aromatics的例句大全

An analysis of the status of the aromatics production is given and a comparison of the economic benefit between traditional disproportionation process and selective is made in the paper. A project of building the traditional toluene disproportionation and transalkylation plant is proposed.

分析了燕化公司芳烃系统生产现状，对比了传统歧化工艺和选择性歧化工艺的经济效益，提出了以传统歧化工艺建设甲苯歧化和烷基转移装置的方案。

Raman spectrum shows no nitronium ion in N_2O_4/ O_3, which demonstrates N_2O_4/ O_3 nitration aromatics is not a affinitive electronic substitution process.

Raman光谱显示N2O4/O3反应体系不存在硝酰阳离子，说明N2O4/O3硝化芳烃不是硝酰阳离子的亲电取代过程。N2O4/O3硝化苯和甲苯时，反应速率对苯和甲苯的浓度为零级、对四氧化二氮为0.5级；

analysis of deterioration of sulfolane and regeneration technique in aromatics plant

芳烃装置环丁砜劣质化原因分析及再生技术

process maintenance of sulfolane solvent system in aromatics extraction unit

芳烃抽提环丁砜溶剂系统的工艺维护

studies on the off-line process optimization of aromatics extraction with sulfolane

环丁砜抽提芳烃过程离线操作优化的研究

the discussion on protection of aromatics extraction solvent sulfolane

关于芳烃抽提溶剂环丁砜保护问题的探讨

the upgrading sulfolane shows superior selectivity and stability in the application of aromatics extraction of the 300kt/ a reforming unit.

改质后的环丁砜用于锦州石油化工公司300kt／a催化重整的芳烃抽提，表现出优良的选择性和稳定性。

the molecular complexation between some c_8 aromatics and sulfolane

环丁砜与某些碳八芳烃分子络合作用的研究

Frozen Reasons and Measures of the Heavy Aromatics Pipes in PX Unit

PX装置重芳烃管线冻凝原因分析与对策

A Novel C_8 Aromatics Isomerisation Catalyst ⅰ. Study on Ethylbenzene Transformation Capability

新型C8芳烃异构化催化剂Ⅰ.乙苯转化能力的研究

The influences of temperature, WHSV and C 10 aromatics content in the feedstock on the catalytic properties of the β zeolite based HAT 097B catalyst in toluene disproportionation and C 9 aromatics transalkylation reactions were investigated.

研究了以β沸石为主体的HAT097B催化剂在催化甲苯和C9芳烃歧化与烷基转移反应中，反应空速、温度及原料中C10芳烃含量对反应性能的影响。

The processing technologies, which have successfully operated in pilot plant to change the C10 heavy aromatics into light fractions, are also described.

同时对已经中试成功的C10重芳烃轻质化工艺技术进行了阐述。

The 1,2,4,5-tetramethylbenzene and 1,2,4-trimethylbenzene are the fundamental organic chemical materials, and extensive used for industrial applications. In general, they are from the separation of aromatics reformer C9, C10 fraction.

均四甲苯和偏三甲苯是基本的有机化工原料，在工业上用途广泛。它们一般是从重整芳烃装置C9、C10馏分中分离得到的。

The process of toluene disproportion is an important technology of aromatics mutual conversion. The purpose is to convert the directly less used and relative surplus toluene, C9 aromatics and C10 aromatics into benzene and xylene which are widely used and relatively scarce.

甲苯歧化与烷基转移工艺是芳烃间相互转化的一种重要技术，目的是把直接用途较少、相对过剩的甲苯、碳九芳烃和碳十芳烃转化为用途较广、相对紧缺的苯和二甲苯。

Application of BJ tray in reformer and aromatics extraction unit

BJ塔板在重整和芳烃抽提装置中的应用

New Outlet for Excess Aromatics Trimmed from European Gasoline

欧洲汽油中过剩芳烃的新出路

Synthesis of Aromatics by Grignard Reaction with Supersonic Wave as Revulsant

超声波引发格氏反应制备几种香料

The benzene content in reformed gasoline can be reduced by selecting suitable feedstocks, controlling the dry point of topped oil over 80 ℃, shuting down the aromatics extraction and solvent oil units.

对于催化重整装置，通过选择合适原料，将拔头油干点控制在80℃以上，以及停开芳烃抽提和溶剂油装置等措施，降低了重整汽油的苯含量。

Vicarious Nucleophilic Substitution of Hydrogen in Nitro Aromatics and Nitro Heteroaromatics

硝基芳环和硝基杂芳环中氢的替代亲核取代

The aromatics yield using 3961 catalyst was 1.9 wt% higher.

在相同条件下，3961催化剂的芳烃质量产率高1.9个百分点。