By now, the conversions from carbon to carbon dioxide, from hydrogen to water and some other chemical conversions have formed the vast majority of commercial energy.

迄今為止的商品能源的化學(xué)轉(zhuǎn)化都是由碳轉(zhuǎn)化成二氧化碳、由氫轉(zhuǎn)化成水……的氧化過程免费在线黄视频播放。

Through analysis and compare on the process data such as residual hydrogen in carbon dioxide, pressure difference and temperature of catalyst bed,before and after replacement,it comes to the conclusion that the application is successful and satisfied.

對國產(chǎn)催化劑應(yīng)用前后的工藝情況———脫氫效果日韩久久无码AV毛片、反應(yīng)器壓差及床溫進(jìn)行了分析、評價，認(rèn)為：用該催化劑取代進(jìn)口催化劑是成功的久久亚洲精品无码福利播放，完全能滿足工藝要求人人摸人人操人人超爽。

In terms of valves, the pipeline complexity of the work of weather conditions; oil, natural gas and oil, water and other media in the hydrogen sulfide, carbon dioxide and some organic acids appear to increase the destructive force of the metal surface, which rapidly lost their ability to work.

對閥門而言，其管道工作氣候條件的復(fù)雜乱伦网站97；石油乱伦对白视频、天然氣和油層水等介質(zhì)中硫化氫、二氧化碳和某些有機(jī)酸的出現(xiàn)使其金屬表面的破壞力增大99re视频这里只有精品在，從而迅速失去工作能力色综合精品一区二区三区。

The fermentation temperature was 60℃. The major fermentation products were ethanol, acetic acid, hydrogen and carbon dioxide.

直接發(fā)酵纖維素產(chǎn)乙醇的初步研究、發(fā)酵于60℃下進(jìn)仃人人爱人人摸2020人人操，其主要產(chǎn)物為乙醇国产1在线观看、乙酸、氫氣和二氧化碳亚洲人妻性爱片。

On the valve, the work of its pipeline complex climatic conditions; oil, natural gas and oil water medium hydrogen sulfide, carbon dioxide and some organic acids appear to increase the destructive power of the metal surface, which quickly lose their ability to work.

對閥門而言网站视频你懂的，其管道工作氣候條件的復(fù)雜；石油欧美性爱1区、天然氣和油層水等介質(zhì)中硫化氫、二氧化碳和某些有機(jī)酸的出現(xiàn)使其金屬表面的破壞力增大日韩在线资源精品视频在线观看，從而迅速失去工作能力黄色三级网。

It discovered that effect of oxygen on the corrosion rate was less than that of sulfide hydrogen and carbon dioxide. Evident pits were observed.

在長慶油田環(huán)境中，H2S久久一日本道色综合久久青草青草视频、CO2對套管腐蝕影響程度遠(yuǎn)大于O2亚洲第五十九页，表觀存在明顯的點(diǎn)蝕破壞。

Hill Camellia can resist sulphur dioxide, hydrogen chloride and nitric acid fumes and other hazardous materials violations.

山茶花能抗御二氧化硫欧洲欧美精品黄片、氯化氫和硝酸煙霧等有害物的侵害欧美黄色网站址。

"Microbes that produced methane from hydrogen and carbon dioxide were one of the earliest forms of life on Earth," notes Carl Pilcher, Director of the NASA Astrobiology Institute which partially supported the research.

"微生物產(chǎn)生的甲烷，氫氣和二氧化碳是最早形式的地球上的生命巨乳性爱视频，"注意到卡爾爾徹主任美國宇航局天體生物學(xué)研究所的研究部分支持女人综合网。

How reduce discharge of hydrogen fluoride become an important subject for research effectively.

如何有效降低氟化氫的排放成為了一個重要的研究課題。

The results indicate that relationship between hydrogen fluoride laser and aluminum is different from that between CO2 laser and aluminum.

結(jié)果表明精品一级毛片视频，氟化氫激光與鋁靶相互作用得到的沖量耦合系數(shù)和激光功率密度的關(guān)系與CO2激光不同探花自拍日韩视频在线播放网站。