methane

美 [?me?θe?n] 　英 [?mi?θe?n]

• n.甲烷；沼氣
• 網(wǎng)絡(luò)甲烷氣；瓦斯；甲烷沼氣

英漢雙解

英漢解釋

n.	1. 【化】甲烷,沼氣

英英解釋

n.	1. a gas with no color or smell that is used as a fuel

例句

If they were singing, there was no methane about, but if they dropped over then the miners had their clue to leave the mine shaft quickly!

如果它們在鳴叫，周圍就沒有甲烷，但如果它們掉了下來，那礦工就知道端倪，趕緊離開了礦井！

As to methane-eating bugs, a look at the planet as a whole again seems to rule that possibility out.

至于吞食甲烷的蟲子，星球作為一個整體看來，這種可能性不太大。

That life would have to survive on comparatively little oxygen and water, and would have to be very tolerant of methane.

這些生命要再氧氣和水相對較少的環(huán)境下生存，而且要能夠忍受甲烷。

There was one sure way to check, just how much methane is in these bubbles because it is highly flammable.

有一種可靠方法來檢驗氣泡中的甲烷含量，因為甲烷高度可燃。

Coalbed methane reservoir is a pressure seal reservoir and its production characteristic is different from that of conventional natural gas.

煤層氣是一種壓力封閉型氣藏，其生產(chǎn)特征不同于常規(guī)天然氣。

The methane explosion is building to its peak intensity and is almost certain to "blow" as you say.

甲烷爆炸聚積到了尖峰強(qiáng)度，按照你們的說法，幾乎肯定會“爆發(fā)”。

How much methane and carbon dioxide might be released from the rotting permafrost?

一個腐爛的永久凍土層將釋放出多少甲烷和二氧化碳？

Since then, Titan has spotted dozens of lakes on Titan's surface, thought to be made of a mixture of liquid ethane and methane.

自那時起，泰坦上已經(jīng)發(fā)現(xiàn)了數(shù)十個充滿了液態(tài)乙烷和甲烷混合物的湖。

It was remarkable. We had gone out there assuming that there would be plenty of methane still there and the fact was that it was all gone.

真是讓人吃驚，我們本來認(rèn)為還有很多泄漏出來的甲烷在那里的，可事實是甲烷都不見了。

From the bacterial point of view, methane is just as much of a waste product as faeces are from the human viewpoint.

從細(xì)菌的角度來看，甲烷也只是它們產(chǎn)生的一種廢物，就跟糞便是人類的排泄物一樣。

primarily carbon dioxide and methane, have on Earth's temperature when they build up in the atmosphere and trap the sun's heat.

主要成分是二氧化碳及甲烷，它擁有地球的溫度，它們增強(qiáng)逐漸形成并從大氣中吸收太陽的熱量。

Fate of rising methane bubbles in stratified waters: How much methane reaches the atmosphere?

在分層水中上升的甲烷氣泡的結(jié)局：到達(dá)大氣中有多少甲烷？

Should we assume some sort of Oxygen depleting burn off as the methane reaches the atmosphere?

我們假設(shè)部分氧會因氣中的甲烷的燃燒而被消耗嗎？

Blake suggests that methane emissions could be cut by pumping it out of landfills and re-using it as a fuel.

Blake認(rèn)為，把垃圾填埋場的甲烷抽出并作為燃料重新利用，這可以減少甲烷排放。

Greenhouse gases, like carbon dioxide and methane, trap heat down near the surface. The result: colder temperatures in the stratosphere .

象二氧化碳、甲烷等溫室氣體將熱量限制在接近地球表面的范圍內(nèi)，結(jié)果同溫層的氣溫更低了。

"The changes in methane concentration at this time seem to be unique, " said the researchers, writing in the journal Nature Geoscience.

“這個時期沼氣密度的改變看起來非常獨特”，研究人員稱他們將這一觀點發(fā)表于自然地球科學(xué)雜志。

You know, breathing high concentrations here of sulfur dioxide, carbon dioxide and methane gas, in unequal quantities -- 19 years of this.

你知道，呼吸這里高濃度的二氧化硫、二氧化碳、和甲烷氣體，這些不等量的氣體-19年都是如此。

"Say we wanted to know how much we'd need to reduce human-derived emissions of methane to cut its climate influence by half, " Montzka said.

“我們希望了解，我們需要人為減排多少甲烷才能夠將氣候變暖的影響減半，”Montzka說道。

Because of that smog, researchers have surmised that liquid methane should exist on the surface, but probes had failed to find any.

這樣的煙霧使研究人員推測，泰坦表面應(yīng)該有著液態(tài)的甲烷，可是一直以來探測器都沒有任何發(fā)現(xiàn)。

Another meat related emission that is often forgotten is methane, a product of anaerobic digestion generated when a cow exhales .

另一種與肉食有關(guān)卻常被忽略的廢氣是，牛放屁時所排放的厭氧消化產(chǎn)物——甲烷。

Even the surface waters of the ocean contain substantial amounts of this gas. But where that marine methane comes was a mystery, Until now.

科學(xué)家甚至發(fā)現(xiàn)海洋表層海水也含有相當(dāng)多的甲烷，但其來源之謎迄今仍不得其解。

So here we have a cycle of a planet which is like our Earth, but is all made of ethane and methane and organic material.

這個星球的循環(huán)非常類似地球，不過是由乙烷和甲烷以及有機(jī)物構(gòu)成。

And these molecules, especially methane and ethane, can be liquids at the surface temperatures of Titan.

這些分子尤其是甲烷和乙烷，在土星地溫下是液態(tài)的。

Converting coal bed methane to LNG uses well-established technology, but has never been proved as a commercial proposition.

將煤層氣轉(zhuǎn)化為LNG使用的技術(shù)相當(dāng)成熟，但作為商業(yè)計劃從未被證實可行。

Methane is extremely easy to transport, and pipelines are a mature technology.

沼氣比較容易運(yùn)輸，并且輸油管的技術(shù)已經(jīng)發(fā)展得很成熟了。

The digester is a tarp covered, double lined lagoon the size of five football fields. A week from now methane will cause the tarp to expand.

消化池是一個由油布苫蓋的雙內(nèi)襯污水池，有五個橄欖球場那么大。從現(xiàn)在開始的一周內(nèi)，甲烷會導(dǎo)致油布膨脹。

Were these the only observations of methane on Mars, the subject would be viewed with much more scepticism.

如果這些是火星甲烷的唯一觀測，那么這個項目則更加疑點重重。

The invention relates to a method for separating a mixture comprising at least carbon monoxide, hydrogen, and methane.

本發(fā)明涉及一種用于分離至少包含一氧化碳、氫和甲烷的混合物的方法。

The explosive potential( energy content per unit mass) of hydrogen is about twice that of the methane in natural gas .

氫的爆炸潛能（單位質(zhì)量含有的能量）大約是天然氣中甲烷的兩倍。

One idea is that the planet spews out methane gas, which freezes and keeps the surface covered with a blanket of fresh snow.

一個想法是行星本身會放出含有甲烷的沼氣，它會讓行星結(jié)冰，并且使得表面長期覆蓋一層雪。

Recently this has included methane odors in San Diego, a huge fissure in Arizona, and yet another Mississippi bridge needing repair.

最近這包括圣地亞哥的甲烷氣味，亞利桑那的巨大裂縫，還有密西西比河上另一座橋需要修理。

Alternatively, the methane might simply mean that the planet happens to be very rich in carbon, Seager says.

西格說，或許甲烷的出現(xiàn)僅僅意味著該行星恰巧富含碳元素。

Now there's new focus on a pair of methane sources that we usually don't think of as natural polluters: wetlands and rice paddies.

現(xiàn)在兩個過去不認(rèn)為是自然污染源的甲烷氣體排放源又成為了關(guān)注的焦點，即濕地和稻田。

The change in the Arctic is enough toexplain a recent increase in global methane levels in the atmosphere, he said.

他說，北極的變化足以說明，全球大氣中甲烷含量近來有所增加。

Methane molecules are easily blown apart by ultraviolet light from the Sun, so any methane around must have been released recently.

沼氣分子被來自太陽的紫外線照射后很容易炸裂分離開，所以任何附近的沼氣肯定是最近釋放出來的。

As a greenhouse gas, methane is over 20 times more potent than carbon dioxide in trapping the Sun's heat close to the planet.

作為溫室氣體的一種，甲烷把太陽熱能保留在地表的能力，是二氧化碳的20倍之譜；

A satisfactory theory must be able to explain why in methane the HCH angles all have the characteristic tetrahedral value.

一個完滿的理論必須能夠解釋甲烷中為什么所有HCH角都具有四面體的特性值。

Methane from the bottom of the Persian Gulf is part-combusted and filtered in a spaghetti-like tangle of steel pipes.

來自波斯灣底部的甲烷氣體在未完全燃燒后，經(jīng)過那些像意大利面纏繞在一起的鋼管來進(jìn)行過濾。

Trying to produce methane by leeching organic acids from human waste, he couldn't understand why the process wasn't working.

當(dāng)時他試圖從人類糞便中提取有機(jī)酸來制造甲烷，卻不明白這個辦法為什么行不通。

The mathematical model of gas concentration harmonic measurement is built up. The result of methane concentration is also shown.

建立了諧波檢測的數(shù)學(xué)模型，給出了甲烷氣體的測量結(jié)果。