naphtha
美 [ˈnæfθə] 
英 ['næfθə]
英汉双解
1. | 石脑油（作燃料或用于制造化学品）a type of oil that starts burning very easily, used as fuel or in making chemicals |
英汉解释
英英解释
例句
The traditional isoprene generation method is usually the naphtha or C4 steam synthesis thermal decomposition.
传统的异戊二烯生成方法通常是石脑油热分解或者C4蒸汽合成。
A method for predicting product-yields of naphtha steam cracking was established by means of BP neural network model.
采用BP神经网络模型建立了石脑油裂解产物收率的预测方法。
Research of the sulfur transfer catalysts and materials which can be used in FCC unit to reduce sulfur in FCC naphtha is described.
总结了国内外用于催化裂化装置的具有降低催化裂化汽油硫含量作用的助剂及其材料的研究状况。
It is therefore not particularly meaningful to do more than indicating typical throughputs used in naphtha reforming.
因此，除了说明石脑油转化中的典型生产能力外，其他的没有什么特殊意义。
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。
At current levels, naphtha, a by-product of crude oil, is trading well below the cost of crude, a highly unusual phenomenon.
按目前的水平，原油副产品——石脑油的交易价格远低于原油价格，这是非常不正常的现象。
A refined petroleum naphtha, by its composition suitable for use as a carburant in internal combustion engines.
精制过的石油石脑油，其组成适用于作内燃机的汽化器燃料。
Analysis on benefit shows that coking top cycle oil as feed to manufacture lube oil is more economic and reasonable than to produce naphtha.
通过效益分析，表明以焦化顶循油做原料，生产润滑油比生产石脑油更经济合理；
The treating process included naphtha absorption, light gas oil absorption and once through hydrogenation, etc.
该工艺采用焦化气汽油、柴油吸收一加氢一次通过式流程。
Still other protests centered mainly on opposition to the construction of nuclear power plants and naphtha crackers.
其他的抗争，则主要是反对核能发电厂与轻油裂解厂的兴建。
Cracking performance varies greatly with the hydrocarbon composition in naphtha.
石脑油中不同烃类组成的裂解性能存在较大差异。
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。
A series of new de-arsenic agents suitable to propylene and naphtha have been developed respectively.
分别开发了适合于丙烯、石脑油等油品原料的系列脱砷剂。
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。
All of those significantly increase competition of naphtha cracking plant.
极大增加使用石脑油裂解的乙烯厂的竞争力。
Producers, however, complained that margins were getting squeezed as crude oil and naphtha prices soared.
然而生产者抱怨说利润都被原油和石脑油价格上涨所挤压掉。
The technical features, process design and commercial application of FDFCC process for 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。
Towngas is manufactured in plants at Tai Po and Ma Tau Kok, both using naphtha as a feedstock.
煤气公司位于大埔和马头角的两间厂房，负责生产煤气。
These can partly explain the mechanism of therapeutic dysmenorrhea of Angelica naphtha.
这些可解释当归油用于治疗痛经的作用机制。
Other feed stocks can include ethane, propane, butane, and light and heavy naphtha but are not commonly used.
其它原材料包括乙烷、丙烷、丁烷以及一般不用的轻、重石脑油。
The hydrocarbon molecules in naphtha feedstock are rearranged.
石脑油原料的烃类分子得到重新排列。
An adhesive made by dissolving unvulcanized rubber in a solvent like benzene or naphtha .
将不能硫化的橡胶溶于或石脑油等溶剂中制成的粘合剂。
Objective: To extract and determine naphtha in Eupatorium fortune.
前言：目的：从佩兰中提取挥发油，并测定其含量。
In this paper, the application of Z501 naphtha steam pre reforming catalyst in hydrogen production units is presented.
介绍Z501型预转化催化剂在制氢装置的工业应用。
Compared to the similar foreign catalyst, CN-31 naphtha pre-reforming catalyst has a bigger shrinkage factor of bulk.
31型轻油预转化催化剂与国外同类催化剂相比，明显的差异是体积收缩率偏大。
In the 9th century, oil fields were exploited in the area around modern Baku, Azerbaijan, to produce naphtha.
在第9世纪，被剥削的油田周围地区现代巴库，阿塞拜疆，生产石脑油。
Destocking in China since the summer amid fears about global demand has also put pressure on naphtha prices.
自今年夏季以来，由于对全球需求感到担忧，中国一直在减少库存，这也对石脑油价格构成了压力。
The catalyst is applicable to the hydroisomerization of the FCC naphtha.
本发明适用于FCC石脑油的加氢异构。
Feedstocks may range from naphtha cuts to reduced crude oils.
原料范围可从石脑油馏分到常压重油。
Therefore, this paper takes the study specifically on the forecasting of short-term and long-term price of crude oil futures and naphtha.
因此本文针对原油期货和石脑油的短期和长期的价格预测进行研究。
Optionally the olefinic naphtha has a low content of acids.
任选地，所述烯烃石脑油含低含量的酸。
Such as water, liquid ammonia, naphtha and liquefied petroleum gas, such as the medium level measurement.
如水、液氨、轻油、液化气等介质的液位测量。
Objective: To extract and determine naphtha in fruit of Cuminum cyminum .
前言：目的：从孜然果实中提取挥发油，并测定其含量。
Methods: To apply microwave extraction to determinating content of naphtha in fruit of Cuminum cyminum .
方法：运用微波技术对孜然果实中挥发油的含量进行测定。
There are also 6 # extraction solvent washing of oil, gasoline, aviation, 310 # of color print ink solvent naphtha.
此外还有6#抽提溶剂油，航空洗涤汽油，310#彩色油墨溶剂油。
Angelica naphtha was divided into three parts, acidic (A1), phenol(A2) and neutral and non-fenol parts(A3) by extraction.
采用翠取法，将当归挥发油可分成酸性（A1）、酚性（A2）和中性非酚性（A3）三部分。
The yield of the upgrading naphtha was high and the loss of dry gas plus coke was low.
改质汽油收率及总液收高，干气+焦炭损失小。
According to 1: 1 mix alkaloid and naphtha, and add mint essence, aiding material, to make Chinese herb air cleanser.
将提取的生物碱和挥发油按1：1的比例混合，并加入薄荷香精等辅助材料制备得到中草药空气清洁剂。
In fact the market sales of lot more, boileretc, according to user needs all solvent naphtha.
实际上市场销售的远不止这些，生产厂家可以根据用户需要，生产各种规格溶剂油。
The copper belt corrosion was caused by H2S and active sulfur in naphtha.
证明了铜丝带腐蚀是由石脑油中的H2S和活性硫引起的。
