?methane

methane發(fā)音

英：[?mi:θe?n]　　美：[?meθe?n]

英：　　美：

methane中文意思翻譯

n. 甲烷；沼氣

methane常見(jiàn)例句

1 、It contains substances like carbon dioxde, methane and even water.───包含像二氧化碳、甲烷甚至水等物質(zhì)。

2 、The diverse Solar System fluidity may involve forms of slushy water-ice, methane, or sublimating carbon dioxide.───太陽(yáng)系內不同的液態(tài)水可能與雪泥狀的冰水，甲烷或升華中二氧化碳的形態(tài)有關(guān)。

3 、It's the only moon with an atmosphere, a yellow smoggy one filled with methane, ethane, and propane clouds.───在大氣層，只有月球在，一個(gè)**的煙霧彌漫的，一個(gè)充滿(mǎn)著(zhù)甲烷、丙烷和乙烷云的地方。

4 、Rocket researchers worldwide are now working on engines that burn methane rather than conventional liquid propellants.───全世界的火箭研究人員正在研究以甲烷取代火箭引擎中的傳統液態(tài)推進(jìn)燃料。

5 、China has just started the study on coalbed methane (CBM) reserves.───摘要國內關(guān)于煤層氣儲量的研究工作才剛剛開(kāi)始。

6 、And a small amount of methane and ammonia.───再加上少量的甲烷和阿摩尼亞。

7 、Methane is highly flammable on Earth, but It is not on Titan because it is freezing cold there.───在地球上，甲烷具有高度可燃性。由于土衛六非常冷，那里的甲烷失去了可燃性。

8 、Mr.Nuttall estimates PACE could potentially produce about 1.8 trillion cubic feet of methane from its first project.───據紐塔爾估計，PACE的第一個(gè)項目有可能開(kāi)采出約1.8萬(wàn)億立方英尺的甲烷。

9 、Fig. 1. Enteric methane production from goose during each life cycle expressed as per day per animal basis.───圖1.鵝之生命周期中腸內發(fā)酵甲烷之排放情形以每日每只表示。

10 、Now we are filled up with more methane than any other mine in this area.─── 現在我們這里的甲烷比 附近任何其他礦井里的都多

11 、VOICE: Not the hydrogen, methane and ammonia that Miller and Urey assumed.───不是米勒和萼瑞所假設的氫氣、甲烷和氨。

12 、Their grassy diet and multiple stomachs cause them to produce methane, which they exhale with every breath.───因為它們的草食習慣及多個(gè)胃囊，導致它們在每次呼吸間就會(huì )排出甲烷。

13 、The seeping methane results in a special geological chemical micro-environment in marine gas hydrate geologic system.───在海洋天然氣水合物的地質(zhì)系統中,甲烷的滲漏作用形成了獨特的地球化學(xué)微環(huán)境。

14 、Yeah, it's more like the methane coming from their mouths.─── 更像是從他們嘴里冒出來(lái)的沼氣

15 、If the permafrost melts, prodigious amounts of trapped methane gas will burp out of the once frozen ground.───二是暖化到什麼程度時(shí)，會(huì )使北極的多年凍土融化？

16 、The gas, which is sulphur-free, contains 89-99% methane, up to 6% ethane, and 3% propane.───天然氣不含硫，含甲烷88-99%，乙烷6%和丙烷3%。

17 、The research for the microflora in spent pulping liquor methane fermentation with alkaline treatment is reportecl.───對堿法紙漿黑液用于沼氣發(fā)酵過(guò)程中的微生物區系進(jìn)行了研究。

18 、The atmosphere they create has a combination of gases such as hydrogen, water, ammonia, methane, and carbon dioxide.───他們創(chuàng )造的大氣是由諸如氫、水、氨、甲烷和二氧化碳混合而成的氣體。

19 、"These permafrost deposits are now melting and releasing their methane," said Maslin.───“這些永久凍土中的沉積物開(kāi)始融化，并釋放出甲烷，”麥斯林說(shuō)。

20 、The giant planet's moons were gnats, rather than gnarled landscapes of methane lakes and dusty geysers.───巨行星的衛星就像小蟲(chóng)子般不起眼，沒(méi)人想得到表面會(huì )有著(zhù)甲烷湖泊和塵埃噴泉的起伏地貌。

21 、The CBM accumulation model is used to simulate the hydrodynamic condition of low-rank coalbed methane reservoir.───利用煤層氣成藏模擬裝置模擬了低煤階煤層氣藏水動(dòng)力條件。

22 、These flares that we're doing demonstrate that the bubbles contain methane.─── 我們所展示的這些火焰 表明這些氣泡含有甲烷

23 、To our amazement, all of the various kinds of leaves and plant litter produced methane.───令我們詫異的是，每一種不同的綠葉和枯枝落葉，都會(huì )排放甲烷。

24 、The vector correlationstudy of the reactions of chlorine atoms with methane and perdeuterated methane[J].───引用該論文 劉玉芳,劉振中,呂廣申,孫金鋒.

25 、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局:到達大氣中有多少甲烷?

26 、Most people know natural gas as home-heating fuel, but methane may soon be powering spaceships into orbit and beyond.───大家都知道天然氣是家用的加熱燃料，但或許不久后甲烷就可推動(dòng)太空船進(jìn)入地球軌道或外太空。

27 、Kyoto already puts more weight on methane than on carbon dioxide,but is that enough?───《京都議定書(shū)》對甲烷的重視已超過(guò)二氧化碳。但這是否就足夠了呢?

28 、Like methane, CO2 has behaved unexpectedly over the past several thousand years.───二氧化碳與甲烷相同，在過(guò)去數千年也發(fā)生了意料之外的變化。

29 、Methane conversion to C2 hydrocarbons by low temperature plasma was studied in different reactors.───就不同反應器對甲烷常壓低溫等離子體轉化制C2烴的影響進(jìn)行了研究。

30 、VFA removal of methane phase,activated sludge and BAC was 56%,21.2% and 21.8%,respectively.───厭氧段占VFA總去除的56%,好氧段為21.2%,BAC段為21.8%;

31 、The probe will also provide direct temperature and pressure readings, along with images of the methane clouds.───探測器同時(shí)將提供直接的溫度和壓力讀值，還有甲烷云的影像。

32 、The variation in urine and methane production compensates partly for the plane of nutrition effect.───尿液和甲烷氣體的變化部分地代償了營(yíng)養水平的影響。

33 、Bertilsson said 95 percent of the methane released by cows comes out through the mouth.───博帝森說(shuō)，牛所排放出來(lái)的甲烷氣體有百分之九十五是經(jīng)由嘴巴釋放出來(lái)。

34 、It could be a, what, a geyser, or, uh, you know, just some trapped methane, you know.─── 可能是個(gè)溫泉什么的 或者一些甲烷氣體

35 、Under certain condition,methane can reacts with SiO_2 or high vacuum grease,generating Mylar Polyster.───SiO2作掩模時(shí),在一定的條件下,CH4會(huì )與SiO2或者真空硅脂發(fā)生反應,生成聚脂薄膜。

36 、A new electro rheological fluid(ERF)which is composed of polynaphthoquinone and bromodiphenyl methane is reported.───報道一種新型的電流變材料，即以聚萘醌為固體粒子，溴代二苯甲烷為基礎液體的聚合物型電流變流體。

37 、US Environmental Protection Agency initiative on the use of methane as a clean energy source.───提供美國環(huán)境保護局發(fā)起的將沼氣作為清潔能源的信息。

38 、How many hydrogen atoms are present in 16 grams of methane ?───十六克甲烷中有多少氫原子?

39 、They may decompose glucose into hydrogen, carbon dioxide and methane.───它們能把葡萄糖分解成氫氣、二氧化碳和甲烷。

40 、Consequently, methane remains in the atmosphere a mere 10 years and plays just a bit part in warming the planet.───因此，甲烷在大氣中僅能存在10年，對于地球的暖化只有些微貢獻。

41 、They were able to nitrate methane to nitromethane.───他們能將甲烷硝化成硝基甲烷。

42 、Aquifers below the ice would provide a habitat for creatures or a venue for the hydrogeochemical production of methane.───冰底下的含水層提供了生物的棲息地，或是提供水文地球化學(xué)過(guò)程得以發(fā)生的地點(diǎn)。

43 、Kyoto already puts more weight on methane than on carbon dioxide, but is that enough?───《京都議定書(shū)》對甲烷的重視已超過(guò)二氧化碳。 但這是否就足夠了呢?

44 、Eris was discovered in 2003, and is likely composed of frozen water-ice and methane.───厄里斯是在2003年發(fā)現的，其主要成分是冰和甲烷組成的。

45 、The presence of an underground ocean could help explain how Titan replenishes methane in its smoggy atmosphere.───存在一個(gè)地下海洋可以幫助解釋土衛六是如何在煙霧彌漫的大氣中補充甲烷的。

46 、Pictured above is an image of Mars superposed with a map of the recent methane detection.───上圖是火星甲烷分布圖與火星地圖的疊加結果。

47 、But men do hallucinate, the methane gets to 'em.─── 但他們的確會(huì )有幻覺(jué) 吸進(jìn)去甲烷

48 、Natural bugs can turn out both hydrogen and methane.───天然的細菌可以生產(chǎn)氫氣和甲烷。

49 、It is studied that coal-bed methane and water can get crystalline clathrate under special conditions.───對煤層氣和水在一定條件下生成結晶狀物質(zhì)(NGH)從而使得煤層氣以固態(tài)方式儲運進(jìn)行了研究。

50 、How much methane and carbon dioxide might be released from the rotting permafrost?───一個(gè)腐爛的永久凍土層，將釋放出多少甲烷和二氧化碳？

51 、Continuous Automatic Monitoring of Methane Emission from Rice Paddies in Guangzhou Area.───廣州地區稻田甲烷排放連續自動(dòng)監測

52 、Some guess that clathrate methane reserves could equal twice the rest of the world's fossil fuel supplies combined.───據估計這種晶體結構所儲存的能量相當于全世界所有石化原料總和的兩倍。

53 、A blockedin site pumping out methane and sulphides and trichloroethylene.─── 一個(gè)密閉區域不斷產(chǎn)生甲烷和硫化物 以及三氯乙烯

54 、It is significant to prediction of coalbed permeability and resource evaluation of coalbed methane.───其結果對煤層氣資源評價(jià)和煤層滲透性預測具有重要的指導意義。

55 、But, the recent research shows that methane gas can form in the crust where there are no living creatures.───不過(guò)，最近的研究成果表明，在沒(méi)有生物存在的地殼中的某些區域里，也能找到甲烷。

56 、Carbon dioxide is a by-product of steam reforming of methane, propane or naphtha.───二氧化碳是甲烷、丙烷或石腦油的蒸氣重整的一個(gè)副產(chǎn)品。

57 、Bitumen and methane are indicators of fossil fuels.─── 瀝青和沼氣意味著(zhù)化石燃料

58 、On Titan, methane forms clouds and maybe even rain.───在泰坦星上，甲烷形成云層，甚至會(huì )產(chǎn)生降雨。

59 、Must be some kind of methane buildup.───應該是沼氣集聚起來(lái)了.

60 、In 1952, Miller built a sealed reaction chamber containing methane, ammonia, water vapor and hydrogen gas.───1952年，米勒在實(shí)驗室建造了一個(gè)密封的，盛有甲烷，氨氣，水蒸氣和氫氣的反應箱。

61 、Methane is, of course, a very powerful greenhouse gas.─── 當然 甲烷是很強大的溫室氣體

62 、Effect of Various Agricultural Measures on Methane Emis- sion Fluxes from Rice Paddies.───不同農業(yè)措施對稻田甲烷排放通量的影響

63 、The leading explanation is that these regions are lakes, possibly composed of liquid methane.───主流的說(shuō)法是因為那些區域，可能是由液態(tài)甲烷所形成的湖泊。

64 、The methane monooxygenase (MMO)has two kinds of construction in nature.───介紹了甲烷單加氧酶(MMO)在自然界中存在的兩種形式及其組成和作用。

65 、The effective activation and utilization of methane is of intriguing interest.───摘要天然氣的有效合理利用是目前的研究熱點(diǎn)之一。

66 、A satisfactory theory must be able to explain why in methane the HCH angles all have the characteristic tetrahedral value.───一個(gè)完滿(mǎn)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。

67 、The rest is mostly methane and ammonia.───其余的幾乎都是甲烷和氨。

68 、Even though carbon dioxide is less insulating than methane, it stays in the atmosphere longer, so we may want to get cracking on it right away.───即使二氧化碳與甲烷相比，其隔熱性較差，但是它在大氣中停留的時(shí)間較長(cháng)，所以我們需立即解決二氧化碳的問(wèn)題。

69 、China possesses rich coalbed methane (CBM) resources with broad development prospects.───中國擁有豐富的煤層氣資源,開(kāi)發(fā)前景廣闊。

70 、Application result of this method to simulating coalbed methane well in Xinji is reasonable.───把該方法應用于新集煤層氣井的擬合,取得良好效果。

71 、Thin paper introduces methane oxidized into formaldehyde and its catalyzer and (reaction) mechanism.───介紹甲烷氧化成甲醛及其催化劑和反應歷程。

72 、One of the reasons they may be considered significant is that -- like tundra - peatlands store carbon and methane.───就比如說(shuō)凍土地帶，泥灰地有儲存二氧化碳和甲烷的作用,因此，這可能是它們它被視為重要的因素之一。

73 、In this case, we think it's probably methane.─── 在這種情況下 我們認為氣體可能是甲烷

74 、Perhaps the most befuddling research of the year involved the greenhouse gas methane.───也許有關(guān)溫室氣體甲烷的研究是2006年最讓人混淆的研究之一。

75 、In addition, people and their domesticated animals emit methane with feces and belches.───人類(lèi)與牲畜的糞便及排氣亦會(huì )釋放甲烷。

76 、Some 3,000 years later the same thing happened to methane, another heat-trapping gas.───3000年后，另一個(gè)吸熱氣體甲烷也發(fā)生同樣的狀況。

77 、Which statement is true of the methane emissions of plants in the experiment?───在實(shí)驗中，有關(guān)植物釋放沼氣的陳述，哪一個(gè)是正確的?

78 、Its methane carbon isotope is heavier than -40‰ , ethane carbon isotope is heavier than -28‰ .───其甲烷碳同位素值均大于-40‰,乙烷碳同位素值大于-28‰。

79 、You obviously don't know anything about methane deposits.───你不是也不知道這有沼氣聚集嗎.

80 、Adsorption and desorption characteristics of coal to methane in alternating electric field (AEF) have been studied.───對交變電場(chǎng)作用下煤吸附 /解吸甲烷特性進(jìn)行了研究 .

81 、It's liquid methane, because the temperatures are so cold that methane cannot be a gas. It's a liquid.─── 而是液體甲烷 由于溫度極低 甲烷不能維持氣態(tài) 而是液態(tài)的

82 、The cloud might be snowing ethane snowflakes into methane lakes below.───云層可能正在向下面的甲烷湖飄落乙烷雪。

83 、The average cow expels 600 liters of methane a day.───一般每頭牛每天會(huì )排出600升甲烷。

84 、As the waste materials decompose, they produce methane gas.───廢物腐爛時(shí)會(huì )產(chǎn)生沼氣。

85 、The migrating methane by cross-borehole in coalseam is used in this condition.───交又鉆孔抽放本煤層瓦斯正是在這種條件下產(chǎn)生的。

86 、A bottom layer of nickel catalyst was provided to promote the endothermic reaction of steam and methane.───底層鎳催化劑促進(jìn)蒸汽和甲烷的吸熱反應。

87 、This article reviews the methods used to measure methane emissions from grazing animals.───就有關(guān)放牧家畜甲烷氣體的測定方法研究作了綜述。

88 、Agriculture Also Contributes to Increased Concentrations of Methane in the Atmosphere.───農業(yè)也幫忙增加了甲烷在大氣中的濃度。

89 、Coal bed methane content is fairly high which threatened safety mining in some areas in Shuangyashan mining area.───雙鴨山礦區局部區域煤層瓦斯含量較高,威脅到安全生產(chǎn)。

90 、Undiluted methane, ethylene, and propane were used as fuels and two nozzle sizes were used.───在研究中使用一個(gè)雙環(huán)同軸噴流燃燒器，于燃燒器的中心圓管提供氣態(tài)甲烷充作燃料，而外環(huán)圓管則供給空氣，以產(chǎn)生雙環(huán)同軸噴流**火焰。

可燃冰是一種什么能源？

可燃冰全稱(chēng)甲烷氣水包合物（Methane clathrate），也稱(chēng)作甲烷水合物、甲烷冰、天然氣水合物。

最初人們認為只有在太陽(yáng)系外圍那些低溫、常出現冰的區域才可能出現，但后來(lái)發(fā)現在地球上許多海洋洋底的沉積物底下，甚至地球大陸上也有可燃冰的存在，其蘊藏量也較為豐富。

甲烷轉化原理？

甲烷轉化指的是化學(xué)物質(zhì)甲烷通過(guò)各種反應轉化為其他物質(zhì)的過(guò)程。

甲烷部分氧化制C1 含氧化合物

在眾多的甲烷直接轉化技術(shù)中， 甲烷部分氧化制C1 含氧化合物(partial oxidation of methane ， POM)被認為是最具工業(yè)化潛力的路線(xiàn)，也是研究較多的方向。由于目的產(chǎn)物甲醇和甲醛的氧化速度要比原料甲烷的氧化速度快得多， 導致反應選擇性的降低。為了抑制CO 和CO2的生成， 提高反應選擇性， 各國研究人員在這方面做了大量工作。