Because of the police’ law activity especially the property and characteristics of the case investigation,we need to comprehend each kind of crime from different features of performance in criminal motivation.It is very necessary for understanding case’s cause and property,analyzing crime motive to the influence of criminal activity and degree.According to the difference of the criminal characteristic propensities,it is divided into three typical criminal psychologies which corresponds each other: the correlated of single and complicate motivation,the correlated of gradual and sudden motivation and the chance and transform motivation.
In all the occupations which have pressure, the psychological pressure index of police’s work is the highest. This article analyses systematically the source of pressure of police’s work and reaction mechanism of it to effects on sound in body and mind. Then it demonstrates the warning signs and symptoms of the reaction of pressure of police’s work and proposes countermeasures according to the common phenomena of anxiousness and depression.
