Synthetic polymer oxy—enriching membrane has selective permeability for gases and under pressure, it can obtain enriched—oxygen air, provided for patient, from atmosphere.
合成高分子富氧膜对气体具有选择透过性，在压力的驱动下，可直接从空气中获得富氧空气，供患者使用。
Synthetic polymer oxy—enriching membrane has selective permeability for gases and under pressure, it can obtain enriched—oxygen air, provided for patient, from atmosphere.
合成高分子富氧膜对气体具有选择透过性，在压力的驱动下，可直接从空气中获得富氧空气，供患者使用。
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