51 Task 4 A—accident prevention B—personal protective equipment C—health and safety risk D—corrective actions E—dangerous goods F—job safety analysis G—safety strategy H—job stress I—unsafe acts J—emergency response plan K—worker's compensation L—qualified person M—first aid N—certified safety professional O—medical treatment P—cancer screening Q—employee health survey 51. ____工作压力 ____非安全行为(1.0分)