通气量
- 网络MVV;ventilation;minute ventilation volume
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术后第14,21天两组每分钟最大通气量及第1秒钟时间肺活量差异无显著性意义。
There was no significant difference in MVV per minute and VC in the first second between both groups on the 14th and 21st days postoperatively .
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通过改变培养基初始pH值、培养温度、培养过程中的通气量等因素,得出Dfjm-1菌株产生絮凝剂的最佳条件。
The best flocculant producing conditions were found by changing medium initial pH , culture temperature and ventilation flow .
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通过SHZ82型往复式水浴恒温振荡器摇瓶试验,研究了羊肚菌液体发酵的基本条件,选出最佳培养基配方、培养温度、pH、通气量、培养时间等参数。
Basic conditions of liquid fermentation of Morchella conica were studied through orthogonal test using shake flask culture .
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每分通气量感知频率适应性起搏器MetaⅡ-1204
Minute Ventilation Sensing Rate-adaptive Pacemaker meta ⅱ - 1204
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考察了通气量、培养基pH值及培养基中Fe~(3+)浓度对固定床的影响。
Examined the influence of aeration rate , pH and the concentration of Fe3 + in the culture medium on the fixed bed bioreactor .
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堆肥水分含量、pH值、C/N值、C/P值、通气量等均影响堆肥化的进程和效率。
The content of moisture , the pH , the C / N value , the aeration rate affect the composting process and efficiency .
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但由于慢阻肺呼吸运动机械阻力增加、通气量的提高,将促使机体代谢率上升,可抵消兴奋呼吸所起的缓解缺氧和CO2潴留的积极作用,甚至适得其反。
Nikethamide still had the effect of stimulation of respiratory center and enhancement of ventilation even though chronic pulmonary obstruction with CO_2 retention was present .
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总结了细菌浸矿机理,探讨了细菌浸铀与铀矿石矿物学关系,对温度、pH、矿石性质、离子浓度、通气量、培养基、光线等影响细菌浸矿的因素进行了研究。
Bacteria leaching principle is summarized in the paper , Relation of bioleaching and Uranium ore mineralogy is discussed . The study effects of temperature ? pH ?
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根据多功能呼吸同步采样仪与YAⅡPt型肺通气量仪测得的肺通气量进行的工人体力劳动强度分级,其结果基本一致。
Labor intensity classification of workers with multi functional sampler was in accordance with that from pulmonary ventilation meter .
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进行以LAS初始浓度、固定化细胞量、水流量和通气量为因子的正交实验,选出了流化床中最佳的操作条件。
In batch fluidized bed reactor , the best operational conditions of LAS biodegradation were investigated by orthogonal test .
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在摇瓶条件下,对辛酸钠浓度、初始pH、限制营养因子、通气量对菌体细胞生长和PHA积累影响进行了研究。
The effects of octanoate concentration , initial pH , aeration , and the deficiency of various nutrient on cell growth and PHA accumulation were investigated .
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反应时间、催化剂用量、通气量以及紫外光照距离的增加均有利于磁场TiO2光催化降解酸性大红3R降解率的提高。
The degradation rate is improved with the increase of TiO_2 dosage , reaction time , air inflation , and light distance .
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同时对培养基成分,接种量,初始pH,通气量,投料浓度,投料时间,转化时间,等转化条件进行了优化。
Fermentation conditions involved with nitrogen sources , media component , inoculum amount , initial pH , temperature , aeration , time to add substrate and concentration of substrate were studied using orthogonal design method .
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选定PH值、停留时间、通气量和温度为研究的影响因素,以COD、BOD、色度等为指示参数来评价处理效果。
PH value , retention time , aeration , and temperature are chosen as control factors . COD , BOD and color are indicating indexes for estimating treating effect .
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全麻后具备临床拔管指征病人的SpO2和分钟通气量监测
Respiratory Function Monitoring of the Patients with Clinical Extubation Indications after General Anesthesia and Operation
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临床观察和动物实验结果显示,慢阻肺伴CO2潴留时,尼可刹米仍可兴奋呼吸中枢、提高通气量。
The lung functions after treatment showed various degrees of improvement . Nikethamide still had the effect of stimulation of respiratory center and enhancement of ventilation even though chronic pulmonary obstruction with CO_2 retention was present .
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本研究监测了具备临床拔管指征病人拔管前后SpO2和分钟通气量。
SpO_2 and minute volume were monitored in patients with clinical extubation indications before and after extubation .
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结论腹腔镜手术中分钟通气量为100ml/Kg时,RR为16次/min既能防止气道压过高,又能保证病人通气,是较为理想的选择。
Conclusion It is the better breath parameters that ventilation volume is 100ml / kg per minute and breath frequency is 16 times / min in laparoscopic cholecystectomy .
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通过正交优化实验确定最佳发酵条件,结果表明:硝酸钾浓度为0.2%,米粉浓度为5%,培养基初始pH为5.5,通气量为75mL/500mL时产色素色价最高。
The optimal conditions of fermentation were obtained by orthogonal experiment : KNO3 0.2 % , rice powder 5 % , culture medium pH 5.5 , aeration 75 mL / 500 mL. The color value of pigment was the best under such conditions .
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利用单一变量法逐次考察搅拌转速、通气量、培养基初始pH、最佳转化pH、底物添加剂量五个影响因素对转化产率的影响。
The single variable method was used to successive inspect the effect on the conversion yield from the five influence factors , including stirring speed , ventilation , the initial pH of culture medium , the optimal pH of conversion and substrate dosage .
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在培养的中后期,添加葡萄糖补充碳源,流加氨水补充氮源,同时将pH值稳定在6.5~6.8之间,通过控制适当的通气量、搅拌速度以维持适当的溶氧水平。
At the middle and late phase of culture , glucose and ammonia were added to supply carbon source and nitrogen source , stabilizing the pHat 6.5 ~ 6.8 . Optimal level of dissolved oxygen was kept by controlling aeration and stirring rate .
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在3000~5000m高度,肺通气量(VE)增加主要取决于潮气量(VT),呼吸频率(f)无明显变化。
At altitudes of 3 - 5 km , there was no significant change in respiratory frequency ( f ) , and the variation of pulmonary ventilation ( VE ) depended on tidal volume ( VT ) .
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经呼吸道的滞留率高、稳定,不受吸入气中MMH浓度和动物通气量变化的影响。
The absorption rate , which was independent of the concentration of MMHin air and the ventilation volume , was constant and hight as98 % .
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肺功能检测:与空白对照组相比,模型组大鼠呼吸频率加快、潮气量和每分钟通气量降低,较空白组有差异(P0.05)或显著性差异(P0.01)。
Pulmonary function testing : compared with the control group , model group were respiratory rate to accelerate , tidal volume and minute ventilation than the blank group ( p < 0.05 ) or significant differences ( P0.01 ) .
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采用黑曲霉(Aspergillusniger)GD6液体发酵生产纤维素酶,研究了碳源、氮源、培养基起始pH值、接种量、摇床转速、通气量对该菌株产纤维素酶活力的影响。
Cellulase production was carried out by submerged fermentation with Aspergillus niger GD-6 . The effects of nitrogen source , carbon source , initial pH of medium , inoculation amount and velocity of shaker on cellulase synthesis were studied .
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结论-30°、45min头低位时,肺通气量、肺容量显著减少。
Conclusion HDT may lead to a decrease of pulmonary ventilation and lung capacity .
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一次发酵采用温度反馈通气量控制的静态好氧堆肥系统,周期15d;
For the primary fermentation , a static aerobic composting system with temperature-based feedback controlling aeration rate was used and lasted for 15 days .
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最大通气量(VE)与对照组无差别,但通气储备量(BR)降低;
There was no significant difference on maximal ventilation during exercise ( VE ) between the two groups , but the breathing reserve ( BR ) in COPD group was much lower than that of the controls .
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采用自制的静态好氧床进行一次发酵,过程控制采用温度反馈通气量控制方法,发酵周期20d;
The first stage was aerobic static bed of composting based on temperature feedback and control via aeration rate regulation , which lasted about 20d .
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以25名大学生志愿者为对象,通过实验室模拟生产中常见的几种静态姿势,测定和分析了他们的肺通气量、心率及Borg量表分值的变化。
Lung ventilation , heart rate and Borg scale value were determined and analyzed during the simulation of static working postures with 25 male student volunteers as subjects .