aDust or fume may cause irritation to the eyes, nose, or throat and may leave a metallic taste in the mouth. Inhalation of oxides of manganese may be manifested as flu-like symptoms commonly as" metal flame fever". 尘土或发烟在嘴也许导致激怒对眼睛、鼻子或者喉头,并且也许把金属味留在。 锰...