Journal of Bohai University(Natural Science Edition) Articles

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1Measuring Thermal Diffusivity of Thin Film by Laser Flash Method 1-7

2The Mathematical Expression of Magnetic Field in the Symmetric Axis of Parabolic Current 8-9

3Instruction in Forced Vibration Experiment 10-14

4Regulate amethods of Inverter's Output of Semi-Bridge Series Connective Load Resonance Inverter Circuit 15-16

5On Improvement of Sensitive Galvanometer Experiment 17-18

6Two Confused Conceptions Appearing in the Vibration Experiments 19-21

7Prodceeding the Logic Design by Using Middling-Size Integrated Circuit 22-24

8Study on the Synthesis of Porous Zirconia Microparticulate by Polymerization-induced Colloid Aggregation 25-26

9The Study of the Best Result of pH Crrated by Amphoteric Hydroxide 27-28

10Stuay on Batching Relationship of Biochemical Oxygen Demand and Combustion Heat about Usual Organic Compound 29-32

11An Analysis on lnorganic Nutritive Elements from Several Kinds of Quick-growth Seaweeds in the Bohaisea Coastline 33-36

12Dietotherapy Role and Niutrition of Kernel Food 37-38

13Subject The Determination of Reliability of V∞ by Heating in the Experiment of Determining the Rate Constant of H2O2 Decomposition Reaction 39-41

14Implementation of Automatic Answer System Using Servler 42-44

15The Method For Resoluing Code Convert In Data Collecting System 45-47

16The Using Method of NULL in Oracle 8i 48-50

17The Analysis of Computer Virus 51-52

18Review on the Numerical Radius of Real Quaternion Matrices53-56

19Mechanical Algorithm for the General Solution to a System of PDEs 57-59

20Two Estimates of the Asymptotic Rate of Convergence for "Intermediate Point"in the Mean Value Theorem for Differential 60-62