The advance in the research of amido podands and structure-extraction ability is reported in this paper.
综述了近年来关于酰胺荚醚类萃取剂结构-性能关系的进展情况。
Their extraction ability markedly decreases with the increase of the steric hindrance from ester alkyl group.
萃取能力随着酯烷基空间位阻的增大而显著降低。
The extraction experiments for amino acids showed that compound (3) exhibited good selective extraction ability for isoleucine.
系列氨基酸萃取实验表明化合物(3)对异亮氨酸有较好的选择性萃取能力。
Using SVM we needn't wasting time on character extraction but resort to the intrinsic character extraction ability which makes it more suitable in practical instance.
所以,利用该方法我们可以不必将很大的精力集中于特征的提取中,而是借助于算法的内在特征提取能力,使得该方法更能胜任实际情况。
A scale training algorithm of BP neural network is used, and sample reorganization method is proposed. Its advantage is the fast training speed and good feature extraction ability.
作者使用比例训练的BP算法,提出对训练模式进行样本重组的方法,其特点是训练速度快、特征抽取能力强。
The simulation result is that the Fuzzy forward neural networks which is trained by this algorithm have good non-logic generalization and feature extraction ability, as well as fast learning speed.
模拟结果表明利用该算法训练的模糊层次神经网络具有较好的非逻辑归纳能力和特征抽取能力,并且学习速度也大大加快。
This is determined in the apps ability to compress or decompress files with substantial power and extraction speeds.
这是根据程序打包压缩文件的实际能力和提取速度决定的。
The results show that the extraction which got by alcohol and acetone respectively have the stranger antioxidant activity ability.
实验表明乙醇和丙酮做溶剂的提取物具有较强的抗氧化能力;
Solvent extraction technique has been widely used in the recovery of platinum metals from secondary resources due to its strong extraction and separation ability.
溶剂萃取技术作为一种有效的提取分离方法在铂族金属二次资源的回收中得到广泛重视。
The test result shows that after the extraction of PCA, the SVDD classifier distinguished the normal and fault condition finely, and it also has good recognized ability to unknown fault samples.
试验结果表明,PCA对正常和故障样本有较大的区分度,SVDD分类器能很好的分辨出轴承正常和故障状态,并且对未知故障有良好的识别能力。
The result shows that the method has a strong ability of noise abatement and boundary extraction.
理论分析和实验结果表明,该方法对方向和噪声都不敏感,具有很强的噪声抑制和边界提取能力。
Calixarene is a kind of respecting host macrocyclic compound followed cyclodextrin and crown ether, and has strong ability of selective extraction of metal ions.
杯芳烃作为继环糊精、冠醚之后的第三代大环类主体化合物,对金属离子具有较强的选择性萃取作用。
The walnut chip solubility and emulsification ability after aqueous extraction of walnut oil and the affecting factors were studied.
研究了水代法提取核桃油后蛋白粕的溶解度、乳化特性及其影响因素。
Methods: Use orthogonal test, act the swimming ability, soak time, decoct extraction time as changing factor, select L9 (34) table to conduct test.
方法:采用正交设计法,以加水量、浸泡时间、煎提时间为可变因素,选用L9(34)表进行试验。
It was show that the antioxidant ability of flavonoids extraction is better than BHT and BHA.
通过抗氧化性比较,表明黄酮提取液的抗氧化性优于BHT和BHA。
The result of face recognition experiment shows that it has powerful ability of feature extraction.
试验结果表明,该鉴别准则具有良好的鉴别能力。
This experiment used the rope extraction process from the Chinese angelica and the liquor Chinese angelica withdraws the effective component, determination, the hydroxy free radical ability.
试验采用索氏提取法从生当归和酒当归中提取有效成分,测定抑制羟自由基的能力。
Selection of solvent is the key for extraction to separate n-alkanes from diesels and to improve the flow ability of diesels at low temperature.
溶剂筛选是溶剂萃取脱除柴油中正构烷烃,改善柴油低温流动性能工艺过程的关键。
The study results indicated that the ability of Soxhlet extraction method to extract PAHs from raw coal is be...
结果表明,在本实验条件下索氏提取法在提取原煤中多环芳烃能力上优于超声提取法。
The study results indicated that the ability of Soxhlet extraction method to extract PAHs from raw coal is be...
结果表明,在本实验条件下索氏提取法在提取原煤中多环芳烃能力上优于超声提取法。
应用推荐