而这种液态纯氢是一种极难获取的物质。
如果用纯氢作燃料，副产品只有热和纯水。
If pure hydrogen is used as a fuel, fuel cells emit only heat and water as a byproduct.
在纯氩中这一转变温度要比在纯氢中高。
Underpure argon the transformation temperature is higher than under pure hydrogen.
介绍了变压吸附法制高纯氢的生产工艺及运行状况。
This article introduce the process of high purity hydrogen production by pressure swing adsorption, and it's operation situation.
采用低温吸附法生产高纯氢，在国内已是很成熟的方法。
The method of production of high purity hydrogen by low temperature adsorption is ripe in China.
高纯氢和超高纯氢已在电子工业中获得日益广泛的应用。
High-purity and super high-purity hydrogen have been applied in the electronic industry extensively.
这是氢的同原子的共价能,在纯氢中，我们有完美的共价键。
This is the homonuclear bond energy for hydrogen in pure hydrogen. There we have perfect covalency.
比如，液态纯氢必须保存在摄氏零下253度的超低温下。
For example, it must be kept very very cold at minus 253 degrees Celsius.
用金属氢化物来提取超纯氢，经过多年来实践证明在技术经济上都是可行的。
The generation ultra pure hydrogen with metal hydride is proven to be feasible both technologically and economically in our years of industrial practice.
另外，碳燃料来源广泛，生产纯碳的过程往往比生产纯氢的过程有效能保持率高。
Further, solid carbon can be obtained from a variety of natural resources with large enough reserves and with a high exergy retaining ratio.
对剩余焦炉煤气作燃气、生产化工产品、生产纯氢及生产直接还原铁等利用途径进行了综述。
Several utilization ways of coke-oven gas, such as its usage as fuel, material in the production of chemical product, hydrogen generation and the direct reduced iron, were summarized.
FORMTEXT要比以往多接收一倍左右的纯氢，我们现在装置和工艺的情况是否允许呢？
Is it allowed by our present unit and process conditions to receive more than one times pure hydrogen than before?
因此，褐煤地下气化可稳定生产高含氢的煤气，该煤气在地面处理后可作为提取纯氢的原料气。
Thus, the gas with rich H_2, Which can be used as raw gas for producing hydrogen, can be achieved steadily through underground brown coal gasification.
结果表明：纯氢条件下气压越高，孔尺寸分布越趋于一致、孔位置和气孔结构单元分布越均匀；
The results show that at pure hydrogen atmosphere, the uniformity of pore size, spatial distribution of pores and pore-cells increases with hydrogen pressure.
纯氢可能是未来燃料，但就目前而言，美国共有2亿辆汽车使用的是在路边加油站就能买到的汽油。
Clean-burning pure hydrogen may be the fuel of the future, but there are 200 million cars on U. S. roads using gasoline today, conveniently available at the corner station.
采用INTEL 80c51单片机做为纯氢发生器的控制核心，配备必要的外围接口电路及功放电路对制氢生产工艺进行控制。
Adoption INTEL80C51 single chip microcomputer as control core for producing pure hydrogen, it can control production the craft with necessary interface circuit and power amplifier circuit.
如果要从水或者天然气中获取纯氢，那么你就必须警醒能量消耗巨大的提纯。这种提纯过程所使用的能量则是来自于燃烧煤或者石油。
To get pure hydrogen from water or natural gas, you have to use a purification process that requires lots of energy that's obtained by burning coal or oil.
在质量空速提高20%，反应条件基本相同的情况下，重整生成油的收率、纯氢产率和芳烃产率分别可提高1.3%、0.5%和2.2%。
Yield of reformate oil, hydrogen and aromatics was increased by 1.3 %, 0.5 % and 2.2%, respectively, when WHSV increased by 20%.
到那时纯镁可用作燃料(其能量密度大约是氢的十倍)。
The pure magnesium can then be used as a fuel (its energy density is about ten times that of hydrogen).
结果，生成的分子基本是是一种纯的而合成的合成氢类物质，与通用柴油的化学性质完全相同。
The result is a molecule that's basically a pure—but synthetic—hydrocarbon, which means it's chemically identical to regular diesel.
针对不同气相条件对混合菌种以及纯菌种生长与产氢的影响进行了试验研究。
Batch tests were conducted to investigate the effect of gas phase on growth and hydrogen production of mixed cultures and pure culture.
采用交流阻抗技术结合恒电流阴极充氢和动态阴、阳极极化法，研究了工业纯钛在海水中的阴极极化性能。
The cathodic polarization character of industrial pure titanium in sea water was studied by meas of ac impedance technique, galvanostat cathodic charging and dynamic polarization technique.
高纯、无毒的氢是燃料电池的理想燃料。
Pure and innocuous hydrogen is an ideal fuel for fuel cells.
主要测试无爆炸性之各种固态或液态之纯质有机化合物中的氮、碳、氢、氧及硫之重量百分率。
A primary use of testing the weight percentages of nitrogen, carbon, hydrogen, oxygen and sulfur within a variety of solid or liquid explosive of pure organic compounds.
用传统的水解-氢还原工艺制得了纯锗。
Pure metallic germanium was obtained through the conventional process of hydrolysis and hydrogen reduction.
然后，在无水THF中用氢化铝锂还原，得纯的手性2 ，4 二羟甲基四氢吡咯衍生物。
All of the 2,4 pyrrolindinediester derivatives were reduced with lithium aluminum hydride in anhydrous THF, and ten new chiral 2,4 Dihydroxylmethylpyrrolidine derivatives were found.
纯戊二醛主要以环状二氢吡喃结构形式存在于水溶液中。
Pure glutaraldehyde existed in water in form of cyclic dihydropyran.
采用电化学、光电化学和交流阻抗等方法研究了氢对纯铁钝化膜形成过程和电子性质的影响。
Pure iron membranes were pre-charged with hydrogen at various current densities. Effect of hydrogen on the film formation process on iron was studied by electrochemical methods.
这种纯液态氢是种高人工物质，科技上是很难制造和储存的。
This pure liquid hydrogen is a highly artificial substance. It's technologically very difficult to produce and store liquid hydrogen.
这种纯液态氢是种高人工物质，科技上是很难制造和储存的。
This pure liquid hydrogen is a highly artificial substance. It's technologically very difficult to produce and store liquid hydrogen.
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