primary particle
英 [ˈpraɪməri ˈpɑːtɪkl]
美 [ˈpraɪmeri ˈpɑːrtɪkl]
原级粒子
双语例句
- The influence of the primary particle's size and the sintering time on the secondary particle was investigated.
分别研究了一次颗粒尺寸、烧结时间对于二次造粒的影响。 - The surface of primary particle of CB consists of randomly ranged fine graphite-like crystals with Fullerene structure carbon, and shows rough atomic steps 'morphology.
炭黑原生粒子表面由细小的石墨状晶体无规排列构成，并存在富勒结构碳，呈凹凸不平的原子台阶形貌。 - And Li, Na were in the form of nanoparticles with an average primary particle size around 10-30 nm.
其基本颗粒尺寸为10-30nm。 - The results show that it needs high aging temperature and enough aging time for the colloidal precipitate of cerium carbonate to get the relatively small primary particle size of CeO_2 with good dispersion, otherwise large aggregate will form.
研究表明形成的碳酸铈胶状沉淀物需要在高温下陈化足够长的时间才能制备出一次粒径小，分散性好的CeO2产品，否则将形成大的团聚体。 - Primary studies on the particle size effect of · OH production
颗粒物粒径对·OH生成影响的初步研究 - TEM images showed that the lanthanide powders formed were in the form of nanoparticles with an average primary particle size around 20-40 nm.
TEM测试结果：金属粉末的基本颗粒尺寸为20-40nm。制备的萘镧系金属有机化合物及纳米镧系金属粉末活性高，暴露在空气着火。 - Primary Analysis on Particle Scattering Coefficient in Classification of Sand-dust Weather Observation
粒子散射系数在沙尘天气观测分级中的初步分析 - The best PZT precursor powder that is soft agglomerated and 10~ 30 nm of primary particle size was synthesized.
能够制备出粒度均匀、分散性好的纳米PZT超细粉体，粒径为10~30nm。 - The manufacture technology of sintered steel filter and influence of primary particle shape and size, pressing pressure and sintering temperature on filtering performance are discussed.
较详细地论述了不锈钢粉末冶金过滤器的制造工艺及原始粉末形状、粒度、压制压力和烧结温度对过滤性能的影响。 - The physical property characterization includes the determination of primary particle ( and grain) size and its distribution, agglomerate size and its distribution, and the porosity and pore size distribution.
粉料的物理性质表征包括一次颗粒（及晶粒）尺寸及其分布，团聚体尺寸及其分布，气孔率及气孔分布的测定，以及它们与煅烧温度的关系。 - Primary particle size of compound powders is 80-120 nm, and an average size of agglomerated quadric particle is 1.86 μ m;
复合粉体的一次颗粒尺寸为80-120nm，在常温下团聚后形成的二次平均粒度为1.86μm； - The surfactant modifies the surface of the primary sol particles, thus suppresses the growth of the primary particle, but accelerates their agglomeration.
表面活性剂对初级溶胶粒子产生修饰作用，限制溶胶粒子的生长，但却促使溶胶粒子的连接。 - The paper analyses the variation pattern of particle concentration when air cleaner is placed in a individual room and keeps running. It also discusses how the primary particle concentration, fresh air volume and others parameters influences the indoor particle concentration.
本文以一间被净化的房间为对象，从理论上分析了室内静电净化器运行情况下的室内颗粒物浓度的变化规律，并分析了各参数对室内颗粒物浓度的影响。 - The photograph and image processing is primary content of PIV ( particle image velocimetry).
水中气泡的拍摄及后期的图像识别是两相流可视化PIV（particleimagevelocimetry）研究的主要内容之一。 - LDPE/ nano-TiO2 matrix has a well dispersion in LLDPE/ LDPE composites, and nano-TiO2 particles in composite films are primary particle with nano scale.
纳米TiO2母料在LLDPE/LDPE复合体系中具有良好的分散性，复合薄膜中的纳米TiO2为一次粒子。 - Transmission electron micrographs showed that the obtained calcium powder has an average primary particle size around 20-40 nm.
透射电镜测试结果表明制得的活性金属粉末，其颗粒大小为20-40nm。 - The interference effect from δ electrons created by primary particle passing through radiator in Cherenkov Correlated Timing ( CCT) technique is discussed, and the possible method to diminish this interference effect is proposed.
提出了切伦科夫相关时间测量（CCT）中初始粒子在辐射体里产生的δ电子的干扰问题，以及降低干扰的方法。 - The angular resolution of primary particle arrival direction is better than 1.1 degree.
原初粒子到达方向角分辨率好于1.1°。 - The TiO_2 with small primary particle size ( 30 nm), PS particles and carbon fibers were employed as the skeleton material of porous ceramic and pore-forming agents respectively.
采用粒径较小（30nm）的TiO2为陶瓷骨架材料，且以聚苯乙烯（PS）和碳纤维为造孔剂，通过挤出成型的方法成功制备了TiO2基多孔陶瓷材料。 - Synthesis and Primary Particle Size Control Study on Negative Thermal Expansion ZrW_2O_8 Powders Using Co-precipitation Method
共沉淀法制备负热膨胀性ZrW2O8粉体及其粒径控制初探 - With the extending of holding times, Primary Si particle size has a tendency of grain growing.
随着熔体保持时间的延长，初晶硅的尺寸有增大的趋势。 - The primary purpose of particle physics experiment is to get the knowledge of particles, such as the variety, structure, interaction and so on.
为了获得对于粒子种类、结构和相互作用的知识，粒子物理实验要求可以快速获取对撞后各种粒子探测器的输出数据以进行深入分析。 - The thesis provided the formulae of the precipitating rate the primary, secondary and tertiary particle sizes of the hydrolyzing reaction as the reaction time is changed.
文中还进一步分别给出了水解反应的沉淀率一次、二次和三次粒子的粒径随反应时间变化的关系式。 - The investigation on the morphology, microstructure and size distribution of primary carbon particle in-cylinder particulates were conducted on a field emission gun transmission electron microscopy ( FEG TEM), and the results were analyzed by the image technology.
运用场发射透射电镜和图像处理技术，考察了微粒的形态特性、基本碳粒子的微观结构和粒径分布规律。 - Nano-silica particles in the DBP oil absorption value of the primary particle morphology, particle size distribution, and other technical indicators are significantly closer to the level of foreign high-quality products.
纳米二氧化硅颗粒在DBP吸油值、原生颗粒形貌、粒度分布等技术指标上都明显接近国外高质量产品水平。