petroleum 四级六级考研GMAT

The purpose of oil refinery is to refine crude petroleum.

炼的主要工作是提炼原。

They refined crude oil into various petroleum products.

他们将原提炼成各种产品。

Mirror symmetry of petroleum occurrences is due to multistage-accumulation and remigration.

气地球化学特徵性相似性与成藏多期性及气运移对称性密切相关。

Petroleum or oil photogeology is primarily an evaluation of bedrock conditions.

或摄影地质主要是研究基岩情况的。

The Government of Iran advanced the price of petroleum last week.

上星期伊朗政府提高了价格。

Propylene,the common petroleum gas,is subject to gasification under heating and liquification under pressure.

丙烯是一种受热易气化、受压易液化的常气。

By using phenylfluorone photometer analysis,solution of germanium content in 2-octanol and petroleum was measured.

本文采苯基荧光酮分光光度法测定仲辛醇/醚溶液中锗的含量。

The process of successive subsidence or interruptly polystage subsidence existed during the formation of petroleum bearing downwarping regio...

多期构造运动，又为不同时代生烃、不同类型气提供了运聚成藏条件，为气多源复合成藏提供了前提。

COMPOSITION: It is complex petroleum derivative products mixture, Mixed with Fatty group, cyclanes, carbon combined with chloride products organic solvent.

这是一种由衍生的复杂混合；脂肪族；环烷烃碳氯化合的有机溶剂。

These millions tons of gold, coal, petroleum, natural gas are taken from the heart of Mother Earth by chiselling in !

这些成千上万的黄金、煤炭、、天然气是你们探头直接钻进了地球母亲的心脏所得！

Different solvent extractions of Spora Lygodii were obtained using methanol,chloroform and petroleum ether as medium.Experiments were carried out on them by FT-IR spectra.

以甲醇、氯仿、醚为提取溶剂,提取中药材海金沙得到海金沙不同溶剂提取,采红外光谱(FT-IR)图谱鉴别法对提取进行实验。

The distribution of petroleum in Africa is mainly in the negative region in the inner platform or in the aggradational basin of shore zone.

非洲主要分布在地台内部的负向地区和滨海地带的沉积盆地内。

The result indicates that the main metabolic product of petroleum hydrocarbon degradation is acetic acid and surface active agent of glycolipid composed of fatty acid and rhamnose.

实验表明,微生降解原代谢产主要是乙酸和以棕榈酸为主的脂肪酸与鼠李糖形成的糖酯类表面活性剂。

Hong Kong RAVERA a Kalong Te Hong Kong is a Booker in 1952 for transportation of crude oil, petroleum products, liquefied natural gas and chemicals and construction.

马赛港的拉维拉一卡隆特一布克港区是1952年专为运输原、产品、液化天然气和各种化学制品而建设的。

The application of surfactant in microbial degradation of petroleum pollution in recent years is introduced in this paper and the factors of choosing the eptitude surfactant are also disc.

污染日益严重,利微生降解是一种经济有效的污染治理方法。

Through the research on petroleum and nature gas, design a multi-source heatpump of single and double effect lithium bromide, the two stage heatpump unit, process of nature gas liquefaction etc.

通过对天然气性的研究,利热泵机组的特点,设计多源单效制冷供热热泵机组、双效热泵机组、双级热泵机组及天然气液化流程。