单项选择题
A.面粉 B.棉尘 C.污染真菌的枯草 D.污染真菌的蔗渣 E.聚氯乙烯尘
A.煤肺 B.矽肺 C.炭尘肺 D.碳黑尘肺 E.煤矽肺
A.硅沉着病、石棉肺、农民肺 B.石棉肺、水泥肺尘埃沉着病、煤工肺尘埃沉着病 C.硅沉着病、电焊工肺尘埃沉着病、棉尘病 D.硅沉着病、陶工肺尘埃沉着病、煤工肺尘埃沉着病、农民肺 E.铸工肺尘埃沉着病、炭黑肺尘埃沉着病、铁肺尘埃沉着病