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养路工尘肺是由于长期吸入一定量的砂土路粉尘而引起的以肺组织纤维化为主的疾病，过去对砂土路粉尘的危害研究较少。我市自１９７２年至１９９７年，观察了砂土路粉尘与养路工尘肺的关系及养路工尘肺Ｘ线特征，结果报告如下。１对象与方法１．１对象市区、县砂土路养路工...
Road maintenance workers pneumoconiosis is due to long-term inhalation of a certain amount of sand road dust caused by lung tissue-based diseases, the past on the dirt road dust less research. From 1972 to 1997, the city observed the relationship between sand dust and road maintenance workers’ pneumoconiosis and the pneumoconiosis characteristics of road maintenance workers. The results are reported as follows. 1 objects and methods 1.1 object urban, county sand road maintenance workers ...