查询词典 acid ratio

The distribution coefficient of oxalic acid was larger than that of glyoxylic acid,and both of them decreased with the pH. The selectivity of oxalic acid to glyoxylic acid also decreased with pH.

在本实验的条件范围内，草酸的分配系数较乙醛酸大，且随溶液pH值的增大而下降，草酸对乙醛酸的分离系数随pH值的增大而减小。

The separation factor of glycolic acid to glyoxylic acid increased with TRPO concentration from less than 1 to larger than 1. The models parameters K 11 and K 12 in the single acid system can be used to predict extraction equilibrium behavior in the mixture acid systems.

结果表明，随TRPO浓度的增大，分离系数β（glycolic /glyoxylic）由小于1逐渐增大至大于1，乙醇酸与TRPO的萃合物有1∶1和1∶2两种形式，采用单溶质萃取反应平衡常数预测双溶质萃取的结果，预测值与实验值相当接近。

The study shows that: Kelp contains plenty of taste amino acid, mushrooms contain plenty of guanylic acid, bonito fish is rich in taste inosinic acid, and chicken soup has abundant taste polypeptide and amino acid.

研究表明：海带中存在大量的呈味氨基酸、蘑菇含有大量的鸟甘酸、鲣鱼含有丰富的呈味肌苷酸、鸡汤含有丰富的呈味多肽和氨基酸。

The predicted amino acid sequence of the gene show a rather high homology(84.47% amino acid identities)with Haemaphysalis longicornis(H.longicornis) TnI (GenBank,GI:14041807).Furthermore, the actin-binding domains of troponin I in predicted amino acid sequence, just the same as H. longicornis ,at the amino acid residues 147-167, suggesting the gene is K haemaphysaloides TnI gene.

经同源性比较，该基因预测的氨基酸序列与长角血蜱肌钙蛋白Ⅰ(GenBank，GI：14041807)有很高的同源性(同源性为84.47%)，肌动蛋白结合位点位于147-167氨基酸处，且与长角血蜱肌钙蛋白Ⅰ肌动蛋白结合位点完全相同，表明该基因是镰形扇头蜱肌钙蛋白Ⅰ基因。

The main components were myristic acid (19.37%), palmitic acid methyl ester(7.56%), lascorbic acid 2,6dihexadecanoate(6.27%), 8,11octadecadienoicacid methyl ester(5.22%), heptadecane(4.82%), lauryl ethoxylate(2.98%), 2isopropyl5methyl1heptanol (2.62%), tetracosanoic acid methyl ester(2.12%),2ethyl2methyltridecanol (2.08%), et al.

其化学成分主要为肉豆蔻酸(19.37%)，棕榈酸甲酯(7.56%)，2，6十六烷基1抗坏血酸酯(6.27%)，8，11十八碳二烯酸甲酯（5.22%），十七烷（4.82%），十二烷基乙氧基醚（2.98%），2异丙基5甲基1庚醇(2.62%)，二十四烷酸甲酯（2.12%），2乙基2甲基十三醇（2.08%）等。

Results : Earthworm have a higher relative amount of myristic acid,hexadecanoic acid,palmitoleic acid and linoleic acid.

结果：地龙中肉豆蔻酸、棕榈酸、棕榈烯酸和次亚油酸相对含量较高。

The monosaccharide compositions were identified as mannose and rhamnose; the lipid compositions included decanoic acid, lauric acid, hexadecanoic acid and stearic acid, and the protein constituents were composed of sixteen amino acids.

进一步研究证实，该乳化剂糖类的单糖组成为甘露糖和鼠李糖；脂类由十碳、十二碳、十六碳及十八碳脂肪酸组成；蛋白质由16种氨基酸构成。

Except for measuring the yields and comparing the experimental conditions, the article also confirmed the accurate composition of product biodiesel, and results indicated that the biodiesel made by oil and fat mainly consists of Oleicacid methyl ester, Linoleic acid methyl ester, Hexadecanoic acid methyl ester, Octadecanoic acid methyl ester and some other acid methyl ester.

结果表明油脂制的生物柴油主要是油酸甲酯、棕榈酸甲酯、亚油酸甲酯、硬脂酸甲酯和癸酸甲酯的混合脂肪酸甲酯。

The chemical constituents of extracts of Tamarindus indica L were determined by GC-MS. The relative contents of constitutes were determined by area normalizing method. 48 compounds were identified, amounting to total mass fraction 98.5%. The main compounds were 5-methyl-2(3H)-furanone, diethyl succinate, furfural, hexadecanoic acid, linolenic acid, 5-methylfurfural, oleic acid, linoleic acid, etc.

并利用气相色谱仪-质谱仪对罗望子萃取物的化学组成进行了分析鉴定，并用面积归一化法测定了各种成分的质量分数，共鉴定了48种成分，占总质量分数为98.35%，其中主要成分为：5-甲基-2(3H)-呋喃酮、丁二酸二乙酯、糠醛、十六酸、亚麻酸、5-甲基糠醛、油酸、亚油酸等。

The compositions of organic carbon, fulvic acid, humic acid and humin in stream sediments were analyzed, and the distribution characteristics of Cu, Pb, Zn, Ag, Sb, Mn, Mo, Ni, As and Hg in fulvic acid and humic acid were investigated.

水系沉积物是森林沼泽区的主要表生介质之一，对其中的有机碳、胡敏酸、富里酸和胡敏素分布状况以及富里酸相和胡敏酸相Cu、Pb、Zn、Ag、Sb、Mn、Mo、Ni、As、Hg的分布特征进行了研究。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。