naphtha的例句大全

1、

Methods: Apply microwave extraction in determining content of naphtha in Eupatorium Fortune.

方法: 运用微波技术对佩兰中挥发油的含量进行测定.
来源：网络文摘精选
2、

Solvent naphtha is one of the five broad areas of petroleum products.

溶剂油是五大类石油产品之一.
来源：网络文摘精选
3、

In contact with a hot surface, naphtha petroleum fractions crack to produce ethylene and propylene.

石脑油馏份与一个热表面接角,就裂解而得到乙烯和丙烯.
来源：词典精选例句
4、

Objective : To extract and determine naphtha in Eupatorium fortune.

目的: 从佩兰中提取挥发油,并测定其含量.
来源：网络文摘精选
5、

The bases of this substance is naphtha, which has a very strong effect for health care.

此物质的主要成分是挥发油, 具有很强的保健功效.
来源：网络文摘精选
6、

The technical features, process design and commercial application of FDFCC cracked naphtha olefin reduction were described.

FDFCC工艺是降低催化汽油烯烃含量的有效技术.论述了该工艺的技术特点、流程设计和工业应用情况.
来源：网络文摘精选
7、

Various solvent naphtha fraction generally have to go through refining.

各种溶剂油馏分一般都需要经过精制加工.
来源：网络文摘精选
8、

The article introduces development status of solvent naphtha productive technology both home and abroad.

介绍了国内外溶剂油生产技术的发展现状.
来源：网络文摘精选
9、

The aromatic hydrocarbons content in naphtha was analyzed by a chemical reaction method.

用化学分析方法测定了工业用石脑油中芳香烃的含量.
来源：网络文摘精选
10、

Investigation in the Aromatization Reaction Performance of Catalytic Cracking Naphtha

催化裂化汽油芳构化反应性能的研究
来源：互联网摘选
11、

The Experimental Study of Anti-acne Pathogeny and Defervescence of Artemisia Naphtha

青蒿挥发油抗痤疮病原体及解热作用的实验研究
来源：互联网摘选
12、

Development and application of aromatization process for upgrading straight-run naphtha

直馏石脑油芳构化改质工艺的研究
来源：互联网摘选
13、

Study on catalytic aromatization process for deep catalytic cracking naphtha

催化裂解汽油催化芳构化工艺的研究
来源：互联网摘选
14、

Expand Catalytic Reformer Feedstock Sources by Blending Hydrotreated Coker Naphtha

掺炼加氢焦化汽油扩大重整原料来源
来源：互联网摘选
15、

A nickel based naphtha steam pre reforming catalyst for methane enriched gas production was laboratory prepared.

在实验室研制了镍系轻油蒸汽预转化制取富甲烷气催化剂。
来源：互联网摘选
16、

Blending coker naphtha by major factor analysis for 90 Ron unleaded gasoline

用主因素法调合焦化汽油生产90号无铅汽油
来源：互联网摘选
17、

The experimental results showed that bimolecular reaction pattern was dominant over catalyst A, which resulted in lower dry gas yield and lower olefin content in cracked naphtha.

试验结果表明，双分子裂化反应历程在催化剂A上发生机率较大，表现为较低的干气产率，较低的汽油烯烃含量；
来源：互联网摘选
18、

Clean crankshaft flange carefully using acetone or solvent naphtha.

使用丙酮或溶剂石脑油仔细清洁曲轴法兰。
来源：provided by jukuu
19、

1,4-Naphthoquinone is synthesized by oxidation using naphthalene as raw material, cerous sulfate as oxidant in presence of sulfuric acid, and with 140# solvent naphtha as solvent. Reduced cerous sulfate can be regenerated by electrolysis and reused in reaction repeatedly.

用萘为原料，硫酸铈为氧化剂，140溶剂油为溶剂，在硫酸存在下氧化合成1,4萘醌，氧化剂硫酸铈被还原后，通过电解再生，循环使用。
来源：互联网摘选
20、

The phenomena that the contents of S and N in naphtha hydrogenation treatment ( NHT) products exceed the standard are studied, and the influence of raw materials on the activity of catalyst is discussed.

对石脑油加氢处理产品硫、氮含量严重超标现象进行了研究，重点探讨了原料性质对催化剂活性的影响。
来源：互联网摘选

naphtha的例句大全

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