coal burning pollution 基本例句 燃煤污染 Conclusion The patients investigated showed typical clinic features and histopathological changes of arsenism, which are consistent with arsenism caused bycoal burning pollution.结论本组病例具有慢性砷中毒典型的临床特征及相应的组织病理改变,符合燃煤污染引起慢性砷中毒的诊断。