forced expiratory volume in one second to forced vital capacity ratio是什么意思 forced expiratory volume in one second to forced vital capacity ratio怎么读
forced expiratory volume in one second to forced vital capacity ratio的相关资料
forcen.武力；暴力；力量；影响力；力量大的人或（事物）；权力；（为某目的组织起来的）一群人；军队；部队；武装力量；警察部门；力；风力v.迫使；强迫；强制；使发生；强装（欢笑）；人工催长
forced entry强行进入
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