Journal of Northwest University(Natural Science Edition) 2007 Issue 2 A discussion on determination of Jurassic in the northern part of Yanqi Basin sedimentary boundaries

A discussion on determination of Jurassic in the northern part of Yanqi Basin sedimentary boundaries
LIU Lin-yu;GAO Chao;ZHANG Long;XU Xiao-dong;CHEN Gang

..............page:297-300,305

Organization model and marketing strategy for independent international tourism destination:a case in west China
MA Xiao-long

..............page:301-305

Discussion on some problems of development plan of environmental impact assessment
JIA Hai-juan;HUANG Xian-chang;XIE Yong-ping

..............page:306-310

The development of cities in Shanxi Province during the Ming and Qing Dynasties
WANG She-jiao

..............page:311-316

Geochemical characteristics of elements in the Dongsheng uranium deposit, Ordos Basin
PAN Ai-fang;LI Rong-jian;HE Ying

..............page:291-296

Optimizing protein solubility for two-dimensional gel electrophoresis analysis of human skeletal muscle
JIA Lin-zhi;JIANG Ming;XU Lei;GU Yu-dong;ZHANG Zhi-hong

..............page:248-252

Experimental test of electronic signals on leaves and characteristic analysis
NIE Min;NIE Shuai;PEI Chang-xing;GUO Jun-rong;QUAN Dong-xiao;YAN Yi;CHEN Nan;YI Yun-hui

..............page:245-247

A study on photoluminescence character of the Nd chlorides complex with benximidazole
ZHAO Tian-cheng;YANG Yi-xin;WANG Huan-zhu;HAO Hui-di;LI Qing-cui;CHEN Dong-mei

..............page:242-244

A study on green synthesis and properties of dimethincyanine dyes with indole nucleus
WANG Shao-kang;LI Chun-lan;HUANG Wei;WANG Lan-ying;ZHANG Zu-xun

..............page:239-241

Multistep deposition production process of nano inorganic composite antibacterial powder
YI Jian-hua;HUANG Yue-yuan;XIE Jian-rong;WANG Ya-ping;SONG An-ning

..............page:235-238

A study on the synthesis of 3-N,N-dimethylamino-1-heteroaryl-2-propen-1-one
BAI Ya-jun;LIU Yi-feng;ZHANG Juan;DANG Wen-juan;JIAO Jun-ping

..............page:231-234

Synthesis of tetraazacalix [2] arene [4] triazine and the character of structure
GE Man;HUA Cheng-wen;GOU Xiao-feng;ZHAO Jun-long;BAI Yin-juan

..............page:228-230

A study on the rule of content distribution on the flavonoid compounds in different parts of Ginkgo Biloba L
GAO Li-ya;LI Wen-hong;HAN Feng;WANG Feng;LI Duo-wei;LI Hui

..............page:225-227,272

Analysis of data burst delay scheduling policy in OBS networks
GUO Yan-tao;WEN Ai-jun;LIU Zeng-ji;WU Dan-fang

..............page:221-224

A study on microscopic traffic models
MA Ming-quan;GENG Guo-hua

..............page:217-220

An analysis of reserve price and bidding strategies on on-line auctions
XU Ya-qing;WEI Yi-hua;HU Qi-ying

..............page:173-175

Generalized generalized-variational inequalities and its applications in optimals
XUE Xi-feng;CAO Jian-rong

..............page:176-178

Super efficient point in vector optimization problems with set-valued maps characterized by generalized saddle point
YU Guo-lin;LIU San-yang

..............page:179-182

The learning algorithm of HMM2 based on grouping multiple observations by multiple correlation coefficient
DU Shi-ping

..............page:183-186

Bounded real lemma and robust H∞ control of discrete-time singular systems with uncertainties
ZHANG Yan;WU Bao-wei

..............page:187-190

Existence of solutions on a quasilinear degenerate system arising in semiconductors theory
ZHOU Wen-hua;LIU Ji-jun

..............page:191-196

An equation involving the Smarandache function
LIU Yan-ni

..............page:197-198

Option pricing about underlying asset pricing process by mixed process with dividends-payment
XU Cong-cong;LIU Xin-ping;LI Chun-quan

..............page:199-201,216

On a problem of Steinhaus
LEI De-li;GUO Xiao-yan;XIE Min

..............page:202-204

Construction of protein three dimension united coordinates
CHEN Qi;ZHOU Ming-quan;SUO Qi;WANG Yi

..............page:205-207

A survey of the research on network attack technologies
CHEN Feng;LUO Yang-xia;CHEN Xiao-jiang;GONG Xiao-qing;FANG Ding-yi

..............page:208-212

Personalized recommendation system based on preferred browsing paths
ZHANG Hai-yu;LIU Xiao-xia;WANG Xin-zheng

..............page:213-216

Analysis of the effect on land use changes caused by human activity in Shaanxi Province during recent 6 years
YANG Bai-jie;CAO Ming-ming

..............page:317-321

A study on how to deal with wastewater recycle in instifutions of higher learning
WANG Bing;WANG Bo-duo;LIN Ji-quan;ZHANG Ming;FENG Hua-wei

..............page:322-325

The evolution characteristic of Yanqi Basin in the Mesozoic
CHEN Jian-jun;LIU Chi-yang;YAO Ya-ming;CHEN Jian-zhong;DUAN Xin-jian

..............page:287-290

Diagenesis and porosity evolution in the Middle-Upper Jurassic in Malang Depression
FAN Ai-ping;LIU Yi-qun;YANG Ren-chao;WEI Hong-xing;TAI Hao

..............page:282-286

LA-ICP-MS zircon U-Pb dating for magmatitic granite from Liujiang Basin in Qinhuangdao Area
CHEN Dan-ling;LAI Shao-cong;LIU Yang-jie

..............page:277-281

A study for rendering real and quick speed 3D terrain by multi-resolution display model
HAN Ling;ZOU Yong-ling

..............page:273-276

Research on the sedimentary facies characteristics of Upper Paleozoic reservoir in Su 6 Region, Sulige Gasfield
WANG Yong;XU Xiao-rong;FU Xiao-yan;LI Wen-hou

..............page:266-272

Mechanical properties analysis on Qilin Highway dynamic compaction loess
LUO Feng-tao;WANG Jia-ding;SONG Fei;HE Hua

..............page:261-265

The establishment of high-freguency plant regeneration System of Festuca arundiance
WANG Jian;XU Zi-qin;ZHANG Yong-yan;GAO Li-mei;HUANG Xuan

..............page:257-260

A study on HPLC fingerprint of Gentiana macrophylla from Shaanxi
CHEN Qian-liang;SHI Zhang-yan;SUN Wen-ji

..............page:253-256

The pollution of underground water and its impact on urban development in ancient Xi'an City
GUN Li-hui;HUANG Chun-chang;ZHOU Zhong-xue

..............page:326-329

A comparison between the six universities of education ministry in Shaanxi and Northwest University in science and technology creativity during the period of "the Tenth Five-Year Plan"
L(U) Jian-rong;YAO Yuan

..............page:330-334

A comparative study on the differential geometry thought of Monge and Gauss
REN Rui-fang

..............page:335-340

Journal of Ya-quan and communication of latter-day western chemical elements in China
CHEN Yi-wen;YAO Yuan

..............page:341-344

xue shu dong tai

..............page:178,196,198,256,281,316,325,334

xi bei da xue xue bao ( zi ran ke xue ban ) zheng gao jian ze

..............page:封3