
Air filters for general ventilation?— Part?3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured
出版:Association Francaise de Normalisation

專家解讀視頻
Air filters for general ventilation?— Part?3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured
出版:Association Francaise de Normalisation
專家解讀視頻