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- Objective:To discuss the difference of vital capacity(VC), expiratory reserve volume(ERV) and inspiratory capacity(IC) in chronic obstructive pulmonary disease(COPD) patients and the normal subjects after breathing helium-oxygen mixtures (heliox). 目的 探讨慢性阻塞性肺病 (COPD)患者呼吸氦氧混合气 (He -O2 )后肺活量 (VC)及其组成补呼气容积 (ERV)和深吸气量 (IC)的变化与健康人的差异。
- To study the relationship between vital capacity and helium-oxygen mixture inspiration and altitude environment to explore changes of vital capacity and expiratory reserve volume (ERV). 目的 :比较肺容量对氦氧混合气体和对高原环境的反应 ,探讨呼吸氦氧混合气体后肺活量 ,尤其是补呼气容积大幅增高的现象 ;
- expiratory reserve volume, ERV ①补呼气量 ②呼气贮备容积
- expiratory reserve volume 呼气储备量
- expiratory reserve volume (ERV) 呼气储备量,补呼气量
- Because of its large reserve volume and high productivity, naturally fractured vuggy carbonate reservoirs are signified to our national petroleum strategy. 缝洞型碳酸盐岩油藏由于其储量规模大，且具有较高的产能，对于我国的石油战略有着重要的意义。
- verification of stone reserve volume 石料储量核查
- inspiratory reserve volume (IRV) 吸气储备量
- The factory has built up reserve fund. 这个工厂已积累了后备基金。
- I have kept a reserve fund in case of accidents. 我已筹备了一笔准备基金以防不测。
- The volume of this container is 20 cubic meters. 这个集装箱的体积是20立方米。
- This volume is foxed on the flyleaf. 这卷书的空白页发黄了。
- Suppose I reserve seats in advance. 我先去定好座位吧。
- The store- room be400 cubic feet in volume. 这库房的容量是400立方英尺。
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
- The liquid was 5 litres in volume. 该液体的体积为5升。
- The area has been designated as natural reserve. 该地区已被指定为一个自然保护区。
- I reserve a table to a restaurant. 我向餐厅订一桌席位。
- The volume of trade with Japan has increased. 与日本的贸易额增加了。
- Don't play your radio at full volume. 不要把收音机开到最大的音量。
