oxygen的例句大全

The aromatizing reaction of methane without oxygen on mo/ nanometer MCM-49 catalyst

Mo/纳米MCM-49上甲烷无氧芳构化研究

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Studies were carried out on Embryonic development, point of no return ( PNR), Oxygen consumption rate, suffocation point and the acute toxicity of five kinds of commonly-used aquacultural drugs to Pseudobagrus ussuriensis through breeding biology angle.

本文从养殖生物学角度出发，研究了乌苏里拟鲿的胚胎发育、不可逆点、耗氧率与窒息点以及对5种常见渔药的敏感性。

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Oxygen is usually given by mask beforehand to allow maximum time for intubation while the patient is apneic.

通常事先给予面罩吸氧，使患者在呼吸暂停的时间达最大限度，可用以插管。

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Conclusion As soon as an SpO_2 ≤ 95% be seen in an apneic child under monitor off a pulse oximeter, manual ventilation with 100% oxygen should be instituted immediately to prevent hypoxemia occurring.

结论在应用脉搏氧饱和度仪监测时，在小儿预氧后的无通气期，一旦发现SpO2≤95%，应立即给氧人工通气，以免发生低氧血症。

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Results ( 1) The oxygen saturation in aortae increased from 0.74 to 0.82 ( P < 0.01) after the balloon dilatation.

结果（1）术后即刻主动脉血氧饱和度由074增至082（P<001），远期达087；

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Electron recovery efficiency as low as 10% for both acetate and glucose is observed mainly due to aerobic respiration of microorganisms caused by diffusion of oxygen molecular from the cathode, leading to electron loss.

二者的电子回收率均在10%左右，主要是由于阴极对氧气分子的透过作用引起的微生物好氧呼吸导致电子损失。

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His membrane oxygenator, which provided a way to add oxygen to blood as it passed through a machine, is still used in heart-lung machines during open heart surgery.

他发明的膜式氧合器，提供了一种将氧气添加到血液中的方法，至今仍应用于心内直视手术过程中使用的心肺机。

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For example, with the improvement of the scale and intensity of aquaculture, freshwater eutrophication problems have become more serious that many harmful algae, such as Microcystis aeruginosa, do harm to the fish with releasing of algal toxins, changing in dissolved oxygen and addling.

随着养殖规模和强度的提高，许多淡水水体富营养化程度日趋严重。以铜绿微囊藻为代表的许多有害藻类大量暴发，通过释放藻毒素、影响溶氧、腐臭等方式危害养殖鱼类。

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From the investigations, lack of nitrogen and phosphorus, oxygen deficiency in aeration basin of SBR, high concentration of sulfide in the wastewater is found.

调查分析得知该厂印染废水存在氮、磷缺乏现象，SBR曝气池存在缺氧现象，废水中硫化物含量较高。

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A Study on the Treatment of Dyeing Effluent With Push-flow Type Activating Sludge of Aeration Basin Working With little or Without Oxygen

推流式活性污泥曝气池微氧／缺氧状态运行处理废水的探讨

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In the range of experiment, the oxygen transfer coefficient KLa has a directly proportional relationship with the aeration degree increasing;

结果表明，在实验范围内，随着曝气量的增大，氧传质系数呈直线上升；

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Discussion on the plan of aerification and increasing oxygen for bottom water of Suzhou River

苏州河深水充气增氧方案的探讨

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In air-cathode microbial fuel cell ( ACMFC), oxygen diffused into the reactor from cathode without PEM can be reduced as electron acceptor via aerobic respiration by facultative microorganisms, resulting in either a decreasing of power generation or electron loss.

在空气阴极生物燃料电池（ACMFC）中，从阴极扩散进入阳极的氧气能够被兼性微生物作为电子受体还原，进而导致电子损失严重。

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Safety regulations for working under hazardous condition of the oxygen deficiency in the cargo holds and closed compartments of ships

GB16993-1997防止船舶货舱及封闭舱缺氧危险作业安全规程

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The Development and Application of All-in Additive NB-28 for Oxygen Bleaching

一剂型氧漂添加剂NB-28的研制及应用

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At present, much attention had been paid to the study of the surfactants with four coordinate boron oxygen heterocycles structure, however, the main work was focused on the synthesis of the surfactants containing boron with short-carbon chain alkyls and their basic properties.

目前研究的方向主要是含四配位硼氧杂环结构的表面活性剂，但都是对一些含短链烷基的合成和基本性质研究，对含长碳链的还极少见文献报道。

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Compared to closed fermentation containers ( with an airlock) this process occurs at a slower rate since some of the yeast will use oxygen to get more energy.

与密闭发酵容器（有气塞）相比这过程发生在缓慢速率因为某些酵母利用氧去得到更多的能。

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The oxygen adsorption process of coal is analyzed, which could be divided into activated adsorption phase, alterable energy rank phase and trending adsorption phase.

分析了煤吸附氧的动态变化过程并将其划分为活性吸附阶段、变能级吸附阶段和趋势化吸附阶段；

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The equation of air demand was derived from the theory of oxygen transfer in aeration.

根据曝气过程中氧转移的有关理论，推导出需气量的表达式；

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Electron-impact excitation of atomic oxygen is of great interest in aeronomy and astrophysics.

电子与氧原子的碰撞有重要的意义。

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