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以我国铁路干线电力牵引达22年以上区段的线路工、接触网工及变电工1513名为观察组,无电磁场接触史而其他条件相当的736名人员作为对照组,对他们逐个进行脑血流图额乳导联的检测分析。测定结果表明,两组脑血流图变化均在生理范围以内,未发现明显异常。
Take line workers who have been towed for more than 22 years in our country’s railway trunk power lines, contacted 1513 net workers and substation workers as observation group, 736 personnel without history of electromagnetic field exposure and other conditions as the control group, and carried them one by one with cerebral blood Detection and Analysis of Frontal Milk Lead in Flow Chart. Measurement results show that changes in cerebral blood flow in both groups within the physiological range, no significant abnormalities found.