aromatic hydrocarbon

Electrophilic Substitution Locating Index of Aromatic Hydrocarbon and Its Application

芳烃亲电取代定位指数的提出及其应用

As heavy oil has fairly high aromatic hydrocarbon compound characterized by a wide range of components, the application of three-dimensional fluorescence pattern composed of excitation wavelength, emission wavelength and fluorescence intensity can detect the composition, intensity and characteristics of aromatic hydrocarbon compound.

根据重质油含有芳香烃化合物的组成范围很宽、含量较高的特点，应用由激发波长、发射波长和荧光强度组成的三维荧光图谱，可以检测芳烃化合物组成、强度及其特征。

The carrier, active component and preparation method of the ammoxidation catalyst for aromatic hydrocarbon were described.

介绍了芳烃氨氧化反应催化剂的载体 、 活性组分和制备方法,以及国内芳烃氨氧化反应催化剂的研制情况.

The second stage hydrogenation, adopts higher aromatic hydrocarbon, comes up to food grade white oil.

以高粘度基础油为原料, 采用两段加氢工艺, 生产合格的高粘度食品级白油.

Analysis by GC/ MS of Raw Materials and Products Involved in a New Technology of Producing Aromatic Hydrocarbon

芳烃生产新工艺中原料和产物的GC／MS分析

Limitedly resistant to aromatic hydrocarbon, strong solvent, acids and oxide materials.

本品对芳烃 、 强溶剂 、 酸和氧化材料的耐度有限.

Not resistant to aromatic hydrocarbon solvents ( including some grades of petrol, or strong solvents ).

不耐芳烃类溶剂 ( 包括各种等级的汽油或强溶剂 ).

Pseudomonas alcaligenes NCIB 9867 ( strain P25X), a soil bacterium, is capable of degrading aromatic hydrocarbon via the gentisate pathway.

产碱假单胞菌NCIB9867株（P25X）能够通过龙胆酸途径降解芳香烃。

Resistant to salt water . Limited resistance to aromatic hydrocarbon including some types of gasoline.

耐海水,但对芳香烃物质(包括汽油类)耐度有限.

As basic organic raw materials, light aromatic hydrocarbon especially benzene, toluene, xylene and naphthalene ( BTXN) were widely used in all kinds of chemical engineering technology fields, pesticide, plastic, medicine and so on, for example.

轻质芳烃苯、甲苯、二甲苯以及萘（BTXN）是基本有机化工原料，广泛应用于塑料、农药、医药和燃料等行业。

Application of optical ionic detector to the determination of micro aromatic hydrocarbon

光离子检测器在空气中微量芳烃检测中的应用

Study of entire energy saving scheme of aromatic hydrocarbon products

芳烃产品整体节能方案探讨

Geochemical Characteristics and Significance of Aromatic Hydrocarbon in Oil and Gas

芳香烃地球化学特征及地质意义

Analysis on Potential Development of C4 Hydrocarbons, Aromatic Hydrocarbon and Its Down Stream Products

我国C4烃和芳烃及其下游产品发展机会分析

Study on photochemical degradation of polycyclic aromatic hydrocarbon pollutants from car exhaust

光化学降解汽车尾气中多环芳烃污染物的研究

A method for extraction of aromatic hydrocarbon using sulfolane as solvent is described.

介绍以环丁砜为溶剂、萃取芳烃的方法.

Polycyclic Aromatic Hydrocarbon-DNA ( PAH-DNA ) Adducts, as exposure biomarkers, have great significance for surveillance and molecular epidemiology.

PAH -DNA 加合物是一种暴露标记物, 在生物监测和流行病学研究中有重要意义.

Nitryl aromatic hydrocarbon affect environment and human health mainly by water, dust and smoke.

硝基芳烃主要通过废水 、 粉尘、蒸气等形式污染环境,影响人体健康.

It is shown that tectonic stress is in favor of the chemistry environment transfer of hydrogen in coal, resulting in the decrease of aliphatic hydrocarbon and the increase of aromatic hydrocarbon in content, and accelerating the polycondensation and ordering of large molecules texture of coal.

结果表明，构造应力有利于煤中氢发生化学环境转移，使脂肪烃含量相对减少、稳定的芳香烃含量相对增加，促进煤大分子结构缩合度和有序度增加。

The Relation between~ 1H-NME δ and Electrophilic Substitution Reaction of Aromatic Hydrocarbon

~1H-NMR化学位移与芳烃亲电取代反应

Influence of Polycyclic Aromatic Hydrocarbon DNA Adducts on DNA Synthesis

多环芳烃DNA加合物对DNA合成的影响

Is studied in the process of condensate producting aromatic hydrocarbon with chromatog-raphy determining its intermediate and foreign substance of products which play an positive role for assuring effective composition content of products and stabilize their quality in the production of chemical industry.

研究了气相色谱法测定凝析油生产芳烃过程中，中间体及产品杂质的测定，在化工生产中对保证产品有效成分含量，对稳定产品质量有着积极的作用。

The role and significance of aromatic hydrocarbon analysis in oil and gas geochemical exploration

芳烃分析在油气化探中的作用和意义

Research progress of the catalyst for producing aromatic hydrocarbon by dehydrogenate coupled action of methane

甲烷脱氢偶联制芳烃催化剂研究进展

The targets of this method is benzene, toluene, xylene ( three isomeric), styrene. It sampling on carbon tube, solvent desorbed or indirect thermal desorption and acked column gas chromatography to determination of aromatic hydrocarbon.

该方法主要检测的目标化合物包括苯、甲苯、二甲苯（三种异构体）、苯乙烯，采用活性炭采样，并使用二硫化碳溶剂解吸或间接热解吸的方法，配合填充柱气相色谱法分析。

Aromatic Hydrocarbon-DNA ( PAH-DNA ) Adducts, as exposure biomarkers, have great significance for surveillance and molecular epidemiology.

DNA加合物是一种暴露 标记物, 在生物监测和流行病学研究中有重要意义.

Failure analysis of impellers used in aromatic hydrocarbon extracting system

芳烃抽提系统叶轮的失效分析

Correlation study on biodegradability and structure of substituted aromatic hydrocarbon

取代芳烃的生物降解性与结构相关性研究

A Study on Polycyclic Aromatic Hydrocarbon DNA Adduct in Lung Cancer Patients Exposed to Indoor Coal burning Smoke

接触室内煤烟的肺癌患者多环芳烃DNA加合物的研究

Since the pioneering work of Laurent, who in 1837 discovered pyrene in the residue of the destructive distillation of coal tar, this polycyclic aromatic hydrocarbon has been the subject of tremendous investigation. Its unique properties have inspired researchers from many scientific areas.

自从1837年Laurent在精馏煤焦油的残留物中发现芘以来，这一多环芳烃碳氢化合物逐渐引起科研工作者的注意。