查询词典 crude oil

Combined with the carbonate reservoir characteristics as large gas rate,viscous crude and produced naturally,this paper regressively analyzes and matches the dynamic liquid level,submergence depth, pump efficiency ,water content,oil density and viscosity of 137 sucker rod pump wells.

针对塔河油田机抽井的沉没度大大高于中国石化平均水平的现状，结合塔河油田碳酸盐岩油藏气大、油稠、依靠天然能量开采的特点，对正常生产的130口有杆泵井的动液面、沉没度、泵效、含水、原油密度、原油黏度等数据进行了回归分析和拟合，给出了不同含水期、不同日产液量的机抽井合理沉没度范围。

Giovanni Serio of Goldman Sachs points out that in 1973 there was a severe supply shock because of the oil embargo, when the world had to cope with 10-15% less crude almost overnight. Not this time.

高盛银行的Giovanni Serio指出，1973年，石油禁运导致了严重的供给冲击，当时，世界经济必须要面对石油供应量几乎在一夜之内就减少10%－15%的情况，而近年来的情况则与此不同。

Intention: The study will find the condition of extraction to crude fish oil in optimization temperature with the materials of subiculum of carps,using the influence of temperature in the experiment as extaraction in the way of kalium.

目的：实验研究的是以鲤鱼的下脚料为原料，利用钾法提取粗鱼油时反应温度对实验的影响，找出提取粗鱼油的最佳温度条件。

The crude oils of Chang 20 belong to typical immature oil which have odd even predominance and lower ratios of sterane and terpane maturity index.

长20井的原油既具有正烷烃奇偶优势，又具有较低甾萜烷异构体比值，属于典型的低熟原油。

Compared with the unblended Daqing crude,there was a big influence on the production and performance of lubricating base oil s.

与大庆原油相比，大庆原油混兑8%俄罗斯原油后，对润滑油基础油的生产和质量均产生了较大影响。

Comparing with marine oils in the adjacent areas, all crude oils in Hade 4 oil field (except for HD401 well) have following peculiarity: very similar in the composition of light hydrocarbon fraction, and the distribution of of phytane-series isoprenoid alkanes, high concentration in steranes, terpanes and their aromatized compounds, as well as rearranged steranes; low concentration of gammacerane, 24-norcholestanes and 24-rearranged steranes, and low C〓 regular steranes C〓/(C〓+C〓+C〓＜20%; 3-methyl steranes and 27-norcholestane predominated, respectively; very low concentration of dinosterane and 4-methyl steroid.

分析表明，与相邻地区海相原油比较，除最南端的HD401井原油外，其它井区原油均具有下述特点：轻烃馏分组成十分接近、植烷系列类异戊烯烷烃分布较为一致、甾萜类和芳香甾萜类环状化合物浓度较高、重排甾烷丰度较高、伽马蜡烷含量低、规则甾烷组成中C〓丰度低C〓/(C〓+C〓+C〓＜20％、甲基甾烷中以3-甲基甾烷为主、甲藻甾烷和4-甲基甾烷丰度极低、降胆甾烷中以27-降胆甾烷为主、24-降胆甾烷和24-重排降胆甾烷丰度低。

The income of oil-exporting countries, for instance, has ballooned since 2004 because of higher prices for crude.

例如，由于比较高价的原油，石油出口国的收入自2004年以来已呈现直线式上升。

Methods: One hundred and sixty SD rats were randomly divided into four groups （40 in each group）, and orally given the medicine with doses of 50, 25, or 12.5 g/kg of crude drug, or with bean oil of 0.5％CMC-Na daily for 26 weeks.The physical status （body weight,growth rate and appetite）, hematological parameters, blood biochemistry, blood cotting, organ index, and tissue pathological changes of rats were checked in the 13th week,and 26th week of the administration and in four weeks after the stop of the administration.

160只SD大鼠，随机分为高、中、低剂量组及空白对照组，雌雄各半，每日灌胃1次，连续给药26周，观察大鼠的一般状况、体重、摄食量和给药13、26周及停药后4周大鼠的血液学、血液生化学、凝血功能、脏器系数、解剖学及病理组织学改变的情况。

And as temperatures heat up throughout the Northern Hemisphere, oil prices are cooling off dramatically. Crude prices saw their most precipitous drop in two years on Jan. 4, with the February contract for the benchmark West Texas Intermediate grade tumbling to $55.59 in New York Mercantile Exchange trading.

当北半球的温度处处暖和，油价确戏剧性地冷却下来。1月4日原油价格见识了其两年来最陡峭的跌幅，从二月份开始承办的现行基准的*美国西德州中级原油变为*美国商业交易所暴跌到$55.59元。

10 A paraffin base crude is an oil whose chief components are paraffins, and which completely distilled, leaves a solid residue of wax.

答案：石蜡质原油主要成分是石蜡，这种油被蒸馏后剩下的是蜡状物的残渣。

Life. But the intrinsic way of the Internet by wire confines accessing and using of the network information.

然而，Internet固有的有线连接方式大大限制了人们对网络信息的访问和使用。

I have a strong persuasion that this is true .

我坚信这是正确的。