Journal of Northwest University(Natural Science Edition) 2009 Issue 4 xi bei da xue xue bao ( zi ran ke xue ban ) zheng gao jian ze

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

..............page:封3

A TDOA/AOA location algorithm based on RBF neural network of simulated annealing and genetic algorithms
ZHANG Bao-jun;LU Guang-yue

..............page:575-578

A hovel control strategy of tunnel illumination system
GUO Lan-ying;LIANG Bo;ZHANG Sheng-rui

..............page:571-574

Implementation of echo cancellation in application of vehicle multimedia navigation terminal
WU Qi-sheng;PAN Ruo-yu;LIU Yu-fang;CHENG Yuan-yuan

..............page:566-570

Research on the detection algorithms of V-BLAST receiver
WU Feng-bo;TIAN Feng;WANG Hai-fei

..............page:562-565

A numerical method of wave diffraction
XUE Lin-na

..............page:558-561

Review on the educational function of mathematical culture
YANG Wei-qing

..............page:712-715

The evolution and development of Chinese broadcasting technology
WANG Ren-feng

..............page:707-711

xue shu dong tai

..............page:537,551,565,607,659,711

A study on the differential equation thought of Leibniz
REN Rui-fang;YUAN Min

..............page:716-720

Radiotelegraphy technology spread via journal in China in the late Qing Dynasty
SONG Yi-wen;YAO Yuan

..............page:701-706

Uncertainty set theory and its research development
ZHANG Shi-qin;XU Chuan-sheng

..............page:696-700

Fission track dating on apatite in the southern margin of Junggar Basin and its tectonic implication
CAO Jin-zhou

..............page:649-655

The relationship between tectonic pattern and the formation, development and evolvement of desertification in the north of China
YANG Li-rong;YUE Le-ping;LI Zhi-pei;HIE Hao-gang

..............page:643-648

Forecast research on water environmental capacity for the water source area in Shaanxi of Middle Line of Transferring water from south to north
DANG Zhi-liang;WU Bo;FENG Min-quan;HU Fang

..............page:660-666

The water and soil conservation ecological construction zoning of south-to-north water diversion project\'s water district in Shaanxi Province
BAI Dan;WANG Wei;DENG Ming-xing;SUN Jian;LI Wen

..............page:656-659

Identification and characteristics of ancient mud-rich low-sinuosity rivers
PU Ren-hai;GUO Xiang-dong;ZHONG Hong-li

..............page:624-630

A study of the photosynthetic bacteria research in the treatment of saponin manufacturing wastewater
SONG Xiao-dong;ZHANG Kun;HUANG Jian-xin

..............page:620-623

The study of reservoirs characteristic and authentic sandstone micromodel: an example of Chang 3 reservoirs of Huachi area in Ordos Basin
LIU Lin-yu;WANG Zhen-liang

..............page:639-642

Formation mechanisms of the Yematan UHP terrane, the North Qaidam: constrains from zircon U-Pb dating
CHEN Dan-ling;SUN Yong;LIU Liang;DONG Li-jun;LI Di

..............page:631-638

The laser-induced breakdown spectroscopy and its applications in the polychrome cultural relics
YAN Hong-tao;CHANG Zheng

..............page:586-590

Feature extraction of speaker identification based on KFD
DANG Sheng-ming;YAO Hong;GAO Jing-yuan

..............page:583-585

Design of network video system based on P2P streaming
WANG Xi-long;GUO Hui-xia

..............page:579-582

Cokriging algorithm applied for Interpolation
GONG Xiao-ping;CHENG Xu

..............page:533-537

Canonical signed digit encoding based optimal design for FIR filters
YUE Qi;CAI Yuan-li

..............page:541-543,548

Exact polynomial solutions to the ferromegnetic equation
GAO Wen;ZHU Chun-rong;FENG Wei

..............page:538-540

Milman\'s modulus of smoothness and normal structure
LU Ge;ZHANG Ying-rui;FENG Ai-fen;WU Xin-qian

..............page:556-557,561

DOA estimation method of coherent signal based on fourth-order cumulates
ZHU Zhou-hua

..............page:552-555

A study on the ecological compensation measurement and calculation of river basin
LI Huai-en;SHANG Xiao-ying;WANG Yuan

..............page:667-672

Vegetation and climate during the Late Pleistocene in the northern area of Shaanxi
LI Bing-cheng;KE Man-hong;SUN Jian-zhong

..............page:686-689

A congruent equation involving the Smarandache function
WU Zhao-xia;WU Nan

..............page:549-551

On the relationship between the spatiotemporal transformation of the Lifang Residences in Luoyang City in the Sui and Tang Dynasty and Their Environment
LI Jiu-chang

..............page:690-695

Discussion on the urgency and countermeasures of ecological compensation mechanism establishment in midline water district
ZHANG Qing-ling;DANG Zhi-liang

..............page:682-685

Eco-compensation approach of water source area based on sustainable development
SHI Shu-juan;LI Huai-en;DANG Zhi-liang;XIAO Yan

..............page:677-681

Assessment of cost of soil erosion in the water source area of the middle-route of the south-to-north water diversion project
JIA Zhong-hua;ZHAO En-hui

..............page:673-676

A study on the effects of food-borne bioactive peptides on immune function in mice
SONG Lin-lin;CHEN Li;CHEN Wu-ling

..............page:612-616

Crystal structure and property study of a cobalt 3D porous polymeric complex
ZHOU Li-jun;WANG Hong;WANG Yao-yu;LIANG Yan-ping

..............page:608-611

Correlation between anxiety emotion and personality under crisis event
LI Jing;YU Yong-ting;GAO Xiao-cai;TONG Xue-li

..............page:617-619

Determination of melamine in milk and toffee by capillary electrophoresis
WANG Cai-xia;YAN Hong-tao;ZHANG Quan-cai

..............page:599-602

Preparation of immobilized metal ion affinity adsorbent for recombinant human-like collagen adsorption
WANG Xiao-jun;FAN Dai-di;REN Yan-jun

..............page:595-598,602

A study on the synthesis of diglycol duplicate-ester refrigerant lubricants
XI Xiao-ming;HAO Xiao-song;SUN Lin-tao;CHEN Kai-xun

..............page:591-594

One image shape retrieval method based on generalized moment invariants of the brink
LI Ming-li;HOU Yu-qing;CHENG Tao;CHANG Zhe;LIU Li-ning

..............page:544-548

Synthesis and characterization of 2-m-Dimethylaminophenylpropan-2-ol
LIU Fei-long;YANG Bing-qin;GU Li-jun

..............page:603-607