1Comparison Between Projective Direction and Normal Vector of Separating Hyperplan in Classification Problems1-2,110
8Application of Gas Chromatography and Mass Spectrometry(GC/MS) Method in Analysis of Food Sample——The Applications in the Analysis of the Food Nutrient Composilion25-29
11Preparation and Characterization of 0.85 Pb(Mg1/3Nb2/3)O3 -0.15PbTiO3 Ferroelectric Ceramics via Sol-gel Method36-39
19Our Country Present Age University Student Expends the Behavior Characteristic and Its the Change Tendency66-71
20Syntheses and Crystal Structure of Dimethyltin(Ⅳ) Complex with Bis(2-hydroxy-1-naphthaldehyde) 1,4-benzenedicarboxylic Acid Hydrazone72-75