Performance of chemical additives has been evaluated from thermal stability, viscosity reducing, oil fraction analysis and physics simulation test.
从热稳定性、降粘性能、原油馏分分析、物理模拟试验方面对化学添加剂进行了性能评价。
Gas oil fraction of shale oil is unstable. To address this problem, the authors of the article propose a new solvent extraction-alkali washing refining process.
针对页岩油粗柴油馏分不稳定问题，提出了一种溶剂萃取-碱洗精制工艺。
Said catalyst can be used for hydrodesulphurization of light oil fraction or gas containing organic sulphide, in particular, it is applicable to hydrodesulphurization of naphtha and coking dry gas.
该催化剂可用于含有机硫化物的轻油馏分或气体的加氢脱硫，特别适用于石脑油和焦化干气的加氢脱硫。
If all the equity oil produced outside China were transported home (which it is not) it would still only meet a fraction of the country's import needs.
如果把中国境外所有的股权石油都运回国内(目前并未如此)，也只能满足中国一小部分进口需求。
At the top of the list, Ireland only accounts for a tiny fraction of Libya's oil exports.
在表单的顶端，爱尔兰只占利比亚石油出口的很一小部分。
The oil major currently trades at a fraction of its net asset value, thanks mostly to the black eye it took from the massive oil spill in the Gulf of Mexico last year.
去年墨西哥湾所发生的大面积漏油事故使英国石油元气大伤，这位原油巨头目前的股价仅为其净资产值的零头。
Dicker notes that Libya produces only 1.3 million barrels of oil a day, just a tiny fraction of the world oil market.
Dicker透露利比亚每日的石油产量仅130万桶，仅占世界原油市场的很小部分。
The two pipelines that exploded on July 16 in the Yellow Sea, near Dalian in Liaoning province, only hemorrhaged a small fraction of the oil that BP's Deepwater Horizon did.
7月16日，辽宁省大连市附近的黄海海域的两条输油管道发生爆炸，其石油流失量，仅相当于英国石油公司深水地平线号的一小部分。
There are plans to increase capacity to more than 150, 000 barrels of oil per day but until this month, the field had only produced a fraction of that.
该公司计划增加该油田开采能力至每天15万多桶原油，但直到本月，该油田产量只是这个数字的一小部分。
Through it, octane value of gasoline, cetane value of diesel oil, aromatics and sulphur contents in fraction oil can be calculated.
用此方法可以计算汽油的辛烷值、柴油的十六烷值、馏分油中芳烃和硫含量。
Using the refractive index data determine the approximate composition of your oil, your carvone fraction and your limonene fraction with respect to limonene and carvone.
利用折光率的数据确定你的油中，你的香芹酮馏份和与柠檬烯和香芹酮有关的柠檬烯组份的大概成份。
The said catalyst can be used for hydrotreating process of fraction of petroleum, especially for hydrodesulphurization and hydrodenitrification process of middle distillate oil .
该催化剂可以广泛的用于石油馏分的加氢处理过程，特别适合于中间馏分油的加氢脱硫、加氢脱氮和加氢脱芳过程。
Fuel used for internal combustion in diesel engines; usually that fraction which distills after kerosene; similar to gas oil.
用于在柴油机内部燃烧的燃料，一般是在煤油以后蒸馏出来的馏分，与瓦斯油类似。
Utilization scheme that naphtha fraction is used for catalytic reforming feedstock and the AGO fraction is used as cracking feedstock is put for ward for Yaha's condensated oil.
牙哈凝析油的利用方案应为：石脑油馏分宜作催化重整原料，而轻柴油馏分宜作为裂解原料。
The paper also points out, the ideal technology of petroleum naphthalene production is preparing 2,6 DMN from diesel fraction, a product of heavy oil contact cracking.
指出从重油接触裂解柴油馏分中制备2 ，6 -二甲基萘是石油萘生产的最理想的技术方向。
Considering the high contents of olefins and nitrogen, the whole fraction of delayed coker distillates (including light and heavy naphtha, gas oil) must be hydrotreated.
延迟焦化馏出油(包括汽油、柴油及蜡油)的烯烃含量和氮含量高，必须进行加氢精制。
The influences of volume ratio of oxidant and oil, mass fraction of oxidant, reaction time and ultrasonic intensity were investigated on the desulfurization efficiency.
考察了剂油体积比、氧化剂的质量分数、反应时间、超声声强等因素对柴油脱硫的影响。
The property data of crude oil and its fraction is the basic data in design of petroleum refining technology. In the past these data were obtained by hand calculation or consulting tables and charts.
石油及其馏分的物性数据是石油炼制工艺设计的基础数据，以往常常采用手工计算或查阅有关图表获得。
Premium special solvent oil has been produced from kerosene fraction with LK-1 hydrogenation catalyst and single-stage hydrogenation process developed by LPECRI.
以煤油馏分为原料，采用洛阳石油化工工程公司工程研究院开发的LK 1型加氢催化剂及单段加氢工艺可生产出优质环保型特种溶剂油。
The optimal weight fraction is 0.1%, for under this condition, the wear scar diameter is decreased 35.6% and lubricating oil has great time-release effect.
当铜镍复合粉体的质量分数达到0.1%时，磨斑直径降低幅度最大，达35.6%，并具有很好的长效减摩性能。
Petroleum acid in the fraction oil is the main reason that the fraction oil processing equipment to corrode, fraction oil product operational perform(?) nce unqualified.
馏分油中的石油酸是造成馏分油加工设备腐蚀，馏分油产品使用性能不合格的主要原因。
The oil resistance and mechanical properties of NBR/PVC blends were improved with the increase of mass fraction of acrylonitrile of NBR.
结果表明，随着NBR中结合丙烯腈质量分数的增加，NBR/PVC共混胶的耐油性能明显增强，力学性能也相应有所改善；
Probably the most widely used medium is a high-boiling petroleum fraction, usually in the gas-oil range.
最广泛使用的介质可能一般采用瓦斯油沸程内的高沸点石油馏分。
A fraction of naphthalene oil from coal tar at high temperature was used as raw material to synthesize a new type of dispersing agent for coal water slurry (CWS).
用高温煤焦油中的萘油馏分作为原料合成了水煤浆分散剂。
In the laboratory research foundation, the fraction oil depickling solvent technologies carries on the industry test in the Zhonghai Asphalt limited Liability Company and obtains the success.
在实验室研究的基础上，馏分油脱酸剂技术在中海沥青股份有限公司进行工业试验研究并取得成功。
A volatile pressing oil HC-L200 was formulated with hydrotreated narrow fraction light base oil, fatty acid ester lubricant and additives, such as homemade wetting agent and compounded antirust agent.
根据铝翅片冲压加工工艺的技术特点，选用加氢精制窄馏分轻质油为基础油，添加特制的脂肪酸酯为油性剂以及自制的润湿剂和复合防锈剂等添加剂调合成HC - L 200挥发性冲压油。
Only a small fraction of that represents growth in the tonnage of physical materials- oil, coal, ores, wood , and raw chemicals, for example.
只有很小比例的增长代表了自然原料吨位的增长—例如油、煤、矿石，木材和未加工的化学制品。
Dry fractionation offers oil physical modification, to gain the palm oil with higher iodine value (IV65 and IV71) and higher saturated stearic fraction.
干式分提是油脂物理改性过程，可得到高碘值的棕榈油(IV65和IV71)和高饱和度的棕榈硬脂。
In comparison with gasoline, light oil has more light fraction components and better evaporation property, but it has a lower octane number, higher evaporation pressure, and lower calorific value.
与车用汽油相比，轻油中轻质馏分较多，蒸发性好，但辛烷值低，蒸气压高、热值较低。
In comparison with gasoline, light oil has more light fraction components and better evaporation property, but it has a lower octane number, higher evaporation pressure, and lower calorific value.
与车用汽油相比，轻油中轻质馏分较多，蒸发性好，但辛烷值低，蒸气压高、热值较低。
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