摘要
Ⅰ. INTRODUCTIONSince the 60’s of this century, computer technique has been introduced into the field of EEG analysis. Power spectrum, auto and cross correlation coherence, and cumulative analyses on EEG have made significant advances which have greatly attracted the attention of scientists. However, there are little studies in our country.The effects of noise on human body are in many ways, and the influence on