; jiang zuo hong ; yu you long
..............page:85-88,92
A note on the commutativity of semiprime rings
zhu jie ; yu xian jun
..............page:34-35
The properties of the function f (x; A, B) = - x + (Acosx + B)/sinx
bi de gang ; ren hong shan ; wu hua yang ; li zhong qing
..............page:29-33,35
Calculus on the field Qp of p-adic numbers
gao guang hong ; cui ming gen ; zheng zhou xiong
..............page:15-18
Regularity properties of Runge-Kutta method for differential-algebraic equation
zhang chun rui ; zheng bao dong
..............page:6-9
(N) Fuzzy integral on fuzzy set
huang yan ; wu cong
..............page:1-5
Research on and design of GIS model for forest resource management and administration
gao xin dan ; luo si qing ; wu lei
..............page:81-84
Constrained optimization with evolutionary programming
yu qing mei ; qu wei ; shi ying
..............page:76-80
Passive control for singular systems with time-delay
dong xin zhuang ; zhang qing ling ; guo kai
..............page:72-75
Eigenstructure assignment via state feedback in 2-D Roesser Model
wu ai guo ; chen xing lin ; duan guang ren
..............page:62-66
Nearly submetacompact spaces
cao jin wen
..............page:50-53
Integral and its properties of fuzzy-valued function
bi shu juan
..............page:46-49,53
Qualitative analysis for a class of nonlinear dynamical systems
liu jun ; wang fan
..............page:41-45
Nonlinear wavelet estimation of regression functions for fixed base points
feng tao ; zhang shuang lin
..............page:36-40,45