【Yu】評論
99為醫療用 氧氣濃縮機 <6L 濃度是93+-6
【北極熊】評論
Egan's p.1294At flows of 1 to 2 L/min, the typical molecular sieve concentrator provides between 92% and 95% O2. At 5 L/min or greater, O2 concentrations are between 85% and 93%.