| 单词 | FEF 25 75 Percent |
| 释义 | FEF 25 75 Percent《英文msh词典》FEF 25 75 Percent [入口词] FEF 25 75 Percent [主题词] Maximal Midexpiratory Flow Rate [英文释义] Measurement of rate of airflow over the middle half of a FORCED VITAL CAPACITY determination (from the 25 percent level to the 75 percent level). Common abbreviations are MMFR and FEF 25%-75%. |
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