... ventilation index 通风指标 ventilation index 通风指数 ventilation installation 通风装置 ...
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... ventilation for storage batteries room 蓄电池舱通风 ventilation index 通风指标 ventilation index 通风指数 ...
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... VI Ventilation Index 换气指数 VI Visosity Index 粘度指数 VI Visosity Indicator 粘度指示器 ...
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The reliability of a mine ventilation system is for the safe production an important safety index of a mine.
矿井通风系统的可靠性是矿井安全生产的一项重要安全指标。
When determining air demand for tunnel ventilation, the air demand is taken from the bigger one between calculation of CO concentration index and smog concentration index.
隧道通风需风量的确定是取CO浓度指标和烟雾指标计算出来的较大者作为需风量。
Before stenting and 1 week, 6 ~ 9 months after stenting, the lumen of stenosis segment, Borg index and pulmonary function were measured to evaluate the improvement of ventilation function.
于支架植入前、植入后1周及6 ~ 9个月期间，分别对患者的气道狭窄段腔径、气促指数及肺功能进行测定，以评价金属支架植入疗法对改善患者肺通气功能的效果。
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