甲烷的例句（甲烷在句子中的用法）

• The blast was caused by pockets of methane gas that ignited. 爆炸是由数袋甲烷气体着火引起的。
• State - of - the - art systems report producing biogas that is more than 95 % pure methane. 最新系统报告产生的沼气中甲烷的含量超过95%.
• In liquid mixtures tetranitromethane may be used as an oxidizing agent. 四硝基甲烷可用做液态混合物中的氧化剂.
• The average cow expels 600 liters of methane a day. 一般每头牛每天会排出600升甲烷.
• Most of the chlorofluoromethanes reside in the lower stratosphere. 大多数氯氟甲烷存留在平流层下部.
• The reactor and transfer line are rinsed with several small portions of methylene chloride. 反应器和输送管线被用少量二氯甲烷洗涤几次.
• Hydrogen sulfide has been recognized to be toxic to anaerobic microorganism, especially methanogen. 硫氢化物已经被认为是对厌氧微生物有毒的, 特别是对甲烷菌.
• Presents the water washing of methanation catalyst used in ammonia plant of Daqing chemical fertilizer plant. 介绍中石油大庆石化公司化肥厂合成氨装置甲烷化催化剂水洗情况.
• The catalyst intragranular state for methanation system , which is a parallel reaction of equilibrium - restrained, was studied. 以甲烷化体系为例, 研究了受平衡约束的平行反应的催化剂粒内状态.
• Methane is said to be hydrophobic. 甲烷被称为疏水的.
• Gas hydrate is an important potential resource in the 21 st century. 摘要天然气水合物甲烷资源量的估算是天然气水合物研究中的热点问题.
• The raw materials used in the production of perfluoropolyethers are a mineral ( fluorspar ) and methane. 用于生产全氟聚醚的原料为矿物 ( 荧石 ) 和甲烷.
• The color development reaction between titanium in extra - low ferrochrome, nitrided ferrochrome and diantipyryl methane is studied. 研究了微碳铬铁 、 氮化铬铁中钛与二安替比林甲烷的显色反应.
• Methane may have extraterrestrial significance. 甲烷具有星际意义.
• 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.
• The gas , which is sulphur - free , contains 89 - 99 % methane, up to 6 % ethane, and 3 % propane. 天然气不含硫, 含甲烷88-99%, 乙烷6%和丙烷3%.
• Antioxidant activities of six spice materials have been measured using peroxidevalue ( POV ) and acid value ( AV ) after extraction with dichloromethane. 以过氧化值及酸价为指标,评价了以二氯甲烷为溶剂的生姜等六种常用香辛料提取物的抗氧化作用.
• The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi. 主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.
• Using a fluidized bed as immobilization system, mixed culture methanotrophic attached - films were developed on diatomite particles. 以流化床作为固定化体系, 在硅藻土颗粒表面构建了混合培养的甲烷氧化细菌的吸附膜.
• However, The CTC as a byproduct in the production of chloromethane is about 3 ~5 %. 然而在甲烷氯化物的生产过程中, 不可避免地要有3-5%左右的副产物四氯化碳生成.