气体交换

NaCl胁迫对甜瓜叶片气体交换和叶绿素荧光特性的影响

Effect of NaCl Stress on Gas Exchange and Chlorophyll Fluorescence of Cucumis melo Seedlings

在水培条件下，本文探讨了NaCl胁迫对青檀种子发芽率、叶气体交换和苗木生长的影响。

Effects of NaCl on seed germination , leaf gas exchange and seedling growth were investigated .

兼性景天酸代谢植物CO2气体交换模式的环境调节

Environmental regulation of co_2 exchange pattern in facultative cam plants

在此基础上进行灌水处理，用同化箱CO2气体交换法进行了群落光合速率的比较研究。

On these stands and an additional irrigation treatment , a comparative study on photosynthetic rate was performed by means of assimilation chamber .

内毒素诱导的动物ARDS肺内分流气体交换及呼吸力学的研究

Pulmonary Shunt Fraction , Gas Exchange and Respiratory Mechanics in Endotoxin Induced Animal ARDS

等渗NaCl和KCl胁迫对高粱幼苗生长和气体交换的影响

Effects of Iso_osmotic NaCl and KCl Stress on Growth and Gas Exchange of Sorghum Seedlings

结果：极量运动后，COPD患者气体交换参数恢复半衰期较正常对照组明显延长。

Result : Half times of gas exchange parameters in COPD after maximal exercise were significantly longer than in controls .

低温胁迫对茄子幼苗叶片气体交换、PSⅡ光化学效率和光能分配的影响

Effects of low temperature stress on gas exchange , photochemical efficiency of PS ⅱ and light energy allocation in eggplant seedling leaves

不同吸痰方式对ARDS犬肺内气体交换影响的实验研究

An experimental study on the effect of different endotracheal suctions on the gas exchange in ARDS dog lung

结论：槲皮素能改善大鼠ALI时气体交换功能，抑制P选择素的释放，对内毒素诱导的ALI有保护作用。

Conclusion : Quercetin has a protective effect on LPS-induced acute lung injury in rats through inhibiting the P-selectin mediator and improving gas exchange ability .

目的探讨以全氟化碳为载体的完全液体通气对乳猪体外循环（CPB）术后肺气体交换及炎症反应的影响。

Objective To investigate the effect of total liquid ventilation on pulmonary inflammatory reaction in piglets after cardiopulmonary bypass .

烤烟叶片光合气体交换参数对滤减UV-B辐射强度的响应

Response of Photosynthetic Gas Exchange Parameters of the Leaves of Flue-cured Tobacco on the Attenuated UV-B Radiation Intensity

采用PEG渗透胁迫的方法，进一步验证了干旱对草莓光合作用、气体交换以及光合反应中心活性的影响。

Osmotic stress was used to testify the effects of soil drought on photosynthesis , gas exchange and activities of PS reaction center .

方法16例HVS患者和18名健康志愿者进行负荷连续递增的运动心肺功能试验，观察整个试验过程中气体交换指标和通气方式。

Methods Sixteen HVS patients and 18 healthy controls performed incremental cardiopulmonary exercise testing with cycle ergometer .

酸性pH对水生生物的毒作用方式包括气体交换受阻、体盐调节紊乱、酸碱平衡失调，以及与金属的联合作用等。

The toxic effect of low pH on aquatic life include inhibition of gas exchange , disorder of body salt adjustment , imbalance of acidity and alkalinity , and the combined effects with metals .

SPAC中油松栓皮栎混交林水分特征与气体交换

Water characteristics and gas exchange of Pinus tabulaeformis and Quercus variabilis mixed stand

通过肺动脉导管和动脉血气分析，测定基础、ARDS和治疗30min后肺气体交换和血流动力学参数，记录相应时点的气道峰压（PIP）、平均气道压（Pm）。

The parameters of lung gas exchange and hemodynamics were measured at baseline , ARDS and 30 minutes after treatment .

结论COPD患者肺移植术后肺通气、气道阻力、残气、弥散、运动耐力及气体交换功能均明显改善。

Conclusion Spirometry , airway resistance , residual capacity , diffusion capacity , exercise tolerance and gas exchange were improved remarkably after lung transplantation in COPD patients .

应用IPPV可改善胸部火器伤致肺损伤犬的气体交换，显著延长存活时间。

IPPV may improve gas exchange and prolong survival time .

结论：COPD患者极量运动后气体交换参数恢复半衰期较正常人明显延长，常规剂量氨茶碱对此无明显影响。

Conclusions : Recovery half life of gas exchange in COPD is significantly longer than in the normal individuals and is not influenced by aminophylline in common dosage .

利用CI-301（CID，Inc）CO2气体交换系统测定叶片光合速率和通过光合作用相关响应曲线计算光合参数。

Photosynthetic rates in leaves were measured with CI-301 ( CID , Inc ) portable CO 2 exchange system .

方法：绵羊静脉给予内毒素（LPS）3μg／kg，30分钟匀速泵入。观察血流动力学、肺力学参数和肺气体交换的变化。

Methods : Sheep was infused intravenously with LPS ( 3 μ g / kg ) within 30 minutes , and parameters of hemodynamics , lung mechanics and gas exchange were observed during the experiment .

本文比较研究了等渗NaCl和KCl胁迫下，高粱幼苗生长及叶片离子含量、质膜相对透性和有关气体交换参数的变化。

The growth of sorghum seedings , ion contents , relative plasmalemma permeability and gas exchange of the leaves under iso osmotic NaCl and KCl stress were studied .

结果发现，在镉毒下，小麦叶片光系统Ⅱ（PSⅡ）明显受损，气体交换参数和叶绿素荧光参数随着镉浓度的升高而显著下降，生物量也随之显著降低。

Under cadmium toxicity , PS ⅱ in the leaves of wheat seedling was dramatically damaged , and parameters of photosynthesis and chlorophyll fluorescence , and biomass significantly decreased with increasing Cd concentration .

海表温度（SST）是海气相互作用的重要指标，是反映海气间热和气体交换的动力要素。

Sea surface temperature ( SST ) is an important index of air sea interaction and a dynamic element for reflecting the air sea exchange of heat and gas .

方法观察不同潮气量（VT）时，18只ALI绵羊肺气体交换、肺力学和血流动力学的改变。

Methods In 18 sheep with LPS induced ALI , gas exchange , pulmonary mechanics and hemodynamics were observed at different tidal volumes ( V T ) .

KCl对高粱生长抑制、质膜透性、Ca2＋含量下降及光合气体交换参数的影响均明显大于等渗的NaCl。

KCl had much more detrimental effects on the growth , plasmalemma permeability , Ca 2 + metabolism and photosynthetic gas exchange of the sorghum seedings than iso osmotic NaCl .

坡地和沼泽地野牡丹（Melastomacandidum）叶片的解剖特征与气孔气体交换特性

Anatomical Features and Stomatal Gas Exchange in Leaves of Melastoma candidum Grown in Hilly and Swampy Habitats

提示鼻罩PSV改善上腹部手术中气体交换并非过度通气所致，而是改善了肺换气与血流比例和促进膈肌功能的结果。

The results suggest that nasal PSV reduced the work of breathing and optimized the diaphragmatic function , and then improved gas exchange .

并分析了不同温度和不同薄膜包装对采后青菜的生理品质变化的影响，实验研究结果表明：利用该气体交换数学模型选择青菜MAP包装薄膜材料的方法是切实可行的。

The effects of different temperatures and plastic bags on the change in quality of Pak-choi were also studied in this paper . Experimental results have showed us that suitable film for Pak-choi MAP could be got by using the mathematical model .