查询词典 dispersion

By using the method of classification statistic, this paper discusses on the rationality of library s stock through the analysis of dispersion between the book-loaning ratio and the stock ratio, which provides the basis for the better decision of the construction of library s stock and give full play to the social service function of the library.

用分类统计的方法，通过图书借阅率与馆藏率的离差分析来看图书馆藏率的合理性，从而为图书馆的藏书建设提供更好的决策依据，以最大限度地发挥图书馆的社会服务功能。

A numerical calculation program is written up for the various solution methods in this paper and the program is being used in various aspects of inverse problem of environmental hydraulics, including inverse problem in reverse process of one-dimensional unstable diffusion, inverse problem in reverse process of convection-diffusion, inverse problem for the dispersion coefficient in water quality model, The inverse problem of coefficient identification for nonlinear Boussinesq equation, parameter identification inverse problem for water quality model, the inversion of parameter of BOD-DO water model, the inverse problem of the source of convection-diffusion, identification of the steady-state permeability for two dimensional isotropic medium, two-dimensional steady inverse problem of convection-diffusion and parameter identification inverse problem for two-dimensional parabolic equation, etc.

对本文提出的各种算法，编制了数值计算程序，并把它应用于环境水力学反问题诸多领域，包括污染物一维非恒定扩散逆过程反问题，对流扩散方程逆过程反问题，河流水质纵向弥散系数反问题，非线性Boussinesq方程反问题，河流水质多参数识别反问题，BOD-DO水质模型参数反演问题，对流—扩散方程源项反问题及二维恒定各向同性介质渗透系数反问题，二维定常对流——扩散方程及二维抛物型方程参数控制反问题等。

The spectrograph fed by a coelostat has an average dispersion of 5.7 A/mm.

仪器由定天镜供光，平均色散度为5.7/mm。

Raised panels above the free surface produce less numerical dispersion error, need less CPU consumption and are helpful, combined with collocation point shifting upstream, for satisfying the radiation condition numerically.

该方法对自由面源强分布采用上置，一方面可减少数值计算色散误差及节省CPU时间，另一方面它与配置点前移相互配合能更好地保证辐射条件的满足。

Characterized by a lack of attraction between the colloid medium and the dispersion medium of a colloidal system .

一个螺旋状物切割圆柱体或圆锥体的某些部分而形成的连续的角。

Function: Basket sand blasting machine is operational easily, convenient for color change and applicable for mixture and dispersion of materials of various types.

功能：篮式砂磨机操作简易、换色方便、适用于少量以及多种不同型式的原料打散。

Results:The AgNOR results of malignant pleural effusion were obviously higher than those in tuberculosis pleural effusion(P.01).There were many dispersion,congregation and commix in the morphological study of AgNOR particles in malignant pleural effusion,but single form in tuberculosis pleural effusions.

结果：癌性积液组AgNOR的10项参数测定指标均与良性组有显著性差异(P.01)，并且癌性胸腔积液组癌细胞核内AgNOR颗粒以弥散型、聚集型和混合型为主，而结核性积液组细胞核内AgNOR颗粒以单一型为主。

In this study,the influence of mass fraction of three common dispersants MC,CMC and HEC on the dispersion of short carbon fibers in water was investigated prior to the manufacture of CFRC.

因此，如何将短切碳纤维均匀分散在水泥基体中成为制备CFRC复合材料的关键[4~6]。

In this study, the influence of mass fraction of three common dispersants MC, CMC and HEC on the dispersion of short carbon fibers in water was investigated prior to the manufacture of CFRC.

碳纤维增强水泥基复合材料已成为一种很有潜力的智能材料，其制备的关键是尽可能将碳纤维均匀分散到水泥基体中，这样才能得到性能优良的CFRC复合材料。

In this study,the influence of mass fraction of three common dispersants MC,CMC(carboxy methyl cellulose sodium) and HEC on the dispersion of short carbon fibers in water was investigated prior to the manufacture of CFRC.

该研究探讨了制备CFRC前期阶段碳纤维分散这一关键环节中，甲基纤维素、羧甲基纤维素钠、羟乙基纤维素3种常用分散剂的质量分数对短碳纤维在其水溶液中分散性的影响；分析了一定温度下分散剂质量分数和溶液黏度的关系；从纤维素结构出发，解释了不同分散剂的分散效果。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。