Considering factors of extraction efficiency, oil yield and environmental protection, the ultrasonic extraction and the supercritical carbon dioxide fluid extraction are the appropriate methods.
从提取效率、油的得率及绿色环保几个因素综合考虑，超声波提取法和超临界二氧化碳萃取法是比较理想的两种提取方法。
Clean diesel yield of 81% and overall oil yield of over 93% were obtained.
经新鲜样和再生样脱硫后，柴油产品收率均在81%以上，而油品总收率在93%以上。
The first discovery well have the highest daily oil yield of 200 tons approximately.
第一口发现井的最高日产量达200多吨。
The effects of extraction time and solvent volume on the seed oil yield were studied.
并讨论了提取时间和提取溶剂体积对出油率的影响。
The higher oil yield and better quality could be obtained with the root age of 20-24 months.
从根龄20—24个月的香根得到的精油产量最高，质量最好。
The theory on limitations of direct coal liquefaction oil yield has been found for the first time.
首次建立了煤炭直接液化油收率极限理论。
The economic characters include fruit yield, fruit weight, seed yield, kernel yield, oil yield and so on.
经济性状包括产果量、果重、出籽率、出仁率和出油率等性状。
The result showed that: the oil yield rate varies with the different element composition in each kind of sewage sludge.
结果表明：不同污泥由于其元素构成有所差别，其产油率亦有所不同。
The method can improve the filtrating speed and the dewaxing oil yield but decrease the solvent ratio and the energy cost.
该方法提高脱蜡段过滤速度和脱蜡油收率，降低溶剂比，降低能耗。
When extending heating time, the oil yield was obviously decreased, and the gas yield of hydrocarbon was greatly increased.
延长时间，产油率明显降低，而烃气产率大大增多。
Qijia oil field in Liaohe region is the first discovered in an Archaeozoic mixed granite buried hill reservoir with high oil yield.
齐家古潜山油藏是辽河地区最早从太古界混合花岗岩中取得高产工业油流的古潜山油藏之一。
The methods of press and solvent extraction were used to extract oil from soy sauce residue and their oil yield results were compared.
采用压榨法和浸出法从酱油渣中提取油脂，比较其提油效果。
The result showed that the cracking performance and light oil yield can be improved significantly, compared with the old catalyst Y-15.
试验表明，该催化剂的裂化性能、轻油收率均比原来用的Y-15催化剂高5％左右。
Factors influencing oil yield of bitter almond extracted by supercritical CO2 were studied with both single factor and orthogonal experiment.
该研究以单因素试验和正交试验相结合的方法对苦杏仁脂肪油的超临界CO2萃取工艺进行了研究。
Adopting flat dryer can make water and temperature meet with follow-up process requirements, and improve the oil yield, as well as oil quality.
采用平板烘干机对从膨化后的米糠进行烘干，使米糠水分和温度满足后续工艺的要求，提高出油率，改善毛油质量。
The oil shale of Wulidui Formation in the Wucheng Basin, Tongbai occurs as brown-black, thin and soft slices with an average oil yield up to 6.
桐柏吴城盆地五里堆组油页岩为棕黑色，质细而软，呈薄片状产出，平均含油率为6。
The experimental results show: delayed coking for coal tar can obtain higher fuel oil yield, lower wax oil yield and better products distribution.
实验结果表明：煤焦油延迟焦化可以得到较高的燃料油产率，较低的蜡油产率和较好的产品分布。
Distillation extraction method is used for extracting the volatile constituents of the Herba Selaginellae. The average oil yield obtained is 2.85%.
报道了用水蒸汽蒸馏萃取法提取卷柏中挥发性物质，测得卷柏挥发油的含量为2.85%。
In this experiment system, the optimum addition of petroleum residual is 20%. Coal conversion and oil yield are increased by 1.5% and 11% respectively.
本次研究石油渣油最佳的添加量为20%，与煤单独处理的结果相比，转化率高1.5%，油产率高11%。
The present invention has the advantages of high reaction speed, high biological diesel oil yield, low production cost and less environmental pollution.
本发明方法的酯交换反应速度较快，生物柴油的产率高，节省了生产成本，减少环境污染。
There are many problems in olive oil pressing technique after the plant was introduced into China, chief ly shown as poor quality of oil and low oil yield.
橄榄油是世界上名贵的木本植物油，我国引种油橄榄在榨油技术方面还存在诸多问题，集中表现为油质量差，出油效率低。
The fourth oil shale bed developed in lacustrine bog distributes unsteadily with small thickness. It is belong to the oil shale of middle ash and oil yield.
形成于湖沼相的油四层厚度较小，平面上分布不稳定，含油率较高，属中灰分中含油率的油页岩。
An additive to increase delayed coker yield has been prepared based on the mechanism of enhancing light oil yield and reducing the yields of coke and dry gas.
根据提高延迟焦化装置轻质油收率、降低焦炭和干气收率的作用机理，研制了一种延迟焦化增收剂。在实验室模拟延迟焦化装置上，对五种性质不同的原料渣油进行了空白和加剂试验。
With supercritical hydroextraction, in which an H-donor is added to the supercritical toluene, a complete recovery of kerogen with high oil yield is possible.
在溶剂甲苯中加入少量供氢组分后，油母转化完全，油类产物产率高。
Though the crush and the oil yield were smaller than anticipated, soybean oil stocks increased for the fourth consecutive month and further into record territory.
尽管大豆压榨量及豆油产出率均小于预计，但豆油库存却连续增长了四个月，甚至进入了创纪录的数字区间。
The new developed RFA6601 filter aid has superior abilities for low wax content deasphalted oil to increase filtration rate, dewaxed oil yield and wax drop melting point.
RFA6601助滤剂对于低含蜡脱沥青油具有非常优异的助滤性能，可以大幅度提高过滤速度、脱蜡油收率和蜡膏的滴熔点。
The soybean oil yield continued to rise seasonally, solidifying the 2007 soybean crop as having the second highest oil content on record, surpassed only by the 2005 crop.
大豆榨油率继续呈季节性上升之势，使2007年有望成为继2005年之后大豆含油量第二高的年份。
Mechanisms to enhance FCC light oil yield and to lower the coke yield(i. e. strengthening FCC process) by adding polymeric active additives in the feedstock were introduced.
介绍了在原料中加入聚合高分子活性添加剂以提高催化裂化轻质油收率、降低焦炭产率（即强化催化裂化反应过程）的机理。
This paper fully and systematically analyses the reasons for low oil yield of numbers of heavy oil, super-heavy oil, loose sand reservoir and low permeability layers in Shengli oilfield.
全面系统地分析了胜利油田一批稠油、特稠油、疏松砂岩油藏以及低渗透油层低产的原因。
This paper fully and systematically analyses the reasons for low oil yield of numbers of heavy oil, super-heavy oil, loose sand reservoir and low permeability layers in Shengli oilfield.
全面系统地分析了胜利油田一批稠油、特稠油、疏松砂岩油藏以及低渗透油层低产的原因。
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