Journal of Xinyang Normal University(Natural Science Edition) 1999 Issue 4 Techniques and construction of digital libraries

Techniques and construction of digital libraries
cao qing ping

..............page:481-483

21 shi ji gao xiao tu shu guan jian zhu she ji qian xi
li ji mei

..............page:484-485

The study and analysis on the same-time and along-time observation of literature obsolscence
wang hong zuo ; tao zhi ; yu mei ; wang su ming ; wang hong tao

..............page:486-489

xin yang shi fan xue yuan xue bao ( zi ran ke xue ban )1999 nian di 12 juan zong mu ci ( zhong ying wen )

..............page:490-496

Establation and training of CAI skill for the students in Teachers' College
cao kui ; wan nian qing ; chen li lin

..............page:478-480

Research on business computer information integrated system
zhang ji jun ; hou jun ; li an min

..............page:475-477

Dynamic equations for two-arm robotic mechanisms
huang xue yu

..............page:396-398

Non-stationary two-stage multisplitting iterative methods for the parallel solving systems of linear algebraic equations
zhang tian liang

..............page:393-395

The stability of fuzzy cellular neural networks
fu li hong ; jia yuan qiang ; fan tie gang

..............page:390-392

The controllability of a class of retard differential equation
liu bao cang ; hu qing ying ; liu ruo hui

..............page:383-385

An application of integrated semigroup in Queueing system
li hong zhong ; feng li hai ; li xue zhi

..............page:386-389

The database management mode of expressway toll
han de zhi ; lan jun rui ; xie chang zhen

..............page:472-474

HTML phraseology form and hyper text document design
li ji fang ; zhang shu fen ; li jin ; li guo liang

..............page:467-471

The causes and preventive measures of the cracks in brickwork
ma hong

..............page:463-466

The prevention and cure of chestnut black-rot by As-3 prolonging
chen kun ; shi xin cheng ; zhang su feng ; zhang hai bin ; tu xiang dong

..............page:461-462

The research report of prevention and control of chestnut saplings' powdery mildew in south Henan province
yang zuo hong ; zhang hai bin ; chen li bin ; guo guo feng ; liu zhen bang

..............page:459-460

Measures of controlling the deteriorating of water quality during the culture of soft shelled turtle in hothouse
huang bin ; zhao wan peng ; chen shi feng

..............page:456-458

On the pathogenic bacteria of the ascitesosis of trionyx sinensis
cheng tian yin ; tu xiang dong ; hu bin xin

..............page:451-455

The preparation of modified bentonit (Ⅱ)
hu fu xin ; peng bo ; shi qiao zhen

..............page:449-450

The extraction and property determination of cortex coloring matter of Quercus acutissima seed
chen zhi yong ; tao man qing ; yu yong ; huang fan

..............page:447-448

Synthesis of poly (maleic anhydride-co-acrylate sodium)
yang jing

..............page:444-446

Studies on synthesis and pH-sensitivity of hydrophilic-hydrophobic interpenetrating polymer network
zhang jian he ; yang ya jiang

..............page:440-443

General study of voltage(→←)frequency converter and its working principle
zhang shen ya

..............page:438-439

The design of temperature control system of an electric furnace for preparing non-porous expanded perlite
li chang geng

..............page:435-437

How to calculate the Gini coefficients based on single-logarithmed Lorenz curve of city-size distribution
guo hong jian ; chen yan guang ; wan nian qing

..............page:430-434

A new fractal dimension on transport networks and the method of its determination
chen yan guang

..............page:426-429,434

Study on touring function area of Nanwan Lake Scenic Area in Xinyang
jin jun ; wang yi min

..............page:422-425

Ecological tourism and non-ecological phenomenon:problems and measures
xu qiu hong

..............page:419-421

Research on the sustainable development of water-supply industry in China
yu guo zhong ; feng feng ying ; shang hui min

..............page:415-418

Wheat optimization cultivation model in West Henan arable land
li zhong min ; gao jiu si ; zhang yun feng ; wang si yuan ; xi quan zuo

..............page:410-414

Ab initio studies on the mechanism of the cycloaddition reaction between isocyanic acid and formaldehyde-catalytic effect
wang yan

..............page:407-409

Synthesis of 2,3,7-trihydroxy-9-[3,5-dibromo-4-(2,5-dihydroxy)phenylazo] phenylfluorone and its color reaction with various high Valence metal ion
gu yan ; huang ying ping

..............page:403-406

On the comparison of holonomic constraint and non-holonomic constraint
ma zhan qing ; li zu hai

..............page:399-402

On the spectrum of frame MOLS of type 1nu1
xu yun qing ; peng yu cheng

..............page:373-377

Harmless delays and global attractivity in ecological system
song xin yu ; wang yuan hui ; zhao fu xiang

..............page:378-382,402