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關注：1
2013-05-23 12:21
求翻譯：causing oxygen to enrich in adsorbed phase in short time, the nitrogen to enrich in gas phase, so the oxygen and nitrogen is separated, getting the gas phase richment of nitrogen under PSA condition.是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
causing oxygen to enrich in adsorbed phase in short time, the nitrogen to enrich in gas phase, so the oxygen and nitrogen is separated, getting the gas phase richment of nitrogen under PSA condition.
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