Study on the Extraction and Stability of Lycopene by Spectrophotometry
chen lianwen liu yueying ma tongsuo (college of biological science and engineering; hebei university of economics and business; shijiazhuang; hebei 050061; china)

..............page:11-16

The Arrangement of Electric Field Intensity and Different Position Electric Field Energy of the Elliptical Ring with Positive Electric Charge in the Central Axis
zhao liqiang liang zhixin (school of logistics; beijing wuzi university; beijing 101149; china)

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

Career Commitment and the Sense of Subjective Well-being Related Research of 136 Graduates from Higher Vocational School
wang xingfei (trade department; lianyungang financial higher vocational school in jiangsu province; lianyungang; jiangsu 222003; china)

..............page:27-32

rang hua xue ke tang tan jiu xing xue xi huo dong you zhen zheng de jia zhi
he cai xia

..............page:33-36,40

qia dang she ji yu chu li qu dong xing wen ti ti gao chu zhong hua xue ke tang jiao xue shi xiao xing
zhang li na

..............page:37-40

bei jing shi zhong xiao xue ge ke jiao shi dui wu zhuan ye fa zhan yan jiu ke ti zu fu nan fang xue xi kao cha

..............page:2,51-52

bei jing jiao yu xue yuan xue bao ( zi ran ke xue ban )2007 nian zong mu lu

..............page:44-45

Individual Level Factors of Inter-group Behavior: Authoritarianism and Social Dominance Orientation
wang xuan zhao jing (department of psychology; academy of educational science; northwest normal university; lanzhou gansu 730070; china)

..............page:23-26

A Review of the Techniques of Historiometry and Its Use in Researches on Creativity
qi jianfang (college of principal professional studies; beijing institute of education; beijing 100011; china)

..............page:17-22

Strategies to Foster Physics Learning Interest of Middle School Students
yang zhenglun (yanhe no.2 middle school; yanhe; guizhou 565300; china)

..............page:41-43

The Inverse Matrices of r-Cyclic Matrices
zhong xianggui zeng lixin (school of mathematical sciences; guangxi normal university; guilin; guangxi; 541004; china)

..............page:1-3

Monotonicity Preserving Rational Quadratic Interpolation Spline Function in Power Exponent Form
li nianwei yan ningsheng (1.school of lnformation beijing wuzi university; beijing 101149; china; 2.department of fundamental courses beijing institute of clothing technology; beijing 100029; china)

..............page:4-6,10