Results The incidence of VAP in our NICU was 42%, related risk factors of VAP were gestational age, time of ventilation, length of stay, reintubation.
结果我院N ICU发生VAP为42%，VAP发生的主要易感因素为胎龄，特别是极低出生体重儿，机械通气应用时间、住院时间及再插管情况等。
Treated with ventilation and examined effects of the two groups on gas exchange, the duration time of ventilation and days in hospital, also the fact of VAP.
动态观察两组病例的通气及氧合指标、总机械通气时间、住院天数及呼吸机相关肺炎的发生情况。
This paper evaluates the airborne radioactive concentration, dose-rate of internal and external exposure as well as purification mode and operating time of ventilation systems in reactor building.
本文对燃料破损可能导致的气载放射性浓度、场所内、外照射剂量率进行了估算，同时对通风系统的净化方式、净化时间进行了评估。
Because the harmful material to human body, in the case of ventilation, a week's time to minimize the content of harmful substances.
因为那些对人体有害的物质，在通风的情况下，一个星期的时间才能够将有害物质的含量降到最低的程度。
Results The calculating formal of ventilation time and upper limit of working hour in a year are given.
结果给出坑道内通风次数及工作人员坑道内年工作时间上限的计算公式。
These Windows have been used in Vietnam for a long time because of its ventilation.
在越南，因为通风需要，这些窗户有很长的使用历史。
Objective:To estimate the qualification, time, and technique of ventilator dependent patients weaning from the ventilation with the end-stage lung disease after lung transplant.
目的：探讨呼吸机依赖的终末期肺病受体肺移植术后机械通气撤离的条件、时机、技术方案。
Objective To learn the effect of ventilation time and styles on the concentration and dynamic changes of formaldehyde in the indoor air of newly-decorated public places.
目的了解公共场所装修后通风方式及通风时间对室内甲醛浓度、甲醛动态变化规律及其影响因素。
The choice of this enclosure material responds, on the one hand, to its role as a solar filter offering at the same time porosity, light entrance and ventilation to the elevator case.
外围护结构材料的选择，一方面，由于孔隙率的控制使其成为太阳滤波器，可以照入一些阳光，照亮入口空间，也有利于梯井内的通风。
Tracheotomy and PEEP ventilation should be carried out immediately on the patients with a long time of aspiration, severe hypoxemia, heart failure, pulmonary, or brain damage.
对于误吸时间长，严重低氧血症，伴有心、肺、脑损害者，应及时行气管切开，PEEP正压通气。
The time of mechanical ventilation and vasopressors used in CIT group was shorter than those in CT group (P<0.05).
经典治疗联合免疫调理治疗组患者机械通气和使用升压药的时间较经典治疗组明显缩短（P<0.05）；
The sensible heat factor decreases with the increase of ventilation time after the rock surface is exposed due to the decrease of the surface temperature of the rock.
通风开始后，壁面温度随着暴露时间的增长而降低，显热比也随通风时间增长而降低。
Two groups were compared with the rate of tracheotomy, ICU stay time, mechanical ventilation, ventilator-associated pneumonia incidence, the time of analgesic use and other indicators.
比较两组气管切开率、入住icu时间、机械通气时间、呼吸机相关性肺炎发生率、镇痛剂使用时间等指标。
Studies the mechanical performance such as minimum start-up air speed, reaction time and ventilation performance of the catcher developed by the authors on the simple opening ventilation test-bed.
利用搭建的简易开放式通风实验台，实验研究了所研制的一种具有自动捕风功能的通风装置的最小启动风速、反应时间等机械性能及通风性能。
Tunnel ventilation process is approximately a system of time lag of first order, real time control of wind pressure in tunnel pipe is adopted self-tuning fuzzy PID.
隧道通风过程可近似认为是一个一阶时滞系统，系统采用自整定模糊pid对隧道管网的风压进行实时控制。
Conclusion: NPPV treatment has a significantly lower rate of invasive ventilation in patients with ali, can reduce the residence time of ICU and mortality rate.
结论：NPPV治疗明显降低了ALI患者有创通气率，减少了ICU滞留时间和住院死亡率。
Ventilation-induced lung injury is often studied in animal models by using ventilation strategies with high-tidal volumes and high-oxygen concentration over a relatively short period of time.
呼吸机相关性肺损伤研究常用大潮气量和高浓度氧策略的动物模型，使用时间相对较短。
Conclusion Inspiratory muscle training before CABG can improve respiratory function, decrease postsurgical pulmonary complications and shorten the time of mechanical ventilation.
结论CABG术前吸气肌锻炼能明显改善患者术前肺功能，缩短术后机械呼吸支持时间，减少术后肺部并发症的发生。
It is the first time in China that natural ventilation modes with ventilation openings on the ground surface are used in the southern section of Chengdu Metro.
成都南部地铁区间采用地面开口的自然通风方式，在国内尚属首次。
Due to the different interval ventilation time, the quality of jujube was different at the end of storage.
由于换气周期不同，贮藏结束时冬枣的品质有很大差异。
On the basis of experiment study, numerical simulation use species transfer model to simulate indoor concentration change under different bake out time, ventilation mode.
通过对不同的烘焙温度、通风方式和污染源进行模拟，分别在实验基础上进一步分析更好的烘焙时长、通风方式和优化模式的初步探讨。
Results In the pretreatment group, the morbidity of respiratory failure, the time of assist ventilation, the time of ICU stay and them…
结论术前预防性抗感染、尽量短的手术时间、术后有效地抗感染和激素应用，可减少呼吸衰竭的发生。
The spraying ventilation cooling tower is a new cooling tower with patent technologies. The new cooling tower is the first time to be used in treatment of circulation water from steel rolling.
喷雾推进通风冷却塔是具有多项专利技术的新型冷却塔，应用于轧钢循环水的处理还是首次。
At the same time, the application of frequency conversion can also save power consumption, and improve economics benefits within the operation of the tunnel ventilation system.
同时，变频调速的应用还可以节约大量电能消耗，提高隧道通风系统运营的经济性。
The time of mechanical ventilation and ICU staying were significantly shorter in MUF group than that in CUF group ( P< 0 05).
与CUF组相比，MUF组的呼吸机辅助通气时间和ICU监护时间均明显缩短（P<0 0 5 ）。
Valve bodies are engines of ventilators, ventilation process: on time and turn off the control valve to ensure full combustion gas mixed with gas and emissions.
配气机构是发动机的换气机构，换气过程：控制气门按时关了，保证气配时充分燃烧混合气和排撂废气。
Valve bodies are engines of ventilators, ventilation process: on time and turn off the control valve to ensure full combustion gas mixed with gas and emissions.
配气机构是发动机的换气机构，换气过程：控制气门按时关了，保证气配时充分燃烧混合气和排撂废气。
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