unsaturated hydrocarbon

用法例句

A general empiric formula which is used to correlate physicochemical properties with 0M, 1M of unsaturated hydrocarbons ( containing alkene, alkyne and alkyl benzene) is proposed as follows; p= a+b0M + c1M, where p stands for physicochemical property of a unsaturated h.

5),并以此为参数研究了不饱和烃(包括烯烃、炔烃、烷基苯)的标准生成焓、标准生成吉布斯能、标准规定熵等一系列的理化性质,提出了一个通用的关系式:p=a+b~0M+c~1M。

The paper calculates J and S_j~(max)indices of unstaturated hydrocarbons such as alkenes,alkynes and alkyl benzenes,and stud-ies correlativity and selectivity with topological indices and the physico-chemical properties of unsaturated hydrocarbons.

计算了不饱和烃(烯烃、炔烃、烷基苯)的 J 指数,并结合最大距离度 S_j~(max)研究了 J 指数分别与不饱和烃的ΔH_[f(g)]~0、S_(g)~0、ΔG_[f(g)]~0、ω、t_b 等一系列分子理化性质之间的相关性和选择性,用计算机回归方法构建了计算不饱和烃的不同理化性质的最优经验公式,结果显示,其相关性和选择性均优于文献。

Some properties of unsaturated hydrocarbons have been investigated with topological methods in this study.

定义并分别求算了不饱和烃(烯烃、炔烃、烷基苯)的价键连通性指数和价键信息拓扑指数,将拓扑指数分别与这些物质的标准生成热、标准熵、标准生成自由能等一系列理化性质相关联,用计算机回归方法确定了不同性质的最佳函数形式。

Among mF , 0 F and 1 F showed good structural selectivity for unsaturated chain hydrocarbons.

基于邻接矩阵与边价 (fi)定义边价连接性指数 ( mF) ,其中的0 F ,1 F与 2 94种不饱和链烃 (包括烯烃、炔烃及烯炔烃 )的沸点 (Tb)关联 ,得到良好的数学模型 :ln( 70 0 -Tb) =6 5 2 3 3 1-0 0 0 4880 F2 -0 3 46771 F0 5(n =2 94,R =0 9979,R2 =0 995 8,F =3 490 4,S =5 12 ) ,该回归模型经Jackknife法检验具有总体稳健性 。

Correlation between the 0X z, 1X z and the boiling points for aliphatic unsaturated hydrocarbons is studied.

5,并研究了0 Xz,1Xz 与不饱和链烃沸点的相关性 。

"Olefin (or alkene) Any unsaturated hydrocarbon containing one or more pairs of carbon atoms linked by a double Bond (see covalent Bond, saturation)."

烯烃:含有一对或多对由双键连接的碳原子的一类不饱和烃。

SEPARATION OF SATURATED AND AROMATIC HYDROCARBON USING FINE SILICA GEL

细硅胶层析柱对饱和烃和芳烃的分离

Catalytic Activation of N-H, C-H Bond and Their Reactions with Olefins;

关于催化活化N-H，C-H键和不饱和烯烃反应的研究

Saturation and aromatics affect the ductility of asphalt at low temperature.

饱和烃和芳香烃影响沥青的低温延度和粘结性。

It provides a useful vehicle for transforming unsaturated acids to their corresponding alkenes.

它为使不饱和酸变成相应的烯烃提供了一个有用的中间体。

Study on the Synthesis of Polysubstituted Benzenes by α, α-dycyanoolefins;

α，β-不饱和二氰基烯烃参与合成多取代苯方法的研究

Theoretical Simulations on the Electron Transfer Properties of the Alkane Thiols and Serveral Unsaturated Aliphatic Hydrocarbons;

烷基硫醇与几种不饱和脂肪烃电子传输性能的理论研究

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

VERTICAL DISTRIBUTION OF TYPICAL CHLORINATED HYDROCARBONS IN THE VADOSE ZONE OF A CHEMICALLY CONTAMINATED SITE

化工污染场地土壤不饱和区典型氯代烃化合物的垂向分布特征

Aromatics Hydrogenation Saturation and Naphthene Ring Opening in Diesel;

柴油芳烃加氢饱和及环烷烃开环的研究

a non-aromatic saturated hydrocarbon with the general formula CnH(2n+2).

一种无芳香的饱和烃，通式为CnH（n）。

Information Processing Methods and Application of Gas Chromatography of Saturated Hydrocarbons

饱和烃气相色谱信息处理方法及应用

Designing of the Supports of Diesel Aromatics Saturation Catalysts

柴油芳烃加氢饱和催化剂载体的设计

Analysis of Paraffin after Low-temperature Oxidization by Gas Chromatography

气相色谱法分析低温氧化后的饱和烃

Naphthenic having the characteristics of naphthense， which are saturated hydrocarbons containing molecules with at least one closed ring of carbon atoms.

环烷烃具有环烷特性的、少包含一个碳原子团链的饱和烃。

Naphthenic having the characteristics of naphthense,which are saturated hy_drocarbons containing molecules with at least one closed ring of carbon atoms.

环烷烃具有环烷特性的、至少包含一个碳原子闭链的饱和烃。

Paraffinic Having the characteristics of paraffins，saturated hydrocarbons of open chain structure.

石蜡族具有石蜡的特性、具开放式结构的饱和烃。

Distribution Characteristics of Saturated Hydrocarbon Biomarkers in Oils from Tarim Basin

塔里木原油饱和烃生物标志物分布特征