
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:International Organization for Standardization

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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:International Organization for Standardization
專家解讀視頻