查询词典 hydrogen

In the second step of photosynthesis, the hydrogen is combined with carbon dioxide to make sugar.

光合作用的第二步是氧与二氧化碳的结合制造出糖。

The hydrogen is combined with carbon dioxide to make sugar."

"……氧与二氧化碳的结合制造出糖。"

This strain of bacteria lives on hydrogen and carbon dioxide given off from the surrounding rock.

它们靠摄取围岩中释放的氢和二氧化碳生存的。

They may decompose glucose into hydrogen, carbon dioxide and methane

它们能把葡萄糖分解成氢气、二氧化碳和甲烷。

When heated in oxygen, coal reacts to form carbon dioxide and hydrogen.

当煤炭在氧气中加热时经化学反应会形成二氧化碳和氢气。

Carbon dioxide and hydrogen sulphide corrosion is the main corrosion during petroleum and gas mining.

CO2、H2S腐蚀是石油天然气开采过程中的主要腐蚀问题。

The invention provides a process for production of methanol from a feed stream rich in hydrogen carbon monoxide and carbon dioxide.

本发明提供一种从富含氢气、一氧化碳和二氧化碳的进料流生产甲醇的方法。

Large amount of toxic and harmful gases such as hydrocarbon, carbon dioxide, hydrogen sulphide, etc.

在采煤过程中释放出大量烃类、二氧化碳、硫化氢等有毒有害气体。

The mixture, incubated at rather less than body temperature, produced carbon dioxide and hydrogen but no pollutants.

这种混合，在低于体温的环境中发生反应，产生二氧化碳和氢气，但没有污染。

The bulk fraction is a mixture of methane, carbon dioxide, hydrogen, nitrogen and oxygen.

主要成分是甲烷，二氧化碳，氢气，氮气和氧气的混合气体，这些成分的含量一般用所占填埋气的体积比来表示

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。