Objective:To assess the validity of verbal fluency test(VF)in diagnosis of Alzheimer\'s disease(AD).

Based on the theory of flow experience,the paper reports a survey on college students fluency experience in PE class with factors analysis involved.

On the basis of abundant literature review about research on the physical self,physical sense deviation and flow experience,this paper uses the methods of literature and logic analysis,and conducts a theoretic analysis on the effect of the extra-curricular sports activities on students self-regulation and their psychological health.

Based on literature analysis and theory of flow experience,this paper describes the correlation between flow experience involved with PE exercises and mental health subsequently,the relational theory is elaborated.

The paper takes 217 field and track athletes in Zhejiang Province 11th College Students Games as objects to examine the relationship between psychological skills and fluency experience.

Characteristic analysis and liquidity numeration of cubic-parking system;

The basic formula of four-colors ink through plenty of experiments,then test color density,liquidity,continuity and intermittence to confecting inks,confecting inks formula improved by testing result.

The properties characteristie and design requirments of formula of dye-based ink-jet ink were expounded and Development of dye-based ink-jet ink was analysed and methods to improve liquidity and stability and drying speed of dye-based ink-jet ink by using complet technology of surfactant.