这是我的报告：比拉密契河的主要问题之一是水中的氧气含量太低。
This is my report: One of the major problems in the Biramichi river is that the level of oxygen in the water is too low.
现代大气层支持着许多复杂的生命形式，而这些生命在地球最初的大气层中是不可能存在的，因为当时的氧气含量太低。
The modern atmosphere supports many forms of complex life that would not have been able to exist in Earth's first atmosphere because the oxygen level was too low.
高的氧气含量可加快其再生速率，但硫容量会有所降低。
Higher O2 content in regeneration gas promoted the regeneration process, but the sulfur capacity was decreased slightly.
氧气含量超过50％以上时，肉样还具有良好的鲜红色泽。
The meat packaged with an O2 ratio of more than 50% had a good fresh red color.
通常，大气中的氧气含量约为20%，二氧化碳约含0.03%。
Usually, atmospheric oxygen content is about 20%, carbon dioxide containing about 0.03%.
专家声称，大笑可以提高内啡肽水平、强化免疫系统、增加血管中的氧气含量。
Experts say that laughter increases endorphins, strengthens your immune system, and sends extra oxygen coursing through your veins.
研究了氧气含量、薄膜缺陷、基底粗糙度等因素对氧化钽电学性能的影响。
The electrical properties as the function of oxygen percentage, defects in the films, and the roughness of the substrate surface were investigated.
核对检查单并检查所有项目，如测量氧气含量，检验爆炸点，防爆灯和通风。
Check all items in the checklist, such as test of content of oxygen, test of explosion point, exploded-proof lamp, good ventilation.
核对检查单并检查所有项目，如测量氧气含量，检验爆炸点，防爆灯和通风。
Check all items in the checklist such as test of content of oxygen test of explosion point exploded-proof lamp good ventilation.
初中化学教材中“空气中氧气含量测定”实验，按教材方法操作、效果甚差。
The way to test oxygen content in the air, which is introduced in Junior Textbooks, doesn't work well.
它还能使你的房子凉快下来，增加氧气含量，这是对生活在这个炎热、污染严重的城市的馈赠。
It also cools down your flat and increases oxygen content — a welcomed perk for those living in this hot, polluted city.
由于大气中氧气含量的减少，较少的氧气溶于海水，使得海水中的含氧量轻微的减少。
As atmospheric oxygen levels fall, less oxygen will dissolve in seawater, depleting levels slightly.
如果身体直接与风扇接触，则可能因二氧化碳饱和浓度上升、氧气含量减少而致死亡。
If directly in contact with a fan, this could lead to death from increase of carbon dioxide saturation concentration and decrease of oxygen concentration.
更重要的是，空气在肺里只能流向一个方向，那就意味着它里面的氧气含量比人类肺里氧含量高。
What’s more, air only goes through the lungs in one direction, which means it has a higher oxygen content than the air in human
随着一些有害材料，可以提供进一步的保障真空干燥机使用惰性气体中氧气含量的限制。
With some hazardous materials, you can provide further protection by using inert gas to limit the oxygen level in the vacuum dryer.
排放标准的参考值是，废气中的氧气含量为3%排放标准是指3%气体中的氧体积含量。
Emission standards refer to a volume content of oxygen in gas of 3 per cent.
更重要的是，空气在肺里只能流向一个方向，那就意味着它里面的氧气含量比人类肺里氧含量高。
What's more, air only goes through the lungs in one direction, which means it has a higher oxygen content than the air in human lungs.
他说，波音787内部宽敞，窗户更大。空气质量比其它飞机要好，空气中的氧气含量高出10%。
He says the plane is spacious with big Windows and the air is a better quality than on other planes, with 10 percent more oxygen.
官员说空气样本中表明里面的氧气含量仍可维持生命，同时里面的声音也为被困人员的存活带来希望。
Officials say air samples show oxygen levels that can support life. Also a noise is raising hope the men are found alive.
通过对辐照剂量、贮藏温度、氧气含量和抗氧化剂等影响脂肪氧化因素的研究，揭示了辐照肉脂肪氧化的机理。
It was studied that the effect factors of irradiation dose, preservation temperature, oxygen content and antioxidant on lipid oxidation of irradiated pork.
睡眠呼吸暂停因空气流往肺部的通道——气道——的不正常紧缩或堵塞引发，这会导致血液中的氧气含量骤然下降。
Sleep apnea is caused by the abnormal narrowing or blockage of the airways that allow air to flow into the lungs, which causes sudden drops in oxygen in the blood.
此外，洞穴探险也是项十分健康的运动，因为那里通常氧气含量较高，所以基本上你还可以额外享受一次氧气spa。
Plus, caving can be a very healthy sport, for the oxygen level is usually higher so basically you are having an oxygen spa as the bonus.
当被测气体的环境氧气含量较低，或者含有易使催化元件中毒的某些背景气体时，催化燃烧原理探测器的使用就受到了一定的限制。
When the detectors are used to measure the gas of low oxygen environment, or certain background gas which can easily poisoned the catalyze components, they have certain limits.
海洋死区是指那些氧气含量低到海洋生物无法生存的地区，从2000年至2008年世界各地海洋学家的报告显示，海洋死区已超过400个。
More than 400 ocean dead zones - areas so low in oxygen that sea life cannot survive - have been reported by oceanographers around the world between 2000 and 2008.
由于它们缺乏氧气，沼泽沉积物中的硫化物含量很高，而硫化物对大多数植物都有毒。
Because they lack oxygen, marsh sediments are high in sulfides that are toxic to most plants.
在睡眠期间，自动的新陈代谢系统对血液中二氧化碳和氧气的含量反应并不灵敏。
During sleep the automatic metabolic system is less responsive to carbon dioxide levels and oxygen levels in the blood.
它增加了代谢效率，调节了神经递质和大脑氧含量，大脑使用了身体20%的氧气。
It increases metabolism efficiency, regulates neurotransmitters, and boosts oxygen levels in the brain which USES 20% of the body's oxygen.
它增加了代谢效率，调节了神经递质和大脑氧含量，大脑使用了身体20%的氧气。
It increases metabolism efficiency, regulates neurotransmitters, and boosts oxygen levels in the brain which USES 20% of the body's oxygen.
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