olefin hydrocarbon
英
美 [ˈoʊləfɪn ˌhaɪdrəˈkɑːrbən]
n. 烯烃
双语例句
- Olefin ( or alkene) Any unsaturated hydrocarbon containing one or more pairs of carbon atoms linked by a double bond ( see covalent bond, saturation).
含有一对或多对由双键连接的碳原子的一类不饱和烃。 - The optimum reaction conditions are that the temperature is 8 ℃, alkane/ olefin mol ratio is 16:1, acid/ hydrocarbon volume ratio is 1:1, agitating velocity is 1 200 r/ min.
其最佳反应条件为：反应温度8℃，烷烯摩尔比16：1，酸烃体积比为1：1，搅拌速度1200r/min。 - Technological Progress in Olefin Production by Hydrocarbon Cracking
烃类催化裂解制烯烃技术进展 - Heavy oil recovery rate can be increased and gasoline olefin hydrocarbon content can be decreased effectively by catalytic cracking operation parameters optimization.
通过优化催化裂化装置的操作参数可有效提高重油转化率和降低汽油烯烃含量。 - Analysis of Olefin and Aromatic Hydrocarbon Content in Unleaded Gasoline
无铅汽油中烯烃、芳烃含量的分析 - In accordance with the characteristics between the electrical properties of gasoline and its compositions, it has been developed to determine the olefin and aromatic hydrocarbon content in gasoline by dielectric spectrum.
根据汽油的电性质与其组成之间存在的相关关系特性，测定了汽油中的烯烃、芳烃含量，用全交互验证法对30个不同油库、加油站汽油样品中的烯烃、芳烃含量进行了预测。 - Applying the method of mathematical statistics, the model for predicting olefin yield distribution of hydrocarbon cracking is obtained. There are three parameters in the model, which are BMCI, cracking temperature and residence time.
采用经验法，以芳烃指数、裂解温度、停留时间为参数，建立烃类裂解烯烃产率分布模型。 - The effects of components ( such as sulfur, olefin and aromatic hydrocarbon) in vehicle gasoline on environment were analyzed.
分析了车用汽油组成对环境的影响，尤其是汽油中的硫含量、烯烃和芳烃含量对环境的影响； - Model for predicting olefin yield distribution of hydrocarbon cracking
烃类裂解烯烃产率分布模型 - Quantum Chemistry Study on the UV Spectrum of Olefin Hydrocarbon Homologous Compound
烯烃同系物紫外光谱的量子化学研究 - The existence of olefin and aromatic hydrocarbon would decrease the partition ratio of thiophene to a certain degree.
油品中芳烃和烯烃的存在会在一定程度上降低噻吩在离子液体相/模型油相间的分配系数，从而降低离子液体的脱硫率。