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电焊烟尘组成成分十分复杂,工人长期吸入电焊烟尘后可出现不同程度的肺纤维化病变。本文系统地介绍了电焊烟尘的特性,肺对吸入焊尘颗粒的清除过程,以及电焊烟尘致肺纤维化作用的体内、体外实验研究和人体病理形态学研究结果,并指出了对其发病机理的一些初步认识。
Welding fumes composition is very complicated, workers long-term inhalation of welding fumes may appear different degrees of pulmonary fibrosis. This article systematically introduced the characteristics of welding fume, lungs on the inhalation of dust particles of dust removal process, and welding fume-induced pulmonary fibrosis in vivo and in vitro studies and human histopathological studies, and pointed out that the pathogenesis of Some initial understanding.