Conditioned immunosuppression to rabbit anti - rat lymphocyte serum in rats 以兔抗鼠淋巴细胞血清为非条件刺激的条件性免疫抑制
From the research of psychology and physiology , the stronger the stimulation is , the more easily the conditioned reflex can be built 从心理学、生理学研究表明,在一定范围内,条件刺激和非条件刺激强度越大,则越容易建立起条件反射。