unsaturated hydrocarbons
英 [ʌnˈsætʃəˌreɪtɪd ˌhaɪdrəʊˈkɑːbənz]
美 [ənˈsætʃəˌreɪtɪd ˌhaɪdroʊˈkɑrbənz]
网络 不饱和烃
双语例句
- The heteropalladation reactions of unsaturated hydrocarbons are some of the most important routes to generate highly active alkylpalladium ( II) and vinylpalladium ( II) species.
不饱和烃杂钯化反应是合成高活性反应中间体烷基钯（II）和烯丙基钯（II）重要的途径。 - It is found the fifteen physicochemical properties of the unsaturated hydrocarbons have excellent correlativity with the topological indices.
回归的复相关系数和重新计算的误差结果显示拓扑指数与理化性质具有优良的相关性。 - The materials to be treated in the distillation towers fo pygas hydrogenation unit contain a lot of unsaturated hydrocarbons which have strong tendency of self-polymerization.
裂解汽油加氢装置的物料含有大量易自聚的不饱和烃，自聚造成装置中的分馏器堵塞，会严重影响石油化工厂的连续生产。 - Study on Quantitative Structure-Property Relationship between Molecular Connectivity Index (~ mX~ z) and Boiling Points of Aliphatic Unsaturated Hydrocarbons
分子连接性指数~mX~z与不饱和链烃沸点的定量关系研究 - The results showed that the coke deposited on the catalyst was mostly unsaturated hydrocarbons and mainly deposited into the micropores of the zeolite.
结果表明：催化裂化汽油裂化生成焦炭的组成主要为不饱和烃，主要沉积在催化剂的微孔内。 - A novel plasma reactor with rotary multi tip electrode and a fixed concentric cylinder electrode has been developed in order to use in CH4 discharge and to produce unsaturated C2 hydrocarbons.
研制了一种新型的带有一个多尖端旋转电极对一个同心圆筒型固定电极的甲烷放电制备碳二烃的等离子体反应器。 - The changes of hydroperoxide content during the oxidation course of unsaturated hydrocarbons were investigated by using tetralin, 1 methyl naphthalene and hexadecene as model compounds.
以四氢萘、1甲基萘及十六烯等模型化合物为主，考察了不饱和烃类在氧化过程中氢过氧化物含量的变化，并对最终氧化产物进行了GC/MS分析。 - Normally, the carbonylations of alkenes, alkynes and alkyl-halides et al with carbon dioxide must be carried out at much higher temperature and pressure, while those of unsaturated alkyls, ketones, aromatic hydrocarbons can be done under ambient conditions by photo-catalysis.
常规条件下，二氧化碳与烯烃、炔烃、卤代烃等发生羰基化反应需要在高温、高压下进行，而光催化下二氧化碳与不饱和烃、酮、芳烃等在常温、常压下即可进行羰基化反应。 - Results show that the number of chlorine substituents and position, the methyl on carbochain (& CH3), unsaturated carbon bond etc are all the factors affecting dechlorination rate of chlorinated hydrocarbons.
结果表明，氯代有机物中氯取代基数目、位置、碳链甲基（&CH3）、不饱和碳键等，都能对氯代物脱氯速率产生重要影响。 - The catalysis of clay mineral on gaseous hydrocarbons is revealed specifically by the fact that unsaturated hydrocarbons change into saturated hydrocarbons through hydrogen addition catalysis. This is more effective for low molecular methane.
粘土矿物对气态烃的催化作用具体表现为把不饱和的烃类通过加氢催化转化为饱和烃类，对低分子的甲烷表现出较为明显的催化效应； - A simple method for determining double bond index of pure unsaturated hydrocarbons and petroleum fractions
不饱和烃及石油分馏油份双键率之简易测定法 - Study on the oxidation behavior of unsaturated hydrocarbons
不饱和烃类化合物氧化行为的研究 - The more the types of unstable constituents, such as unsaturated hydrocarbons, especially conjugated dienes, arenes and so on, and the higher the unstable constituent contents in diesel fuel, the more easily the oxygen absorption reaction takes place.
柴油中含有某些不饱和烃，特别是共轭二烯烃、环烷、芳香烃类等不安定组分的种类越多及含量越高，就越容易发生吸氧氧化反应，安定性能或质量下降越明显。 - A review of the synthetic transformations promoted by SmI 2 in the last five years is presented, mainly focusing on special reactions of carbonyl compounds, unsaturated hydrocarbons, halohydrocarbons, nitriles and oxychalcogenides.
综述了1998年以来二碘化钐在有机合成中的应用研究，主要涉及羰基化合物、不饱和烃、卤代物、腈及含氧族元素化合物的特殊反应。 - Studies on the Physico-chemical Properties of Unsaturated Hydrocarbons Using Topological Indices
不饱和烃的理化性质与分子拓扑指数的关系研究 - Relationship between Molecular Structure and Boiling Point of Aliphatic Unsaturated Hydrocarbons
不饱和链烃分子结构与沸点的关系 - QSPR Research on the Boiling Points of Unsaturated Chain Hydrocarbons
不饱和链烃沸点的QSPR研究 - Studies on the quantitative relation between boiling point of aliphatic unsaturated hydrocarbons and molecular structure
不饱和链烃的沸点与分子结构之间定量关系的研究 - The harmfulness of unsaturated hydrocarbons in making vinyl chloride from ethylenedickloride has been discussed.
论述了二氯乙烷中不饱和烃对其裂解制氯乙烯单体的危害； - The conclusions indicate that liquefied ammonia reserved at saturated condition is more dangerous than that reserved at unsaturated condition. States the latent hazardness of such hydrocarbons as acetylene in air separator, and presents the preventive measures in normal production.
计算结果表明，液氨处于饱和状态时的潜在危险性要大于不饱和状态。阐述乙炔以及碳氢化合物在空分装置中具有的潜在危险性，并提出在正常生产中的预防措施。 - The catalysis of carbonate rock to unsaturated hydrocarbons and methane is not so good as mudstone. But it is more favourable to the generation of heavier gaseous hydrocarbons.
碳酸盐岩则对于不饱和烃和甲烷的催化作用不如粘土岩，但对较重气态烃的生成却比较有利。