这些物质大多数是含氧化合物。
然而,关于对含氧化合物选择性的关系变得相反。
However, regarding selectivity towards oxygenates the relationship becomes the opposite.
二异丙基醚是一种新的汽油含氧化合物抗爆添加剂。
Diisopropyl ether (DIPE) is a new kind of oxygenated anti knock additive for gasoline.
国家艺术燃料含氧化合物,特别是地下水中甲基叔丁基醚,是。
The state of the art on fuel oxygenates, and in particular of MTBE in groundwater, is presented.
在石油化学加工中,原料气中含氧化合物的含量有严格的规定。
For strict quality control, a limit is set on the content of oxygenated compounds in the feed stocks of petrochemical processing.
在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives.
利用一氧化碳制取有机含氧化合物在学术研究和工业实践中一直都是非常活跃的领域。
Synthesis of oxygenates from carbon monoxide continues to an area of both academic and industrial activity.
提出了估算含氧化合物的正辛醇/水分配系数的基团贡献法———GC-K3基团贡献法。
New method named GC-K3 group contribution method for the esxtimation of the octanol-water of oxygenous compounds is presented.
甲醇是C1化学的重要产品,其深加工产品涉及烯烃、有机酸、各种含氧化合物、二甲醚和甲醛等。
Methanol is an important product from C1 chemistry and its derived products include ethylene, organic acids, oxygen containing compounds, dimethyl ether, formaldehyde, etc.
特别对石油工业来说,此术语是指加入燃料以减少发动机一氧化碳排放物的含氧化合物,例如醚类和醇类。
Specifically for the petroleum industry, this term refers to oxygen containing compounds, such as ethers and alcohols, added to fuels to reduce carbon monoxide in the engine exhausts.
一种理论认为太阳通过太阳风释放氢原子,可能与月球岩石中的含氧化合物发生反应,产生微量的H20。
One theory suggests that hydrogen released by the Sun in solar winds could have reacted with compounds containing oxygen in the Moon rock, producing tiny amounts of H20.
以有机含氧化合物丁酸和丁醇为合成油品的模型化合物,在连续流动固定床反应器中考察了催化剂的加氢脱氧性能。
The performance of the catalysts for hydrodeoxygenation of model organic compounds, butyric acid and butanol, was investigated in a continuous fixed bed reactor.
综合上述分析结果,考察了在用油随行车里程的增加氧化衰败的规律,并得到在使用过程中含氧化合物迅速增加的拐点。
By combining all the analysis results, the pattern of oxidative degradation of engine oil during road test was investigated, and the breakpoint of rapid increase of oxidation products was obtained.
分析结果表明:包裹物的主要成分是碳和氧,碳来源于石墨坩埚和石墨发热体,而杂质氧则来源于原料中的含氧化合物和生长过程气氛中氧的进入。
The results show that the main components of inclusion are carbon and oxygen. Carbon impurity comes from graphite crucible and heater, while oxygen impurity from the oxides in the raw material…
本文共分三章进行论述,其摘要如下:1。环氧化合物是一种重要的含氧三元杂环化合物。
Expounded in this article is divided into three chapters, which are summarized as follows:1. Epoxide and its derivatives are important triatomic heterocyclic compounds.
本文共分三章进行论述,其摘要如下:1。环氧化合物是一种重要的含氧三元杂环化合物。
Expounded in this article is divided into three chapters, which are summarized as follows:1. Epoxide and its derivatives are important triatomic heterocyclic compounds.
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