dimethyl ether的例句大全

Equilibrium conversion and synergistic effect between the methanol synthesis and methanol dehydration for the direct synthesis of dimethyl ether from coal-based syngas was studied.

对煤基合成气一步法制二甲醚反应体系的平衡转化率及甲醇合成反应与甲醇脱水反应的协同效应进行了研究。

DME ( Dimethyl ether) is an ideal alternative oxygenous fuel for diesel engines due to its physical and chemical properties and excellent combustion characteristics. Fueled with DME, a diesel engine can give off remarkably lower harmful emissions especially nitrogen oxides and particulate.

含氧燃料二甲基醚具有优良的燃烧特性，能够显著降低发动机有害排放物特别是炭烟和NO x，可实现发动机的无烟燃烧，是柴油机理想的代用燃料。

Under the pressure of 0 6 MPa, reacting for 3 h at the temperature 55-90 ℃, the conversion of tetraethylene glycol was greater than 99% and the selectivity of dimethyl ether was 786%.

反应温度为55～90℃，反应压力06MPa，反应时间为3h，四甘醇转化率大于99%，双醚选择性为786%。

The chemical kinetics process of dimethyl ether oxidation at high temperature was obtained by analyzing the reaction rates of the key elementary reactions, the key intermediate species and radicals.

通过分析在内燃机压燃燃烧边界条件下二甲醚高温氧化反应过程中的关键基元反应速度、关键中间产物以及自由基的浓度随曲轴转角的变化，得到了二甲醚燃烧氧化的高温反应途经。

DME ( dimethyl ether) becomes a potential alternative fuel, for its excellent autoignition performance and capacity to meet ULEV emissions standards for diesel engines without any exhaust gas after treatment.

由于DME（二甲基醚）有良好的压燃着火性能以及不需特别的措施就能达到超低排放标准，因而成为柴油发动机一种很有潜力的替代燃料。

A reduced model of dimethyl ether ( DME) was developed based on the detailed kinetics model by analyzing in reaction paths of combustion of DME and sensitivity.

在详细反应动力学研究基础上，通过对二甲基醚（DME）均质压燃燃烧反应途径和敏感性分析，建立了均质压燃二甲基醚的简化动力学模型。

Analysis of life cycle energy consumption and greenhouse gas emission of cornstalk-based dimethyl ether

玉米秸秆基二甲醚的生命周期能耗和温室气体排放分析

A Study on the Theory and Experiments of Dimethyl Ether Engine Spray& Atomization

二甲基醚发动机喷射雾化的理论和实验研究

following the company 200,000 tons of dimethyl ether device market share of 85 %.

公司20万吨以下二甲醚装置国内市场占有率达85%.

application and significance of dimethyl ether for solving the energy and environment problems are briefly introduced.

摘要简单介绍了二甲醚的用途及对解决能源和环境问题的重要意义.

the application of diethylene glycol dimethyl ether in various fields were introduced in this article.

并详细介绍了二乙二醇二甲醚在各领域的应用.

the results show that ru complex is the most active catalyst, pph 3 and ethylene glycol dimethyl ether are the optimum ligand and solvent respectively.

结果发现Ru络合物是最佳催化剂，PPh3是最佳配体，乙二醇二甲醚为最佳溶剂。

experimental study on diesel engine fueled with ethylene glycol dimethyl ether-diesel blends based on emission

柴油机燃用乙二醇二甲醚&柴油混合燃料的排放试验研究

an investigation into emission characteristics of diesel engine fuelled by mixture of ethanol, ethylene glycol dimethyl ether and diesel-fuel

乙醇、乙二醇二甲醚与柴油混合燃料排放特性研究

this paper presents that to take ethylene glycol dimethyl ether as the elements of ethanol-diesel fuel so as to improve the bad ignition property of ethanol-diesel fuel.

提出了将乙二醇二甲醚作为乙醇柴油燃料的一种组成成分，利用乙二醇二甲醚好的发火性来改善乙醇柴油燃料差的发火性。

according to the theory that similarities can be solvable easily in each other, nonpolar ethyl diol dimethyl ether is used to extract nonpolar compounds in ginkgo biloba leaves.

根据银杏叶内不同有效成分极性不一样和相似相溶原理，选用乙二醇二甲醚这一非极性溶剂提取银杏叶中非极性成分。

ethylene glycol dimethyl ether;

乙二醇二甲醚；

Methanol is an important product from C1 chemistry and its derived products include ethylene, organic acids, oxygen containing compounds, dimethyl ether, formaldehyde, etc.

甲醇是C1化学的重要产品，其深加工产品涉及烯烃、有机酸、各种含氧化合物、二甲醚和甲醛等。

as chemical feedstock, methanol can be used to produce dimethyl ether, ethylene, formaldehyde and various derivatives.

分析了甲醇作为化工原料可生产二甲醚 、 乙烯 、 甲醛和各种衍生物.

production of methanol and dimethyl ether products, the company has a new energy topics.

公司生产甲醇和二甲醚产品, 使公司具有新能源题材.