molecular number
英 [məˈlekjələ(r) ˈnʌmbə(r)]
美 [məˈlekjələr ˈnʌmbər]
分子序数；分子内原子序数和
双语例句
- Data on the molecular extinction coefficients of a number of compounds of this type are now available in the literature.
文献中已发表了一些这类化合物的分子消光系数的数据。 - And each one of these energies, if it's a molecular energies, can be indexed by a quantum number of some sort.
每一项能量，可以用某个量子数标记。 - Direct measurements of the distribution of molecular speeds have been made by a number of methods.
分子速率的分布可以用几种方法来直接测定。 - Moreover, by using molecular surface area ( or the number of substituents) and surface area of OH group as descriptors.
并且用分子表面积（或取代基数）加上OH基的表面积，能很好预言其对发光菌的毒性。 - The equations of the directivity and the molecular number density were worked out.
推导出了准直性及本底分子数密度的计算公式，并给出一个算例。 - The results show that tensile strength, glass transition temperatures, molecular weights and number averaged polymerization degree of the polycarbonate decreased with the dose.
结果表明，聚碳酸酯材料的力学性能、玻璃化温度、分子量和数均聚合度均随吸收剂量的增加而下降； - In the logarithm law region, the turbulence Prandtl number PrT varies linearly with the reciprocal of molecular Prandtl number in Reynolds average.
发现在槽道湍流的外层，湍流雷诺平均普朗特数PrT与分子普朗特数的倒数呈线性关系； - As a result, we propose that strategies for crop breeding with MAS include mapping and breeding at the same time, determining molecular marker type and number, simplifying the DNA extraction methods, and stepwise selection of background selection with a suitable scheme.
并提出育种和定位同步进行、选择合适分子标记类型和数量、简化DNA提取方法、背景选择的逐步选择法、确定合适选择方案等MAS发展策略。 - By means of calculating combustion heat based on the molecular structure of ignition composition and the electron mobility number during burning process, the combustion and kinetic process of retracting actuator is studied and the retracting force of piston is estimated.
利用点火药分子结构与燃烧过程中的电子迁移数计算燃烧热的方法，分析了拔销器的燃烧、动力过程，估算出活塞杆缩回拉力。 - The design method minimizes the total flow of a cascade by changing the key relative molecular mass together with the stage number.
得到一种通过调整关键相对分子质量和级联的级数以得到总流量较小级联的解析计算方法。 - The effects of NC/ NG ratio, different polyesters and their molecular weight, and contents and R number of prepolymers on the mechanical properties are studied.
研究了NC/NG的比、聚酯的种类和它们的分子量、推进剂组成中预聚物的含量和制备预聚物时的R值对推进剂力学性能的影响； - For Z_type films, the dependence of molecular aggregation state on the structure parameters, i.e. separation distance a, separation between two adjacent layers d, molecular orientation θ, and layer number g, were studied by applying our model.
讨论了X型或Z型膜中分子间距、层间距、分子取向、膜层数等结构参数对分子聚集行为的影响。 - By improving the molecular interaction energy model, an equation for coordination number of pure fluid at high temperature was obtained with the help of the radial distribution function theory and virial equation.
从改进的势能函数出发，由径向分布函数理论和维里方程导出高温下纯流体配位数的计算公式，并与Sandler法结合求得简化的扰动型软球状态方程。 - During pan-milling, SBS molecular chains were ruptured, intrinsic viscosity number decreased and the aberration of dispersing phase of polystyrene increased, domain size occurred.
在碾磨过程中，SBS分子链断裂，特性黏数下降，聚苯乙烯分散相发生畸变，其相区尺寸增加； - Recent genetic and molecular studies have led to the identification of a number of genes that regulate leaf development, and have also revealed that plant hormones play important roles in leaf primordium induction and leaf patterning.
近年来，通过遗传学和分子生物学研究已经鉴定和克隆了一批参与叶发育调控的关键基因，植物激素在叶原基的诱导和叶形态建成中也起十分重要的作用。 - Study on molecular typing of Mycobacterium tuberculosis with variable number of tandem repeats
DNA数目可变串联重复序列用于结核分枝杆菌分型研究 - The results of their purity identification, molecular number test, specific rotation test, monosaccharide components and molecular ratio test showed that Lea and Lew were two kinds of new members in shiitake polysaccharide clan.
对其进行纯度鉴定、分子量测定、旋光度测定、单糖组成及其摩尔比测定的结果表明：Lea与Lew是香菇多糖家族中的新成员。 - A triangle area which the most of molecular formulas is distributed in it comes out in a coordinate system if the abscissa stands for molecular weight and the ordinate for carbon atomic number in molecular formulas.
若以分子量为横坐标，分子式中的碳原子数为纵坐标作图，除个别外，这些分子式均分布在坐标系的一个三角形区域内，因而称其为三角形分布。 - Thus, the molecular techniques are becoming more popular in the differentiation of Microcystis. 16S rDNA, 16S-23S rDNA ITS and PC-IGS have been used in phylogenic classification of Microcystis, they are common molecular markers of taxonomic researches and a number of results have been carried out.
16Srdna、16S-23SrDNAITS、PC-IGS等基因序列在微囊藻的分子系统发育方面已有一些研究结果，是目前分类学研究较常用的分子标记，但各自仍存在了一定的问题。 - Using molecular shield technique with changeable wing, author calculated molecular number Current density that come from injection and scattering of atmosphere and outgassing from molecular shield materials.
作者计算了可变翼分子屏周围大气分子的入射及散射、分子屏材料放气在屏内的分子数流密度。 - The simulation results demonstrate that,( 1) It is usually acknowledged that the molecular number density of pore phase is higher than that of bulk phase for the reason of confinement.
由于限制效应的存在，孔相通常比与之平衡的主体相的密度要大。 - The results showed that different classification of organic compounds had different effects on different molecular descriptors. The orders of correlation between number of chlorines and molecular descriptors are as follows: LogP> LUMO> HOMO> Δ E> dipole moment.
结果表明不同种类化合物对不同分子描述符的影响是不同的，其中以LogP和LUMO对氯原子数的相关性较好，HOMO次之，ΔE和偶极矩最差。 - Study on the Rheological Behaviors of Polymer Melts and Concentrated Solutions(ⅲ) Scalling Exponent of Linear Viscoelasticity and It's Dependence of Primary Molecular Weight Distribution and Testing Number of Polymers
高分子熔体和浓溶液的流变性能研究（Ⅲ）线性粘弹性的标度指数与其对起始分子量和测试个数的依赖性 - The molecular fluctuations become important because of the low number of molecules involved in such genetic regulatory networks.
由于基因调节网络中的分子数目很少，所以分子数目的涨落对于昼夜节律振荡模型是重要的。 - The effect increased with the initial molecular weight, homogenization pressure and number of cycles, decreased with initial concentration, not changed with the concentration of sodium chloride and homogeneous temperature.
其降解效果随着初始相对分子量的增加而提高，随着初始浓度的增加而降低，随着均质压力的增加而提高，随着循环次数的增加而提高，不随氯化钠浓度和均质温度的变化而变化。 - Experimental results show that, the increase of molecular branch number in the molecular the TPA cross-sections are much larger.
实验结果表明，随着枝数的增加，双光子吸收截面显著增强。 - The delay time of the superfluorescence radiation deceases with the increase of the intensity of the excitation pulse, of the molecular number density and of the propagation distance.
超荧光相对于激发脉冲的延迟时间随激发脉冲的强度、粒子数密度及传播距离的增加而减小。 - In recent years, the molecular studies about a number of genes and their protein highly relevant to tumor invasion and metastasis have been the research hotspot.
近年来，一些与肿瘤的侵袭、转移高度相关的基因及其蛋白是肿瘤分子研究的热点。 - The polymer showed a linear increase of molecular weight with block number but exhibited somewhat broadened molecular weight distributions, which was mainly due to the initiation in the first stage of the polymerization process.
聚合物的分子量随嵌段数的增加而线性增加，但是分子量分布略宽，主要是由于在聚合的第一阶段存在的引发过程导致的。