查询词典 Oxygen

"We were amazed by the effects of beetroot juice on oxygen uptake because these effects cannot be achieved by any other known means, including training," he said.

"我们惊讶于甜菜根汁对氧摄取的影响，因为这些影响，就不可能实现任何其他已知的手段，包括培训，"他说。

Research shows that the nitrate in beetroot juice leads to a reduction in oxygen uptake, slowing the rate at which a person becomes exhausted.

研究表明，硝酸盐在甜菜汁导致减少耗氧量，减缓的速度，一个人变得疲惫。

Now Angela Belcher of the Massachusetts Institute of Technology and her colleagues have succeeded in mimicking the first part of photosynthesis by using a genetically modified virus to help split water into hydrogen and oxygen.

现在麻省理工学院的安吉拉。贝尔切和她的同事们成功模拟出了光合作用的第一部分，他们使用一种基因改良的病毒来促进水分解为氢气和氧气。

While hydrogen obtained from water is the gas that would be used as a fuel, the splitting of oxygen from water is the more technically challenging "half-reaction" in the process, Belcher explains, so her team focused on this part.

这种方法使产生氧气的效率提高了4倍，研究人员希望能够找到同样的以生物学为基础的系统来完成这个反应的另一半过程——分离氢气。目前，从水中分离的氢被分成质子和电子。

This may imply a special benthal cementation and a normal, shallow marine environment may be an insufficient oxygen environment, in the Precambrian (about 100 Ma).

独特的产出特征表明了前寒武纪（约1 000 Ma左右）的正常高能浅海环境似乎还处于一种氧气不充分的环境。

The effect of dissociation on the photolysis should be mainly attributed to the formation of the negative oxygen ions,which led to the changes of the activities of benzene ring and substituent groups.

解离对酚类物质降解规律的影响主要是通过氧负离子的形成，改变苯环以及其他取代基团的活性而造成的。

A kinetic study on the photopolymerization of MMA with benzophenone/triethylamine/mer-captan system as initiator has been carried out in the presence of oxygen.

采用二笨甲酮/三乙胺/硫醇体系作为引发剂，在含氧条件下进行了MMA光聚合反应的动力学研究。

Effects of reaction temperature, oxygen concentration, catalyst dosage and reaction time on oxidation of benzyl alcohol were investigated.

考察了反应温度、氧浓度、催化剂用量以及反应时间对苯甲醇氧化的影响。

Oxygen seems to be in charge of more e-Y 36 H2O = 3 mole%; time = 8 hours, more substituted benzyl carbon lead to the main products.

氧的电荷似乎位于更多电子 Y36H2O=3摩尔%；时间= 8小时，更多的被取代的苄基碳导致主要产品。

The high nitrogen content of Bessemer steel is a disadvantage for certain cold forming applications and continental works have, in recent years, developed modified processes in which oxygen replaces air.

氮含量高的贝塞麦钢是一个不利的某些冷成型应用和大陆架的作品，近年来，发达国家修改过程中，氧气代替空气。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。