对于N-甲基甲酰胺,顺式形式的能量低于反式形式。
For N-methylformamide, cis-form has lower energy than trans-form.
介绍了顺式环氧琥珀酸氢钠的合成工艺。
The process of synthesis of sodium hydrogen cis-epoxysuccinate was introduced in this paper.
初步探讨了香菇顺式调控元件的结构特点。
Sequence characterization of cis-acting elements of Lentinula edodes was discussed briefly.
在光稳定态,顺式异构体的量约为92 %。
At the photostationary state the quantities of cis isomers are about 92%.
包括顺式导构体,共合成了20个新化合物。
Including cis isomers, 20 new cinnamamides were synthesized.
在相对稳定性方面,反式异构体比顺式异构体稳定。
The trans-conformers are more stable than the cis-conformers in the relative stabilities.
多聚原花青定的组成单元以2,3-顺式构型为主。
The procyanidin is primarily consisted of units with 2,3-cis configuration.
顺式作用元件及其结合的转录因子有生物种类特异性。
These elements and their binding transcription factors vary with species.
两种单宁分子的组成单元大部分具有2,3-顺式构型。
The basic structural units in both tannins are of 2, 3-cis-configuration.
那些双键一般是顺式结构的,从而引进一个大幅度的扭转。
The double bonds are usually in the cis configuration, which introduce a sharp kink.
“一茶勺的一部分只是顺式疗法的剂量(指微乎其微)”他说。
分析了低顺式聚丁二烯橡胶(LCPB)的结构和性能特点。
The characteristics of the structure and properties of low cis-polybutadiene (LCPB) were analyzed.
顺式作用元件和转录因子在植物基因表达调控中起关键的作用。
Transcriptional regulation is controlled by the interactions of cis-acting elements with the relevant factors.
顺式单不饱和脂肪酸天然存在,特别富含于芥花籽油和橄榄油中。
Cis monounsaturated fat is naturally occurring and is particularly high in canola and olive oil.
基因表达是由众多顺式作用元件和反式作用因子相互作用调控的。
Gene expression is regulated by the complex interaction of many cis-acting elements and trans-acting factors.
流动曲线由连续变成不连续的临界温度随顺式含量的增加而增高。
The critical temperature at which the flow curves change from continuousness to discontinusness increased as the cis content increased.
结果表明标题化合物稳定,顺式构型分子内有氢键,反式则没有。
The results show that the title compound is stable; the cis configuration has intramolecular hydrogen bond while trans configuration dose not.
目的比较上下泪小管环形插管和下泪小管顺式插管治疗下泪小管断裂的疗效。
Objective To compare the therapeutic effect of inferior lacrimal duct fragmentation treated by circle catheterization and cis form catheterization.
计算结果表明,NMF的顺式和反式构型都可以与水分子形成线型的氢键结构。
The results show that both cis - and trans - form of NMF can form a linear hydrogen bond with water.
用毛细管流变仪测定了四种不同催化体系高顺式1,4-聚丁二烯的流动曲线。
The flow curves of cis 1,4-polybutadiene prepared by four different catalytic systems have been measured by a capillary rheometer.
用自洽迭代的方法研究了顺式聚乙炔中双极化子的能谱及其附近的局域振动模。
We have studied the energy spectra of bi-polaron and the localized modes around a bi-polaron in cis - (ch), by using a self-consistent approach.
异戊二烯单元以1,4 -方式连接并以顺式异构形式存在的一种聚异戊二烯。
A polyisoprene in which the isoprene units are joined in the 1, 4 -manner and in which they occur in the cis isomeric form.
它涉及到染色体结构的改变、顺式作用元件和反式作用因子相互作用等多种过程。
Many events such as the alteration of chromatin structure, the interaction between cis-elements and trans-factors are involved in this process.
研究了四种催化体系的高顺式1,4-聚丁二烯生胶包辊性与温度及辊距的关系。
The rolabilities of raw rubbers of high cis 1,4-polybutadienes prepared by four different catalytic systems were examined as a function of temperature and nip width.
许多植物基因表达的调控发生在转录水平上,主要受顺式元件和反式因子的调控。
In plants, the expression of many genes is regulated at transcriptional level, and mostly by cis - and trans-acting elements.
目的:探讨hoxa11基因顺式作用元件是否存在启动子及孕激素应答元件序列。
Objective: To explore the promoter position and existence of progesterone response element in HOXA11 gene cis-acting element.
但是顺式脂肪并不是因为食品商有天醒来突然说“让我们生产些健康食品”才消失的。
Trans fats didn't just disappear because companies woke up one day and said, "Let's do something healthy."
本文建议以双极化子微观模型,根据多声子晶格弛豫理论解释顺式聚乙炔的喇曼谱。
A bipolaron microscopic model is proposed in this paper to interpret theoretically the Raman scattering data in cis-polyacetylene on the basis of lattice relaxation theory.
本文建议以双极化子微观模型,根据多声子晶格弛豫理论解释顺式聚乙炔的喇曼谱。
A bipolaron microscopic model is proposed in this paper to interpret theoretically the Raman scattering data in cis-polyacetylene on the basis of lattice relaxation theory.
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