surface density
英 [ˈsɜːfɪs ˈdensəti]
美 [ˈsɜːrfɪs ˈdensəti]
网络 表面积密度; 表面密度; 面密度; 曲面密度
双语例句
- Their antistatic performances were determined using methods of electrification voltage by friction and surface density of charge.
采用摩擦起电电压法和电荷面密度法，对其进行了抗静电性能测试。 - Different surface density of silver nanoparticles have been assembled on the smooth silver surface by adjusting the ratio of4-aminothiophenol and N, N '-diphenylthiourea as coupling molecules.
利用自组装技术，将不同浓度比例的对巯基苯胺和N，N'-二苯基硫脲为功能耦联分子，在光滑银基底表面组装不同表面密度的二维银纳米粒子阵列。 - The surface density of galaxies in a cluster can be measured from photographs.
一个星系团中星系的表面密度可从其照片上测得。 - Cortical porosity and micro canal surface density are different between2D calculation and3D measurement.
二维推算与三维模型直接测量得到的孔隙率、微管表面积密度不同。 - The effects of surface density and thickness on porous properties of stainless steel fiber felt
单重及厚度对不锈钢纤维毡多孔性能的影响 - Effects of different conductive treatments on the performances of continuous nickel foam were studied by deposit thickness ratios ( DTRs), tensile strength, elongation, and surface density distribution, such as improving conductive colloid, magnetron sputtering nickel, and electroless nickel conduction, etc.
通过测定抗拉强度、延伸率、厚度分布系数和面密度分布等参数，对比研究了改进的浸涂导电胶、磁控溅射镍和化学镀镍等不同导电化方法对连续泡沫镍的性能的影响。 - The surface density of cracks increases with the increasing of the degree of pre-damage.
随着预损伤程度的增加，裂纹面密度增大。 - This paper analyzed the suitability of the interrelated current standard methods used on the test of antistatic property for fabric containing conductive fiber, then made the conclusion that the charge surface density is the most suitable means for measurement.
通过我国现行相关测试方法标准对含导电纤维纺织品抗静电性能测试的适应性分析比较，认为电荷面密度法是现行标准中的最适宜的测试方法。 - Objective: To explore the post-operative change of blood flow and surface density of vascular network of the pure venous flap.
目的：观测纯静脉皮瓣术后血流量和血管网面密度变化。 - Distribution of electromagnetic field between plates and electric charge surface density and current surface density on plates of a parallel plate capacitor in alternating current circuit are calculated by Maxwell ′ s equations and boundary conditions, the results are discussed
应用麦克斯韦方程和边界条件，计算了交流电路中平行板电容器极板间的电磁场、极板电荷面密度和电流面密度的分布，并对结果进行了讨论 - The approach used in this paper can give temperature and the surface density of entropy at every point on the horizon.
通过此方法，可以给出视界面上每一点的温度和熵密度。 - Some structure parameters such as surface density, thickness, porosity and main properties such as breaking strength, heat retention, compressibility, permeability, are measured.
对絮片的结构参数，如面密度、厚度、孔隙率等及主要性能，如断裂强度、保暖性、压缩性和透气性进行测试。 - This paper reviews some progresses in the field of quasar research made in recent years in morphology, redshift controversy, continuous spectrum, x-ray emission, optical survey, surface density and evolution of luminosity function, etc.
本文简介近年来在类星体的形态、红移、连续谱、X射线、巡天和面密度以及演化等方面的研究所取得的进展。 - There was no direct correlation between surface density of hydroxyl groups and the activity of catalytic ozonation of nitrobenzene;
氧化物表面羟基密度和催化臭氧氧化水中硝基苯的效果之间没有直接的关系，由氧化物的pHzpc决定的表面电荷状态与催化氧化效果有关，表面接近电中性时对催化氧化硝基苯有利。 - The surface density of states of deformed crystals
有晶格畸变晶体的表面电子态密度 - The increase in photoactivity is due to the effects of the factors such as crystal phase, crystallite size, surface chemical property, surface density of OH groups and surface texture of the TiO2 nano-powders.
Yb3+掺杂TiO2纳米粒子光催化氧化活性的提高应归于纳米TiO2的晶相组成、晶粒尺寸、表面化学性质、表面羟基和表面织构特性等因素的综合影响。 - Research on the Function of BCR Specificity and Surface Density in the Development of Natural Autoreactive B Cells
BCR特异性和表面密度在天然自身反应性B细胞发育中的作用研究 - A method of reducing sampled points based on surface density
一种基于面密度概念的数据简化方法 - The mass distribution of surface density can be derived from the laws of surface luminosity distribution for earlier-type discoid galaxies, of which the main contents are bright.
在早型的以发光天体为主体的盘状星系中，根据光度分布规律可以得到面密度分布。 - The discontinuity in chemical constitution makes the projected surface density of solid condensate in the inner portion of the Jupiter region bigger than the mean value in the asteroid region, and the time taken for dust particle to precipitate becomes comparable to that in the asteroid region.
化学组成间断性使得木星区内侧固态可吸积物质的面密度比小行星区的平均值大，使尘粒沉降所需时间和小行星区相差不多。 - The surface density of cracks is regarded as damage parameter by statistical analysis.
通过统计分析发现裂纹面密度可以作为衡量损伤程度的损伤参量； - Volume density, numerical density on area, outer membrane specific surface and crest membrane surface density of the mitochondria were calculated.
分别测量了线粒体的体密度、面数密度、外膜比表面和嵴膜面密度； - The result indicate that start pump after long stillness could make the difference of ECD and surface density large.
结果表明在深井中长期停泵之后再开泵会造成LAO合成基泥浆的ECD与地表密度有较大差距，可能会引起循环漏失。 - Concerning the specific demands on physical problems, this paper makes the thread density and surface density of electric charges into the volume density distribution.
针对求解有关物理问题的特殊需要，将线模型及面模型的电荷分布之线密度和面密度表征为体分布； - The microstructure of the TiO2/ Cu nanocomposite coating shows that adding TiO2 nanoparticles is beneficial to greatly improve surface density and smoothness, and to obtain homogeneous and fine structure. 4.
对TiO2/Cu纳米复合镀层的微观形貌研究发现，纳米TiO2颗粒的添加可使镀层的致密度和表面平整度得到明显的改善，并有利于得到均匀细小的组织结构。 - The main research contents are as follows: 1. Analyse the failure mechanism of fiber composites target under impact and analyse the effect of targets surface density to targets ballistic performance. 2.
主要研究内容如下：1.分析纤维复合材料靶板在受冲击作用时的失效机制，以及靶板面密度对靶板抗弹性能影响。 - The Osmiophilic Granules content of tobacco leaf and the surface density of leaf assumed the extremely remarkable correlational dependence, and assumed the extremely remarkable inverse correlation relations with stem ratio, and the relations between the indicators of the thickness, filling value etc. were not remarkable.
烟叶嗜锇颗粒含量与叶面密度呈极显著正相关关系，与含梗率呈极显著负相关关系，与厚度、填充值等指标之间的关系不显著。 - In addition, the permeability is also associated with the surface density and thickness, with the increased of both, the air permeability reduced.
透气性还与面密度和厚度有关，随着两者的增大而降低。