3 Please do not use the fan in the environment of corrosive gas or liquid.
3 Please do not use the fan in the environment of corrosive gas or liquid.
（请不要将风扇置于腐蚀的气体和液体内.）
3 Please do not use the fan in the environment of corrosive gas or liquid.
（请不要将风扇置于腐蚀的气体和液体内.）