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extraction yields
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  提取率
    Under the same RMV,the extraction yields by ultrasonic extraction 1h at 55 C were higher by 25%~44% than that by solvent extraction 2h at 65 C.
    相同料液比时,55℃超声法提取1h比65℃溶剂法提取2h的DHA和EPA提取率提高25%~44%。
短句来源
    With different RMV,DHA and EPA extraction yields by ultrasound extraction 1h at 1:4.5 of RMV were 79.48% and 81.52% respectively.
    不同料液比时,当料液比为1:4.5,超声法提取1h,DHA和EPA的提取率分别为79.48%、81.52%;
短句来源
    Factors affecting extraction yields,such as pressure,temperature and carbon dioxide flow rate,were discussed.
    考察了萃取温度、压力、CO2流量等因素在不同水平下对丁香挥发油提取率的影响。
短句来源
    Influence of various factors on ultrasonic extraction of DHA and EPA from algae and the effect of ultrasound enhancement were studied experimentally. The factors studied include extraction temperature,ratio of algae′s mass to solvent volume(RMV),ultrasound power,and frequency and extraction time. The results indicated that DHA and EPA extraction yields increased respectively with the increase of extraction temperature,solvent quantity,ultrasound power,and extraction time.
    通过实验研究了提取温度、料液比、超声功率、频率以及提取时间对超声提取海藻DHA和EPA影响和超声提取的效果,结果表明,适当提高提取温度、溶剂量、超声功率或延长提取时间,DHA和EPA提取率随之提高。
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  “extraction yields”译为未确定词的双语例句
    Experimental results indicated that the extraction yields of sunflower seed oil using sub-critical carbon dioxide could be obviously enhanced by ultrasonic field. After extracting 240 minutes,extraction yields with ultrasound(100 W/L,4 s/6 s) and without ultrasound were 94.81% and 74.82% under 25 MPa,30 ℃ and 3 L/h,respectively.
    实验结果表明,超声场能够明显提高亚临界CO2萃取葵花籽油萃取率,在压力为25 MPa、温度为30℃、流速为3 L/h时,萃取240 m in后超声作用(100W/L、4 s/6 s)和未加超声的萃取率分别为94.81%和74.82%;
短句来源
    Extraction yields and quality of the oil as a function of pressure (80-600 bar) , temperature (40 - 80℃) and solvent/feed ratio will be discussed, as will design and economics also.
    萃取产量和品质将作为压力(80-600 bar)、温度(40℃-80℃)和溶剂/进料比率的函数加以讨论,还将谈及工艺设计和经济意义。
    The extraction yields was 10.5%.
    在此条件下,八角茴香萃取物得率为10.5%。
短句来源
    When the concentrations of the dyes and the mass concentration of dodecanoic are settled, the extraction yields of dyes are enhancing while increasing the concentrations and the generations of the dendrimer.
    在固定十二酸质量浓度和染料浓度时,染料分子的转移率随着PAMAM 浓度和代数的增加而增大。
短句来源
    Factors affecting extraction yields,such as pressure,temperature,time and CO 2 flow rate were disscussed. By orthogonal experiment,the optimum technological condition were obtained as follows:pressure 28MPa,temperature 40℃,flow rate 30L/h and time 3h.
    探讨了温度、压力、时间及CO2 流量等因素对萃取物得率的影响 ,采用四因素四水平的正交设计 ,得出超临界二氧化碳萃取最佳工艺条件为 :压力 2 8MPa、温度 40℃、时间 3h、流量 3 0L/h ,萃取物得率为 6.6%。
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  extraction yields
The extraction yields increased as CO2 density increased with a pressure rise at constant temperature.
      
Nuclear fuel reprocessing requires high acidity levels that should be accurately and rapidly controlled in order to optimize extraction yields and process efficiency.
      
Total carbon measurements were performed for the aerosols in 1996 and the extraction yields are given.
      
Extraction yields were relatively high for the14C materials (up to 11% of residual soil14C for 6 weeks maize) illustrating the water soluble character of the freshly added material.
      
Recovery experiments on simulated samples spiked with 14C-labeled sodium carbonate, sodium acetate and sodium formate, showed extraction yields of 94-98%.
      
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The method of extraction oils from wheat Germ with supercritical carbon dioxide is better than any others .It is free from poisonous side effects.The optimum operating conditions in pressure , time,temperatare,rate of CO 2 flow and moisture content of materials are determined experimenatly. The extraction yield is above 85% under these industrial conditions. It is promising for applications.

用超临界CO2萃取小麦胚芽油,较一般压榨法及有机溶剂萃取法所得到的油品质好,出油率高,且无毒无副作用。经试验研究得到了压力、时间、温度、CO2流量及物料水份含量等萃取操作的最佳条件,萃取率可达85%以上。为进一步的工业生产奠定了基础

Tomatoseed oil was extracted from tomato seeds(by-products of tomato pulp)using supercritical CO2.The effect of different pressure,temperature,CO2 flow rate and time on extraction yield were studies.The results showed that the efficient conditions were at 40℃~50℃,15 MPa~20 MPa,20 kg/h,1 h~2 h.Above 80% tomatoseedsoil could be extracted.

番茄籽油是一种优质的保健植物油,含有较多的必需脂肪酸亚油酸,而且其中天然维生素E的浓度很高(0.9%左右),比维生素E之王的小麦胚芽油(0.1%~0.5%)高得多。采用超临界CO2萃取技术从番茄加工副产品番茄籽中提取出番茄籽油。研究了不同的压力、温度、流量和萃取时间对萃取率的影响。当萃取压力在15MPa~25MPa,温度40℃~50℃,流量20kg/h,萃取1h~2h,即可将番茄籽中80%以上的番茄籽油萃取出来。

An apparatus for supercritical extraction was established in which onion oil was extracted from onion with supercritical CO2.The influences of pressure,temperature,time,on the extraction yield of onion oil were researched.

设计和建立了一套超临界萃取试验装置,实现了用超临界CO2萃取洋葱油的实验,着重研究了萃取压力、温度和时间等重要参数对萃取率的影响。

 
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