水泥尘作业工人健康调查报告郭玉爱，王孔富，谯俊华（绵阳市卫生防疫站）调查平均接触水泥尘１３年的２４３名工人，粉尘浓度为１１ｍｇ／ｍ３，未发现有水泥尘肺患者。这一结果与多数地区报道一致，表明水泥系良性粉尘，致病力较弱。调查中发现长期接尘的工人呼吸道症状... Survey of Cement Dust Workers’ Health Questionnaire Guo Yuai, Wang Kong Fu, Junhua Jun (Mianyang Health and Epidemic Prevention Station) investigated 243 workers who had been in contact with cement dust for an average of 13 years. The dust concentration was 11 mg / m3 and no patients with cement pneumoconiosis were found. This result is consistent with the reports in most areas, indicating that cement is a kind of benign dust and has a weak pathogenicity. Long-term exposure to dust found in the investigation of respiratory symptoms ...