Journal of Xi'an Shiyou University(Natural Science) 2003 Issue 4 Regularities and prevention-controlling measures of air pollution in Lanzhou City

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Journal of Xi'an Shiyou University(Natural Science)
1673-064X
2003 Issue 4

Regularities and prevention-controlling measures of air pollution in Lanzhou City
gao jian hua

..............page:85-88

Sum of the absolute value of Chebyshev polynomial coefficients and its properties
liu duan sen

..............page:83-84,88

Relationship between the equivalent resistance of transmission line and the frequency of current in it
lu bai zuo

..............page:80-82

Quantum mechanics and quantum computer
zhang shi yong

..............page:77-79

Design and implementation of network security system of Geophysical Research Institute of Shengli Oilfield
song jian

..............page:74-76

Study on SOC design methodology based on reusable IP cores
shen ge ; fan xiao zuo

..............page:70-73

Techniques for preventing Information leakage of computer and its peripheral equipment
li hai quan

..............page:65-69

Development and application of crude oil emulsion-breaking agent Pel-01
tang jin long

..............page:63-64,82

Synergic extraction of lanthanide ions (La3+, Sm3+,Er3+)by 1-phenyl-3-methyl-4-acetyl-pyrazolone-5 and 1,10-phenanthroline
li ju yuan

..............page:59-62

Fault diagnosis of rolling bearing based on wavelet packet combined autoregressive power spectrum theory
wang qian long ; qu zhan ; feng quan ke ; pa na er han

..............page:56-58,76

Computer-assisted measurement and analysis of the rotating error of a machine tool main-shaft
wang jiang ping

..............page:53-55

Diagenesis of Chang2 reservoir of Upper Triassic Series in Zichang oilfield and the factors of influencing the physical property of the reservoir
wu shao bo ; zhao jing zhou ; luo ji hong ; lei xiao lan ; fan wan hong

..............page:7-10

Characteristics of the fractures and distribution of petroleum in Beitang depression
fang li min ; luo qun

..............page:1-6

Study on the mechanism of nitrogen hot-water foam flooding
lu xian liang ; chen hui ; zuo zhi an ; lv guang zhong ; han peng

..............page:49-52

Plugging characteristics and plug-removing measures of low-permeability reservoir
zhang xuan qi

..............page:45-48

High frequency approximate solution of wave equation of bit vibration source in seismic while drilling
li zuo ; wang zuo ; han ji yong

..............page:40-44

Establishing the model for calculating the fracturing pressure of formation rock during oil/gas wells fracturing by using fracture mechanics theory
cao yan guang ; liu chang song ; lin ping ; huang xue bin ; wang yong kang

..............page:36-39,73

Restoration of the breakingpoints of a logging curve by means of mathematical morphology
sun jing rong ; xu lu ping ; liao hong wei

..............page:33-35

Study of fluid potential field and its application
he hu jun ; shi zhong sheng ; shi jun ; liu gang ; liu bao jun

..............page:30-32,44

Effect of clay minerals on initial migration of petroleum
shi zhong sheng ; he hu jun ; chen shao ping ; liu bao jun ; shi jun ; liu gang

..............page:26-29

Study on sedimentary microfacies of heterogeneous complicated fault-block reservoir and its application
hu shun xing ; geng shi jiang ; hou ping shu ; cui tai hua ; li ben han

..............page:23-25

An improved simulated annealing algorithm and its application to seismic remaining static correction
jing xi li

..............page:19-22

Dwarf fauna from the Lower Carboniferous of Jingtai, Gansu, China
cui zuo xia ; yang feng qing ; zeng guang yan ; zuo jing xun

..............page:15-18,22

Study on the application of fractal theory to the analysis of the space-series of seismic prospecting signal
dang jian wu ; huang jian guo

..............page:11-14