Objective: To extract and determine Naphtha in Fennel fruit.
目的：从小茴香中提取挥发油，并测定其含量。
The hydrocarbon molecules in naphtha feedstock are rearranged.
石脑油原料的烃类分子得到重新排列。
Naphtha is one of the chief raw materials for ethylene cracker.
石脑油是乙烯裂解装置的主要原料之一。
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。
The impact of catalysts on naphtha catalytic cracking was investigated.
考察了催化剂对石脑油催化裂解的影响。
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。
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。
Naphtha is the feedstock for both ethylene production and catalytic reforming.
石脑油既是裂解制乙烯的原料，也是重整制备芳烃的原料。
Light petroleum distillate, generally known AS naphtha, wAS the logical choice.
轻石油馏分，如石脑油是合乎逻辑的选择。
These men throw deadly pots of flaming Naphtha that can seep through any armour.
那法掷油兵奋力掷出点燃的那法油罐，其油脂可渗入敌军盔甲猛烈燃烧。
Carbon dioxide is a by-product of steam reforming of methane, propane or naphtha.
二氧化碳是甲烷、丙烷或石脑油的蒸气重整的一个副产品。
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。
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。
GTL naphtha, whose quality is better than paraffin base naphtha, is an ideal fuel for fuel cells.
GTL石脑油的质量优于石蜡基石脑油，还是非常理想的燃料电池燃料。
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。
The performance of oxide catalyst for naphtha cracking was studied in a fixed-fluidized bed reactor.
使用固定流化床，考察了氧化物催化剂催化裂解石脑油制乙烯的反应。
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。
Study of coke formation during FCC naphtha cracking was carried on a laboratory fixed-fluidized bed reactor.
在实验室采用固定流化床反应器，研究了催化裂化汽油裂化时的焦炭生成。
The naphtha product yield was about 90% with a RON higher than 92. Both the hydrogen production and its purity were high.
汽油产品的研究法辛烷值达92以上，收率约90 %，装置产氢量较大，氢纯度高。
The prices of industrial fuels and feedstocks such as naphtha are not capped, yet demand for them is also growing strongly.
工业燃料和石脑油等工业原料的价格并未受到限制，但需求也在强劲增长。
Results show that the main causes of low induction period of cracked naphtha are the high diene number and low phenol content.
结果表明，二烯值大、酚含量低是加氢渣油催化裂化汽油诱导期短的主要原因。
The main properties of naphtha, diesel fuel fractions, catalytic cracking feed stock and residua from these crudes are also listed.
文中并列出了各种重质原油的汽油、柴油、催化裂化原料及渣油的主要性质。
The prepared hydrocracking catalyst for naphtha production has the characteristics of lower initial reaction temperature and good stability.
结果表明，研制的石脑油型加氢裂化催化剂具有初活性反应温度低、活性稳定性好等特点。
This process, commercialized in 1967 operates in conjunction with a naphtha reforming process to produce high octane gasolines from naphthas.
它于1967年商业化，与石脑油重整工艺结合从石脑油中生产高辛烷值汽油。
A decade ago most ethylene in North America was made using naphtha, an oil derivative: it is this process that has propylene as its by-product.
十年前，北美的大多数乙烯是石油脑(一种石油衍生物)所制：其生产过程所产生的副产物正是丙烯。
In particular, the large chemical fertilizer units based on naphtha suffer heavy losses due to the increase in the price of feedstock and fuel.
尤其以石脑油为原料的大化肥装置，因原料和燃料价格的上涨，都出现了严重亏损。
The novel FCC process for maximizing iso-paraffin in cracked naphtha is a proprietary technology named as MIP to produce clean gasoline component.
多产异构烷烃的催化裂化工艺(MIP工艺)是具有我国自主知识产权的生产清洁汽油组分的技术。
The most important route to produce these unsaturated hydrocarbons is by steam cracking, using principally petroleum gases or naphtha as feedstock.
生产这种不饱和烃类最重要的路线是靠蒸汽裂解，主要以石油气体和石脑油作原料。
The most important route to produce these unsaturated hydrocarbons is by steam cracking, using principally petroleum gases or naphtha as feedstock.
生产这种不饱和烃类最重要的路线是靠蒸汽裂解，主要以石油气体和石脑油作原料。
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