The trouble is that the ethane route to making ethylene produces virtually no propylene.
问题在于这种用乙烷制作乙烯的生产流程几乎不会伴有丙烯产生。
Scientists already knew there wasn't as much ethane in Titan's atmosphere as they'd expected.
科学家们已经了解土卫六大气层中并没有预期那么多的乙烷。
Titan's lakes, by the way, aren't your usual bodies of water — instead, they're filled with liquid methane and ethane.
顺带一提，泰坦湖泊里的液体并不是通常意义上的水，而是液态的甲烷和乙烷。
If we have the molecule ethane, then what we're going to have first is our sigma bond that we described between the two carbons.
如果我们有乙烷分子，那我们首先有,碳碳之间的sigma键。
Pyrolysis of ethane and propane will liberate ethylene, a valuable and basic material for the synthesis of organic chemicals.
乙烷、丙烷是裂解制乙烯的原料，后者是有机合成的基本原料。
Natural gas is composed of methane ethane propane and butane.
天然气由甲烷、乙烷、丙烷和丁烷组成。
The cloud might be snowing ethane snowflakes into methane lakes below.
云层可能正在向下面的甲烷湖飘落乙烷雪。
Ethane dehydrogenation to ethene is an effective method for using ethane.
乙烷脱氢制乙烯是乙烷利用的有效途径。
BA110 ethane pyrolysis furnace is an important equipment of ethylene plant.
BA110乙烷裂解炉是乙烯装置的重要设备。
If polar conditions are as cool as predictions say, ethane could accumulate as polar ice.
如果两极的状况如同预报的足够冷，乙烷将作为极地冰堆积起来。
The method and the condition of separation epoxy ethane from dihydric alcohol are described.
介绍了环氧乙烷与二元醇的分离方法和条件。
Nonequilibrium process for cracking ethane in the manufacture of ethene is numerically investigated.
对乙烷裂解制造乙烯的非平衡过程进行了分析。
The present state of production and application for epoxy ethane in China is described in this paper.
本文就我国环氧乙烷的生产现状及其应用作一介绍。
The methane-ethane could then be successfully separated through forming hydrates with the presence of SDS.
在SDS存在下，采用水合物分离技术，能成功地使甲烷、乙烷气体分离。
The oxidative coupling of methane to produce ethane and ethylene is a new process developed in recent years.
甲烷氧化偶联生成乙烷和乙烯是几年前出现的新工艺。
The function of carbon dioxide is to remove coke and react with hydrogen to accelerate dehydrogenation of ethane.
二氧化碳的作用是消除积炭以及与氢反应以提高乙烷的脱氢反应转化率。
The OH radical initiated degradation of ethane was possibly one of the main sources of H2O2, MHP and EHP in the troposphere.
OH自由基引发的乙烷降解反应可能是对流层大气h 2 O 2,MHP及EHP的重要来源之一。
The results showed that the permeability of methanol is far greater than the Neopentyl Glycol(NPG) and trimethylol ethane(PG).
结果表明，甲醇的渗透率远大于新戊二醇和三羟甲基乙烷的渗透率。
The industrial applications of epoxy ethane and the varieties and USES of its processed products are dealt with and summarized.
对环氧乙烷在工业上的应用，其加工产物品种和用途作了归纳。
On Earth, they'd be filled with water, but it's just too cold on Titan; so these lakes contain a mixture of methane and ethane.
在地球上它们将会充满水，但是在极为寒冷的泰坦上湖中所含的是甲烷和乙烷的混合物。
The oxidative dehydrogenation of ethane to ethylene was studied over alkaline earth oxides promoted with alkaline metal chlorides.
报道了乙烷在以碱金属氯化物作为助剂的碱土金属氧化物催化剂上的氧化脱氢。
Nowadays, there are mainly three ways of producing VCM, that is ethylene oxychlorination, acetylene oxychlorination and ethane oxychlorination.
目前，生产氯乙烯的方法主要有乙炔法、乙烯法及乙烷氧氯化法。
A field gas processing plant typically removes varying amounts of ethane, propane, butanes, and heavier hydrocarbon liquids from the gas stream.
气田加工厂一般会从气流中脱除不同数量的乙烷、丙烷、丁烷以及较重的烃液。
Nano size nickel oxide prepared by sol-gel method has better ethane oxidative dehydrogenation activity at lower temperature than by other methods.
用溶胶-凝胶法制备的纳米氧化镍具有较好的乙烷氧化脱氢低温反应活性。
They are different from each other in toluene contents, the carbon isotope composition of ethane and the nitrogen and mercury vapor contents, etc.
二者在甲苯、乙烷的碳同位素组成，氮气和汞蒸气含量等方面存在着一定的差异。
They are different from each other in toluene contents, the carbon isotope composition of ethane and the nitrogen and mercury vapor contents, etc.
二者在甲苯、乙烷的碳同位素组成，氮气和汞蒸气含量等方面存在着一定的差异。
应用推荐