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- lung ventilation perfusion ratio 肺通气灌注比
- ventilation perfusion ratio 通气灌注比值, 换气血流比
- Discuss the sensitivity and specificity of ventilation perfusion scan in acute pulmonary embolism. 讨核医肺扫描在急性肺栓的敏感与特性.
- ventilation perfusion mismatching 通气与血流灌注比值失调
- ventilation perfusion(quotient)of lung scan 肺扫描通气-灌注(系数)
- alveolar ventiliation to pulmonary capillaty perfusion ratio 肺泡通气与肺毛细血管灌流比率
- ventilation / perfusion ratio 通气血流比值
- This is a room with good ventilation. 这是个通风良好的房间。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项，末项比率或数列中第一个或最后一个项
- ventilation perfusion 通气灌注
- ventilation perfusion imaging 通气-灌注成象
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- The ventilation is poor, the lieutenant admits. 中尉承认，通风设备很糟糕。
- The ratio of men to women was two to one. 男女的比例是二比一。
- Workers should be allowed full ventilation of all their difficulties. 工人们应被允许公开讨论他们所有的困难。
- drug - perfusion ratio 药液灌注率
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
