1. Knowledge obtainment includes two forms: initiative and passive.

2. Extension knowledge obtainment is explored through two theorems of extension data mining and an example, and then the application of extension knowledge reasoning is explained.

3. Obtainment of surface morphology attribute data is very important in the research of rock fracture.

4. III About the obtainment and use of tax - related information.

5. Project financial control veveals obtainment and using of fund, occurance of cost and expenses, obtainment of management income, compensation of production comsumption and realization of profit.

6. The initiative obtainment of knowledge is necessary for children development and important way of inner maturity.

7. Principle of DS 1820 thermometer is analysed Obtainment method of higher resolution temperature data is given.

8. The key of this method lies in wavelet obtainment and reflection coefficient estimation.

9. A key problem for the pattern recognition with Wiener filter(WF) is obtainment of apriori knowledge and reliable estimation of noise.

10. This paper introduced the methods. problems and the present situation at home and abroad about spermatophore obtainment,() spermatophore implantation and artificial external fertilization in shrimp.

11. It has some value the design and management the obtainment and heating system in winter.

12. We seek to help every student discover the joy and fulfillment in the obtainment of knowledge.