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- number density profile 数密度轮廓
- The coherence bandwidth of shortwave channel is calculated by using the density profile and wave propagation features in ionosphere. 从该电子密度模式和电离层波传播特性出发确定多径分量，计算短波信道相干带宽。
- The DPX200 is a laboratory system used to supply the density profile, measured along the thickness of samplesof particle board, MDF, and OSB. 断面密度分析仪DPX200是物理实验室用设备，用以测量分析中纤板、刨花板样品中延厚度方向的密度曲线分布。
- If, however, the void has a more realistic, smooth density profile, then a distinct observational signature presents itself. 然而，如果这种空洞有一个更合理的更平滑的密度分布，那么就会有一个显著的观察特点出现了。
- With the cell cycle model, the cell cycle related variables, such as fraction of budding cells (FBC) and cell number density, can be simulated. 通过细胞循环模型，求得与细胞循环过程相关的变量，如细胞带芽分率和细胞数目浓度。
- Exact analytic method is used to derive a threeparameter family of solutions for the steady-state selfconsistent density profile in a laser plasma. 本文利用严格的解析方法求得了激光等离子体中稳态自洽密度分布的三参量解族。
- In the determinable range, the electron density profile in the cross-section on HL-1 device has been measured by this interferometer. 在多道微波干涉仪的可测密度范围内,我们测得了HL-1装置等离子体小圆截面上的电子密度分布。
- The number density is obtained by transforming the aerosol quality density which is gained directly from Andersen stage sampler. 本文采用安德森分级采样直接获得的大气气溶胶质量密度换算成数密度。
- It indicated that the simulation model was able to well predict both electron number density and ion current density of plume of SPT. 研究表明，所建立的仿真模型能够较好地预测SPT羽流电子数密度和离子电流密度等参数。
- When the total baryon number density is about 6 , neutrons and protons almost have the equal proportion, which leads to the symmetric nuclear matter. 当总粒子数密度为 左右时中子数密度与质子数密度很接近，使中子星物质几乎成为对称核物质。
- The distribution of the void number density has been numerically investigated under the condition of the same ratio of inner and outer diameters for all voids. 假设所有孔洞的内外半径之比相同，用数值方法定性分析了材料在层裂损伤过程中孔洞数密度分布的变化。
- This paper introduced the inversion model of nolinear heatflow through the relation betweentheareal track number density of apatite fission track versus time and temperature. 本文应用磷灰石裂变径迹的面积径迹数随时间、温度变化的规律，建立非线性热流的反演模型。
- This paper relates the method of extracting Chromosome medial-axis-line, calculating the length of Chromosome, calculating the centromeric index and density profile from human Chromosome images. 论述了从经过预处理的人体染色体图像中提取染色体中轴、计算染色体长度、着丝点指数和带纹特征的方法。
- In previous studies, the final stage of the cluster is well correlated with the star formation efficiency (SFE) for systems with the same initial density profile for cluster and cloud. 在过去的研究中，当星团和云气的密度分布相同时，星团的最后状态与恒星形成率有良好的关系。
- The model of cracked media with crack number density of spatial distribution is presented according to the theory of spectral factorization in stochastic process and Hudson′s model of cracked media. 利用随机过程的谱展开理论以及hudson的裂纹介质模型,构造一种裂纹数密度具有空间统计分布的随机介质模型,给出了详细的理论推导过程。
- In high energy neutrino-emulsion collisions, the normalized distribution of two-particle relative pseudorapidity and the correlation between the mean maximum number density of shower particles and multiplicity are investigated. 摘要论述了高能中微子与核乳胶碰撞中，归一化的两粒子相对鹰快度分布，和平均最大簇射粒子数密度与多重数的关联。
- Influences of initial damage on development of spalling damage have been indicated by analyzing the distribution of void number density, the cumulative percentage of void volume and the volume fraction of the different-seize voids. 通过分析孔洞数密度分布、孔洞体积累积百分比、不同大小孔洞所占体积份额的计算结果，指出初始损伤对损伤演化有直接影响。
- In strong magnetic fields, Proton density increases with the increasing of total baryon densities, while neutron number density decreases. 随着总粒子密度的增加质子粒子数密度增加，中子粒子数密度减小。
- density profile,pressure profile 密度分布图,压力分布图
