The title topic is reported in this study in a hydrogen atmosphere.
本文报导了七钼酸铵在氢气氛中的热分解过程。
Vacuum sintering and sintering in hydrogen atmosphere of warm-compacted green compacts has been studied.
研究了铁粉温压压坯在真空和氢气中的烧结行为。
The results show that at pure hydrogen atmosphere, the uniformity of pore size, spatial distribution of pores and por…
氢气分压一定，选择合适的氩气分压可使熔体共晶凝固时，孔尺寸、孔位置和气孔结构单元的分布最均匀。
Compared with pure hydrogen atmosphere, decomposed ammonia atmosphere is more propitious to the formation of advantaged texture of non-oriented silicon steel.
同全氢气氛相比较，氨分解气氛更有利于50aw 600无取向硅钢有利织构的形成。
The results show that at pure hydrogen atmosphere, the uniformity of pore size, spatial distribution of pores and pore-cells increases with hydrogen pressure.
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；
2001 - a hydrogen atmosphere was discovered on the extrasolar planet Osiris by the Hubble Space Telescope, the first atmosphere detected on an extrasolar planet.
2001年，哈博空间望远镜在外太阳系行星欧西·里斯(古埃及司阴府之神)上发现了一种氢气体，这是第一种在外太阳系行星上发现的气体。
The sintering quality and shrinkage of the sintering parts were compared under vacuum or hydrogen atmosphere and different sintering temperature and heating rate.
通过采用真空烧结和氢气气氛烧结、改变烧结升温速率和烧结温度，对比了烧结件的烧结质量和烧结收缩等情况。
Using the composite graphite rods with the sulphide of iron group metals as anode, the double-wall carbon nanotubes have been fabricated by arc discharging under hydrogen atmosphere.
用含有铁族金属硫化物的复合石墨棒作阳极，在氢气氛围下实施电弧放电，制备出了双壁纳米碳管。
The relationship between the annealing temperatures and the hydrogen-induced defects in floating zone silicon grown in hydrogen atmosphere has been investigated by X-ray section topography.
本文应用X射线透射截面形貌技术研究了氢气区熔硅单晶中氢致缺陷与热处理温度的关系。
Therefore some scientists postulate that the Earth's earliest atmosphere, unlike that of today, was dominated by hydrogen, methane, and ammonia.
因此，一些科学家推断，地球早期的大气与现在的不一样，主要由氢、甲烷和氨构成。
If a rocky planet is big enough - say, 10 times the mass of Earth - it can vacuum up so much hydrogen that its atmosphere ends up constituting most of the planet.
如果一个由岩石组成的行星足够的大——比方说，质量是地球的10倍——它可以吸收如此多的氢，以至于他的大气层最终会形成大部分的行星。
For such an atmosphere to be made mostly of hydrogen, it must be topped by a thick layer of clouds like the atmosphere of Venus.
对于这种重要有氢气组成的大气，它一定充满着类似金星之上的一层厚厚的云层。
In general, the heavier atoms in the atmosphere sink and the light ones remain at the surface, which is why some white dwarfs, for example, have mostly pure hydrogen or helium atmospheres.
总体来说，较重的原子在大气圈中沉积，而较轻的原子则存在于大气圈表面，这也是一些白矮星具有较纯净的氢和氦大气圈的原因。
Another possibility that the Royal Society's writers consider is recycling carbon dioxide from the atmosphere into fuel, by reacting it with hydrogen.
皇家学会撰稿人认为另一个可能性就是重新利用大气中的二氧化碳，通过和氧气的反应将其转化成燃料。
An atmosphere composed of a cold gas mix that is lighter than helium and not much heavier than hydrogen, means that hot-air ballooning will need to be used.
一个由寒冷气体混合比氦要轻但是不会比氢重很多的大气层，意味着热气球将需要使用。
As the sun brightens and our atmosphere warms, the atmosphere will get wetter, and the trickle of hydrogen escape will become a torrent.
随著太阳的不断变亮和地球大气层的不断升温，大气湿度就会越来越大，今天微不足道的“涓涓氢流”将会变成“滔滔氢流”。
Deuterium is a heavier form of hydrogen that is common in Earth's oceans and that would have too much mass to escape Venus' atmosphere.
氘是氢的同位素，在地球上的海洋中广泛存在，其质量较重，很难逃离金星大气。
If the co 2 extracted from the atmosphere were combined with hydrogen (extracted from water using electrolysis), it could make synthetic hydrocarbon fuels.
如果我们能将从大气分离出的CO2与氢(通过电解水得到)结合在一起，就能制造出人工合成的碳氢化合物燃料。
Now new measurements show that GJ 1214b's atmosphere is made of either dense, ultrahot steam or a noxious, cloudy haze of hydrogen.
现在通过新的测量方式测得这颗行星的大气既非有稠密超热的蒸汽组成，亦非由剧毒的氢气云团组成。
Heating the crystal in a nitrogen atmosphere, Dr Nakamura found, released the hydrogen atoms and dramatically improved the ease with which holes could move around.
Nakamura博士发现在氮气中加热晶体会释放出氢原子然后会极大得改进正电穴向四周迁移的容易程度。
When you burn a hydrocarbon fuel such as oil, its hydrogen and carbon atoms combine with oxygen from the atmosphere to create water and carbon dioxide.
当你在烧氢类燃料(如石油)时，燃料中的氢原子和碳原子与空气中的氧结合反应，生成了二氧化碳和水。
Liquid hydrogen should not be poured from one container to another, or transferred in an atmosphere of air.
不能把液氢从一个容器倒入另一个容器，或者在空气气氛里转移液氢。
Uranian atmosphere, by composition, is 83% hydrogen, 15% helium and 2% methane although traces of other hydrocarbons have been found.
天王星大气的组成，是83%的氢，15%的氦和2%的甲烷等碳氢化合物虽然已发现的痕迹。
We will start with a cubic inch of hydrogen at atmosphere pressure (or the air pressure at the earth's surface).
我们从大气压力(地球表面的空气压力)的一立方英寸氢气开始。
The atmosphere is largely composed of hydrogen and helium, plus small amounts of methane (which is responsible for the blue hue because it absorbs red light).
这里的气氛主要是由氢和氦，以及少量的甲烷(这是为蓝色色调，因为它吸收红光负责)。
The methanation of different carbonaceous phases under atmosphere of hydrogen and its utility in the purification of multi walled carbon nanotubes (MWCNTs) were studied.
研究了碳纳米管中各种不同形态的碳相在氢气氛下的甲烷化行为及其在碳纳米管纯化中的应用。
Working atmosphere: hydrogen, vacuum, nitrogen and inert gases.
工作气氛：氢气、真空、氮气、惰性气体。
Working atmosphere: hydrogen, vacuum, nitrogen and inert gases.
工作气氛：氢气、真空、氮气、惰性气体。
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