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yield     
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  收率
    The overall yield was 78.9% with the optical purity of 99.7%.
    D-PG. d-CS盐用氨水碱化,经等电点法提纯后得D-PG,总收率质量分数为78.9%,光学纯度为99.7%ee。
短句来源
    The best conditions of the method were: the ratio of clove powder to water:1∶10,and time of distillation: 90 min,the yield of the oil 12.96% with the content of eugenol in clove oil 95.38%.
    快速提取法提取丁香油的最佳条件为:原料与水比为1∶10,提取回流时间为90m in,产品收率达12.96%,且含丁香酚95.38%。
短句来源
    The yield of fructone reached 93.1% and its selectivity was nearly 100% under the optimum condition.
    在优化条件下反应,苹果酯收率达到93.1%,选择性接近100%。
短句来源
    The up-sizing technology of supercritical CO2 extraction of grape seed oil was studied in this paper. The optimizing technical parameters are: extracting pressure at 25 MPa,extracting temperature at 45℃,CO2 flow rate at 40 kg/h. the extraction yield is 8.92%,which is less than the result of lab.
    本文对超临界CO2萃取葡萄籽油的放大工艺进行了研究,其中试优化工艺参数为萃取压力25MPa,萃取温度为45℃,CO2流量为40kgCO2/h,葡萄籽油的萃取收率为8.92%,较小试有所下降。
短句来源
    Sodium pyrithione is reacted with CuSO4 at pH=8.5 and 75 ℃ for 2h to produce copper pyrithione with the yield of 99.7% and purity of 99.3%.
    本文以吡啶硫酮钠盐和硫酸铜为原料,在pH值为8.5和温度70~75℃下搅拌反应2 h得到硫酮铜,收率为97.7%,含量大于99.3%。
短句来源
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  产率
    The factors of time, temperature which influence saponification were simply studied. The optimum conditions for saponification: 1h, 60℃. Under these conditions, a fatty acid yield of 93.2% was obtained, and the product contained 5.72% EPA, 10.55% DHA and 4.83% DPA.
    研究了3种因素即皂化时间、乙醇/水(v/v)比例和皂化温度对海狗油皂化效果的影响,结果显示较好的皂化条件为皂化时间1h、乙醇/水(v/v)比例6∶1、皂化温度60℃,在此条件下脂肪酸的产率为93.2%,其中含EPA5.72%、DHA10.55%和DPA4.83%。
短句来源
    Under the optimum reaction conditions(SnCl4·5H2O/C(loaded amount 20%) 0.1 g),ethyl acetoacetate 5 mL,ethylene glycol 6 mL,microwave power 600 W,microwave irradiation time 2.5 min,the yield of ketal was 81.6%.
    以乙酰乙酸乙酯与乙二醇缩合为模型反应进行优化,其优化条件是:负载量为20%的SnCl4·5H2O/C催化剂0.1 g,乙酰乙酸乙酯5 mL,乙二醇6 mL,微波辐射功率600 W,辐射时间2.5 min,产率达81.6%。
短句来源
    The essential oil was obtained from the fresh aerial parts of coriander(coriandrum sativum L) by Soxhlet′s extraction in 0.252 % yield with ethyl ether as extraction solvent.
    以乙醚为溶剂,采用索式萃取法萃取新鲜香菜,以0.252%的产率获得了芳香精油.
短句来源
    The results show that microencapsulate yield(MEY) and microencapsulate efficiency (MEE) reach above 98% and 85% respectively at optimum condition as followed: w(SPI) ∶w(MD) is 1 ∶4,mass fraction of corn syrup in emulsion and all shell-materials in emulsion is 38.5% and 16.7% respectively,conjugated linoleic acid in the microencapsulation product is about 16%;
    结果表明,SPI与MD质量比为1∶4,壁材中玉米糖浆质量分数为38.5%,固形物质量分数在16.7%,CLA添加量以微胶囊质量分数计约为16%时,微胶囊化产率(MEY)和效率(MEE)分别达到了98%和85%;
短句来源
    The concentration, production intensity and yield to glucose of pyruvic acid reached 80.51g/L, 1.83g/L·h and 0.69g/g in 7L-jar fermentation, which were 44.36%, 57.48% and 22.78% higher than the control results respectively. The numbers has reached to or even surpassed the best international results ever reported using the similar strains.
    优化后7L罐中发酵的产量、生产强度和产率分别达到80.51g/L、1.83g/L·h和0.69g/g,比对照提高了44.36%、57.48%和22.78%,达到或高于已报道的同类菌株的国际最佳研究结果。
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    The yield of benzyl acetate was 76% and the purity was 91% under these conditions.
    在此条件下,酯化为76%,酯含量为91%。
短句来源
    Synthesis of isoamyl laurate from lauric acid and isoamyl alcohol with nanometer H3PW12O40 / SiO2 as catalyst is studied, the results showed that nanometer H3PW12O40/ SiO2 was a good catalyst for synthesizing isoamyl laurate, the oplimal conditions were found as follows: molar ratio of lauric acid to isoamyl alcohol was 1∶5, the weight of catalyst was 5%, the reaction time was 2h, yield was about 99.1%.
    以纳米型复合杂多酸H3PW12O40/SiO2为催化剂,月桂酸和异戊醇为原料,合成月桂酸异戊酯。 实验结果表明,纳米复合磷钨酸是合成月桂酸异戊酯的良好催化剂,适宜的工艺条件为酸醇物质的量比为1︰5、催化剂用量占酸质量的5%、回流反应时间为2h,酯化可达99.1%。
短句来源
    The oil yield at efficient conditions was 7.25‰.
    最佳工艺验证试验的杏仁精油得为7.25‰。
短句来源
    Results showed that under extraction pressure of 40 MPa, and temperature of 40 ℃~50 ℃ with extraction time for 3 h,an extraction yield of higher than 91% can be achieved.
    结果表明:40 MPa左右,40℃-50℃下萃取3 h,可获得91%以上萃取
短句来源
    The optimum conditions were φ(ethanol)=50% ethanol solution as extractant,ratio of materials 1∶13,extraction temperature 70 ℃ and extraction time 4.0 h. The extraction yield of resveratrol could reach 0.34%.
    通过单因素实验和正交实验确定了最佳提取条件:体积分数50%的乙醇为提取剂,提取温度70℃,m(葡萄穗轴)∶m(乙醇)=1∶13,提取时间4.0 h,白藜芦醇一次提取达0.34%。
短句来源
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  得率
    The oil yield at efficient conditions was 7.25‰.
    最佳工艺验证试验的杏仁精油得率为7.25‰。
短句来源
    The yield of neem oil was the highest under the condition as follows:300 g neem seeds were rapidly agitated for 21 min in 750 mL petroleum ether.
    结果表明:印楝种仁300g,以750mL石油醚做溶剂,在快速搅拌条件下浸提21min时印楝油得率最高;
短句来源
    The highest yield of azadirachtin was obtained when 300 g skimmed neem seeds were rapidly agitated for 21 min in 900 mL methanol.
    将300g去油后的印楝种仁以900mL甲醇做溶剂,在快速搅拌下浸提21min时印楝素得率最高。
短句来源
    The yield of borneol and isoborneol was 52.93%,and selectivity for borneol was 60.46%at the conditions of programmed temperatures,reaction time 315 min,saponification time 1h,mass part of catalyst 5%,and terpineol:chloroacetic acid 100∶25(mass ratio).
    酯化反应采用程序升温,时间315 min,皂化时间1 h。 催化剂用量为松节油质量的5%,松节油∶氯乙酸为100∶25(质量比)时,龙脑得率为52.93%,正龙脑的选择性为60.46%。
短句来源
    Under the optimum conditions,the yield of almond oil is 52.98%.
    最佳工艺验证试验的杏仁油的得率为52.98%。
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  yield
We also prove that some unimodular wavelets yield unconditional bases in Lp(?).
      
The same technique of proof is also applied to yield an existence result for A-dilation MRA subspace wavelets.
      
In most applications, it is this overcompleteness that is exploited to yield a decomposition that is more stable, more robust, or more compact than is possible using nonredundant systems.
      
This article shows that those abstract results yield an array of new implications for irregular Gabor frames.
      
The base-catalyzed condensation of thioureas (1-3a-i) with acetone was carried out in the presence of bromine to afford the corresponding 1-(isomeric methyl) benzoyl-3-aryl-4-methyl-imidazole-2-thiones (4-6a-i) in good yield.
      
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