第一，氢气的转移不见得会发生。
First, the hydrogen migration might not really be happening.
这个装置是用来制取氢气的。
罫限制因素应是氢气的量。
结果表明：污泥的加入没有提高氢气的产量。
The results show that added riverbed sludge can not increase the hydrogen yield.
其他厂房内的乏燃料罐可能也被氢气的爆炸所破坏。
Spent fuel tanks in the other buildings may also have been damaged by the hydrogen explosions.
为了使管道能达到运输氢气的要求，专门的生产流程是必须的。
Special production processes are needed to make pipes for carrying hydrogen.
介绍了钯膜在制取烯烃和氢气的反应系统中的应用。
The applications of palladium membrane in the reaction system for producing olefin and hydrogen were introduced.
氢气的分子式为H2，它是一种无色、无溴和无味的气体。
Hydrogen is referred to as H2. It is a colourless, odourless and tasteless gas.
研究者相信，某些用铂制造的气凝胶能够加速氢气的生产过程。
Researchers believe that some versions of aerogel which are made from platinum can be used to speed up the production of hydrogen.
目前生产氢气的方法主要有化学制氢法和生物制氢法两大类。
Up to now, there are two main Hydrogen production methods-chemical and biological methods.
它是氢气的一种形态，它自然发生放射，有时被人们称为重氢。
It is a naturally occurring radioactive form of hydrogen, sometimes known as heavy hydrogen.
介绍了在二氯乙烷裂解炉燃料气中添加氢气的工艺过程和效果。
The process of adding hydrogen gas in fuel gas of ethylidene chloride pyrolyzer and its effects were introduced.
新的系统相较于旧的通过将糖转换为氢气的实验系统，其产量更高。
The new system produces a higher yield of hydrogen than previous experimental systems that used enzymes for converting sugars into hydrogen.
介绍了氢气的储运技术，特别是金属氢化物储氢技术的原理和特性。
The technology of hydrogen gas reserving and transporting is introduced, especially the characteristics and principle of hydrogen-reserving technology of metal hydride.
结果表明，煤炭地下气化方式制氢气是化石燃料制氢气的有效途径之一。
The result indicate the production of hydrogen by the UCG is one of the efficiency approach in the hydrogen making by use of fossil fuel.
而且，所有这些假设都建立在氢气的制造成本低廉并且不会释放大量的碳化合物。
And all this assumes that hydrogen can be made cheaply and without producing large amounts of carbon emissions.
原油质量下降，炼油产品市场变幻莫测，都使得炼油厂对氢气的需求不断增加。
The decline in crude quality and changing refinery product markets is increasing the hydrogen requirements of oil refineries.
实际上这是个加工厂一个全自动化的设施通过来从当地水源中提取氢气的重同位素来生产氘气。
This is the DEUT ERIUM PLANT, an automated facility for extracting the heavy isotope of hydrogen from the local water supply.
最后，要驾驶这些车辆，全世界的加油站，也全都得换成装填氢气的基础设施才行。
Finally, to operate these vehicles, a hydrogen fueling infrastructure will be required to replace the international network of gas stations.
结合上其他从水中产生氢气的催化剂如铂，这个系统就能复制在光合作用中所发生的水分解反应。
Combined with another catalyst, such as platinum, that can produce hydrogen gas from water, the system can duplicate the water splitting reaction that occurs during photosynthesis.
不过这些大部分是氢气的气体会吸收某种特别的色光，在最近的恒星发出的光线下可以被侦测到。
This mostly hydrogen gas, however, absorbs some very specific colors that can be detected in the light of the nearest stars.
但是，在硝酸盐的周围发现包含氢气的氨，很有可能是来自富含水的外来物体- - -冰冷的彗星。
But ammonium, found along with the nitrates, contains hydrogen that most likely came from an incoming object rich in water - like an icy comet.
这些庞大的星体诞生的快，死的也早，通过氢气的快速燃烧，最终引起超级的大爆炸来结束它们的生命。
These huge stars live fast and die young, burning through their hydrogen fuel quickly and ultimately ending their lives in supernova explosions.
来自《国家地理杂志》的一组科学家用300只充氢气的气象气球将一栋小房子送到离地面一万英尺的空中。
Using 300 helium-filled weather balloons, a team of scientists from National Geographic managed to get a small house 10, 000 feet into the air.
来自《国家地理杂志》的一组科学家用300只充氢气的气象气球将一栋小房子送到离地面一万英尺的空中。
Using 300 helium-filled weather balloons, a team of scientists from National Geographic managed to get a small house 10, 000 feet into the air.
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