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Journal of Hebei North University(Natural Science Edition)
1673-1492
2008 Issue 6
New Method of Finding Special Solution of a Kind of Ordinary Differential Equations
GONG Dong-shan;LIU Yue-wei;JIA Xiao-jing
..............
page:1-3
Two Notes about Even Perfect Numbers
ZHANG Si-bao;LUO Xia
..............
page:4-5
Existence and Uniqueness Property of the Three-dimensional for Potential Problems Based on Fast Multipole-BEM
WANG Wei-wei;LI Jiao
..............
page:6-8,11
Characterizations of MP-filters of (regular) FI-algebra
SHI Tao
..............
page:9-11
Application of Infinitesimal in Limit and Positive Series
LING Shou-quan
..............
page:12-14
Improve Performance of LC Oscillator with Negative-resistor
HAN Bing;LI Ju-you;ZHAO Dan
..............
page:15-17
Dimensional Analysis of Terminal Velocity on Raindrops Landing
WANG Jian-guo;HUANG Hai-yan;XU Li-jun
..............
page:18-20
Study on Total Antioxidant Capacity of Water Extract from Radix paeoniae alba in Bozhou
CHEN Chan;TIAN Yuan;ZHANG Na;WANG Zhi-bao;GUO Chun-yan
..............
page:21-22,35
Absorption Effect of Soil on Phytotoxic Protein Released from Transgenic Crops
LI Hui-shu;LIU Jie
..............
page:23-27
zhi wu kang han ji yin gong cheng de yan jiu jin zhan
ge shui lian ; xue jing jing ; chen jian zhong
..............
page:28-31
Comparative Studies on Hatching Performance of Breeding Eggs between Saibei Silkies and Roman Chicken
LIU Hai-bin;LI Cun-xin;WU Zhan-fu
..............
page:32-35
Study of Relationship between Temperature,Humidity and Bovine Mastitis Morbidity
MU Xiu-ming;LI Cun-xin;MA Xu-ping;LI Dong
..............
page:36-38
Study on Comparative Experiment of Pellicle Melon Varieties in Open Field
HUANG Wei;WANG Xin-yue;LIU Rui-hua
..............
page:39-41
Study on Comparative Experiment of Hardy Tomato Varieties
GAO Hua-shan
..............
page:42-44
Plant Regeneration Induced from Calli of Explants of Kyoho Grapevine
FENG Sha-sha;LIU Shou-yi
..............
page:45-48
Pragmatic Programming of WSH Technology
HU Shi-feng;WANG Zhi-min
..............
page:49-50,55
Analysis of Bonded Steel Strenthening in Reinforcement of Concrete Structure with ANSYS
LIN Xiao-dong
..............
page:51-55
Research on Effect of Rock Slope Stability under Load of Building
HUANG Li-juan
..............
page:56-59
Research on Problem of Airport Ground Services Scheduling
ZHENG Jie;GAO Jian-ming
..............
page:60-62
Study on Mathematical Models during Rising and Falling of Stocks
CHANG Xiu-fang;LI Gao
..............
page:63-65,69
Elderly Residential Buildings in Portal Space Landscape Research
ZHANG Wei;TANG Wen
..............
page:66-69
Analysis of Fuzzy Clustering and the Mixed Model in Graduate Student Education Level Evaluation
QU Jie;XIAO Nan
..............
page:70-73
Present Situation and Countermeasures of Building Ecological and Suitable Residential City of Zhangjiakou
LIU Shou-yi
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page:74-76,79
zhang jia kou di qu yan mai sheng chan xian zhuang ji ke chi xu fa zhan jian yi
meng fan yan
..............
page:77-79
"ju zhen yu bian huan " yin ru zhong xue shu xue de yi yi ji ying yong
peng yu zhong
..............
page:80-82,84
gao zhi yuan xiao ji xie zhi zao zhuan ye ji shu ji chu ke jiao xue xian zhuang ji dui ce
li zhen lan
..............
page:83-84