(来学网)农民在劳动过程中可因吸入某些粉尘引起以发热、寒战、胸闷和气促等症为主的急性发作,并伴有干咳等症状,常被误诊为感冒。引起该病的粉尘是
  • A.
    (来学网)棉、麻纤维粉尘
  • B.
    (来学网)霉变枯草粉尘
  • C.
    (来学网)田间飞扬的尘土
  • D.
    (来学网)粮谷粉尘
  • E.
    (来学网)人畜粪肥粉尘