观察了硫酸盐对甲烷形成的影响。
The effect of sulfate addition on methane formation was observed.
测定了苯甲酸降解、乙酸消长和甲烷形成的动力学和H_2分压。
The dynamics of benzoate degradation, the formation and utilization of acetate and methane production, and H_2 partial pressure were measured.
以腐殖酸为三卤甲烷形成的前驱物质，确定THM生成的反应级数为二级。
The humic acid was dosed as the precursor of trihalomethanes(THM) and second order kinetics was identified for the THM formation reaction.
对于纯气体形成水合物，甲烷形成的温压条件最高，丁烷最低，乙烷和丙烷介于二者之间。
For simple gas hydrate formation, the temperature and pressure of methane hydrate is highest, butane is lowest, and ethane and propane is between them.
在远离太阳的外太阳系，在木星轨道之外，温度低到足以使冰从水以及甲烷和二氧化碳等气体中形成。
Far from the sun, in the outer solar system, beyond Jupiter's orbit, temperatures are low enough to permit ices to form out of water and out of gases like methane and carbon dioxide.
利用简单的价电子成键理论，我们预计，要把所有甲烷中没有配对的电子，和氢原子中没有配对的电子配对来形成键。
So, using our simple valence bond theory, what we would expect is that we want to pair up any unpaired electrons in methane with unpaired electrons from hydrogen and form bonds.
整个系统都要有介质加热和注入防冻液的途径，以避免形成类似冰的甲烷水合物（译者注，即可燃冰）。
Throughout the system there would be ways of warming things up and injecting antifreeze to stave off the formation of icelike methane hydrates.
这些燃烧过程同样释放化学物质如甲烷、氮氧化合物、挥发性的有机化合物和一氧化碳在光照下反应形成臭氧。
These same processes also release chemicals that combine in sunlight to form ozone: methane, nitrogen oxides, volatile organic compounds, and carbon monoxide.
当大气中的甲烷凝结就形成了雾。
西伯利亚永久冻土的融化将释放大量甲烷，形成一种强效温室效应并进一步推动全球变暖，另一个转折点到了。
Another tipping point sees massive amounts of methane - a potent greenhouse gas - released by melting Siberian permafrost, further boosting global warming.
在土卫六上，甲烷可以形成云甚至降雨。
最终，蓝藻的出现带来了光合作用，它产生的氧气取代了产甲烷菌和甲烷气体，与今日相似的大气层终于形成了。
Eventually, photosynthesis arrived in the form ofcyanobacteria. Their exhalations, oxygen, did for both methanogens and methaneand created an atmosphere similar to the one that exists now.
煤是一种多孔介质，在其形成过程中生成了大量的甲烷，并含有大量的水份。
Coal is one of porous media and during the process of its formation both a great volume of methane and quantity of water generated.
这一点是在铁基体上沉积金刚石时发现的。这时，由于铁的蒸汽压力很高，在甲烷浓度低于0.4%时可形成半刚石。
This was observed by diamond deposition on iron substrates where, due to the high vapor pressure of iron, ballas is formed at methane concentrations lower than 0.4%.
土壤中铁、锰通过对土壤氧化还原电位及根膜形成的影响而影响甲烷的排放。
It has been found that the effects of soil fe and Mn on soil methane emission were caused by affecting soil Eh and root plate.
实验研究了添加剂对甲烷气体水合物形成过程的影响。
The effect of additives on methane gas hydrate formation was tested.
在海洋天然气水合物的地质系统中，甲烷的渗漏作用形成了独特的地球化学微环境。
The seeping methane results in a special geological chemical micro-environment in marine gas hydrate geologic system.
储层与盆地边缘大气水渗滤带隔绝，形成了低硫酸盐的还原环境，有利于甲烷菌活动。
There is a barrier between reservoir and atmospheric water of basin margin forming reducing environment with low sulphate which is favorable to methane bacteria activity.
同时许多研究也发现，渗滤液好氧处理后回灌会对填埋场的产甲烷作用形成一定的影响。
A lot of researches have pointed out that the recycle of aerobic-treated leachate can affect the methane production in landfill.
也许它的冰冷表面覆盖着液态甲烷和液态乙烷，它们会积聚成湖泊甚至大海，就像地球上由水形成的江河湖海一样。
The ice remains covered up even as liquid methane and ethane flow all over Titan's surface and fill up lakes and seas much as liquid water does on Earth.
类似于甲烷的碳前体可吸热蒸发，熔化的前体和具有催化活性的基底相反应并在表面形成石墨烯。
A carbon precursor like methane can be vaporized using heat where the melted precursor reacts with a catalytically active substrate to form graphene on the surface.
本文对自来水中三卤代甲烷的形成原因进行了研究，提出了自来水中三卤代甲烷污染的防治途径和三卤代甲烷的几种清除方法。
Studying the reason of forming Trihalogenated Methane in water supply, this paper presents some methods of preventing pollution and clearing off Trihalosenated Methane.
目的观察硒对致癌剂氧化偶氮甲烷(aom)所致大鼠结肠癌形成过程中，垂体远侧部acth阳性细胞的影响。
Objective To observe the effect of selenium on the ACTH positive cells in the pars distalis of pituitary of rat with colon mucosa cancer induced by azoxymethane (AOM).
光化学烟雾和大气臭氧形成的重要前体物之一——非甲烷烃(NMHC)的排放受到研究者的热切关注。
As one important predecessor of photo-chemical smog and ozone, non-methane hydrocarbon's (NMHC) emission is paid great attention.
浅层沉积物中高含量的硫化物与天然气水合物分解形成的甲烷流有直接的关系，反映了下部沉积物中可能存在天然气水合物。
The sulfides in sediments of Dongsha area were probably formed by the methane-rich fluids, which originated from the decomposition of underlying gas hydrate. As a resu…
天然气水合物是由水分子和天然气分子在一定温度和压力下形成的似冰雪状结晶化合物，又称笼形水合物或“可燃冰”。由于形成天然气水合物的气体主要为甲烷，因而也常被称为甲烷水合物。
Gas hydrate is a ice-like crystalline compound, formed by water molecules and natural gas molecules under certain temperature and pressure conditions, also called clathrate hydrate or "fire ice".
天然气水合物是由水分子和天然气分子在一定温度和压力下形成的似冰雪状结晶化合物，又称笼形水合物或“可燃冰”。由于形成天然气水合物的气体主要为甲烷，因而也常被称为甲烷水合物。
Gas hydrate is a ice-like crystalline compound, formed by water molecules and natural gas molecules under certain temperature and pressure conditions, also called clathrate hydrate or "fire ice".
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