查询词典 isomers

In the forth part, the heterotactic enthalpic pairwise interaction coefficients between amino acids and butanediol isomers (1,3-butanediol, 1,4-butanediol and 2,3-butanediol) at 298.15K and 310.15K are discussed.

第五部分：采用密度泛函理论等方法研究了甘氨酸分子分别与丁二醇的三种异构体分子以1：1的比例形成的氢键络合物，从B3LYP6-31G到6-31 G基组水平进行了优化，利用结合能数据讨论了焓对作用系数的差别。

Residues of hexachlorocyclohexane isomers in human milk of two population from beijing and shenyang,china were studied.

在人口的2人乳六六六异构体的残留量从北京，沉阳，中国进行了研究。

At first, the concentration distribution of four main hexachlorocyclohexane distributing isomers in Xingang Harbour marine water and Haihe River estuarine water was investigated and for the first time, the ERs of α-HCH in the above two waters were studied.

首先，调研了天津新港港湾水和海河河口水中六六六主要异构体(α-、β-、γ-、δ-)的分布，并首次测定了以上两天然水体中α-六六六的ER值。

The stable carbon isotope values of α-,β-,and γ-hexachlorocyclohexane isomers were determined by GC-C-IRMS,EA-IRMS,and Dual-inlet IRMS in this study.

应用GC-C-IRMS技术分析了水样品中α-和γ-六六六的碳同位素组成，结果表明六六六在溶解、稀释、萃取、挥发等过程碳同位素组成没有分馏现象。

The concentrations of hexachlorocyclohexane isomers in muscle,skin,liver,stomach,heart,eggs,feed and feces of chicken from a poultry farm were determined by GC-ECD.

用气相色谱-电子捕获器法测定了北京郊区某养鸡场不同生长期的饲养鸡的肌肉、表皮、肝脏、胃、心脏以及鸡蛋、饲料和粪便中HCH的残留浓度。

Ten organochlorine pesticides including alpha, beta, gamma and delta isomers of hexachlorocyclohexane, pp' DDE, pp' DDT,op' DDT,pp' DDT,pentachloronitrobenzene and hexachlorobenzene were determined respectively.

我国于1983年停止生产HCH和DDT，但1990和1992年中国总膳食研究表明，各类食品中还有一定量的HCH及DDT的残留，且动物性食品的残留高

As an initial attempt to set up a "Freshwater Mussel Watching" system,swan mussels were collected from Wuli Lake of the Taihu Lake in March 2003 for analysis by gas chromatography of dichlorodiphenyltrichloroethanes(p,p′-DDE,o,p′-DDT,p,p′-DDD,p,p′-DDT),and α-,β-,γ-,δ-hexachlorocyclohexane isomers in soft tissues.

作为建立淡水&贝类观察&体系的初步尝试，选定2003年3月采自太湖五里湖水域的背角无齿蚌为研究对象，测定其体内滴滴涕和六六六含量。

Computation was made to investigate the solidification points of three isomers of hexadecane and the mixtures of hexadecane with two different alkyl naphthalenes by molecular dynamics.

利用分子动力学模拟手段对十六烷的3种异构体及添加烷基萘的混合物的凝点进行计算。

Computation was made to investigate the solidification point s of three isomers of hexadecane and the mixtures of hexadecane with two different alkyl naphthalenes by molecular dynamics.

利用分子动力学模拟手段对十六烷的3种异构体及添加烷基萘的混合物的凝点进行计算。

The total amount of these three isomers could be measured when they were syn-chronously scanned at △λ=0 nm because they have homoplastic character of fluorescence spectrum and favourable additivity of fluorescence intensity in 350～500 nm.

而以λ=0nm进行同步扫描时，在350～500nm之间具有相似的荧光光谱特征，其荧光强度有良好的加和性，可以对三者进行总量测定。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。