查询词典 linear operator

The matrix of these linear equations is of diagonally dominant, and can be solved by the SSOR method.

文中给出了垂直磁偶源的垂直磁场地形影响的例子。

The good QSPR models for the molar diamagnetic susceptibilities can be constructed from 0 G and 1 G by using multivariate linear regression method and artificial neural network method.

由0 G ，1 G 通过多元线性回归和人工神经网络方法均可以得到良好的预测摩尔反磁磁化率的模型。

The results show that there is a linear correlation between magnetic susceptibility and density. Take 1.6 g/cm^3 as a boundary value, the magnetism of high density coal and low density coal was opposite. The diamagnetism property of low density coal weakens and the paramagnetism of high density coal enhances along with the size reduction of fine coal. The magnetic field intensity influences the magnetism of coal.

研究表明：比磁化率同密度间存在线性相关关系，以1.6 g/立方公分为界，高、低密度级煤分别呈顺磁性和逆磁性，且随煤粉粒度的减小，低密度级煤的逆磁性减弱，而高密度级煤的顺磁性增强；磁场强度对煤的磁性有一定影响。

Cylindrical specimens subjected to diametral point-load were analysed by finite element methods of linear elasticity and elasticity-plasticity with iso-tropy and anisotropy.

本文对径向点荷载作用下的圆柱状试样进行了有限元各向同性和各向异性的线弹性分析、弹塑性分析。

It uses a macro laser sensor based on optical-electronic triangulation method to get diametric size, and uses grating linear transducer and scanning sensor composed of laser diode and photo-diode to get axial size of the work-piece to be measured.

它利用基于光学三角法的激光位移传感器获得轴类零件的径向尺寸，利用半导体激光器与光电二极管组成的扫描式发讯传感器和光栅传感器的组合获得轴向尺寸。

To get rid of the usual assumption that temperature field in diamond water of substrate is uniform or linear so as to make the simulation results closer to the actual conditions under which the diamond water can be fabricared, the plasma jet from a plasma torch controlled by DC electromagnetic field was introduced in simulation.

为了使模拟更接近于金刚石膜的真实制备环境，本文取消了以往对金刚石膜或基体内的温度场常作的均匀或线性的人为假设，而采用对从磁控直流等离子体炬内喷射出的射流仿真计算结果。

A diatomic linear oscillate model in one dimension was used to analyze the influence factors of the dielectric constant and quality factor and the relationship between them.

采用一维双原子线性振动模型，分析了微波介质陶瓷材料的εr、Q影响因素和它们之间的相互制约关系；采用Clausius-Mosotti方程，分析了谐振频率温度系数的影响因素以及它和εr之间的相互制约关系。

Optical thin film at non-normal incidence is equivalent to a combination of a dichroic linear polarization and a retarder, and it can be described in Jones calculus .

光学薄膜在倾斜入射时可等效为一线偏振器和一位相延迟器，这一特性可以用琼斯算法进行描述。

Based on these, the polarization sensitivity model and software of space remote sensor are established, by using the method of polarization ray tracing. Applying the model and software, the linear polarization sensitivity of the Moderate Resolution Imaging Spectroradiometer and the dichroic system are calculated and analyzed.

在这个基础上，利用偏振光线追迹的方法，作者建立了航天遥感器的偏振灵敏度模型及相应的软件；并利用遥感器的偏振灵敏度模型及软件对中分辨率成像光谱仪总系统以及分色镜系统的线偏振灵敏度进行了计算和分析。

To combine dichromatic reflection model with the finite dimensional linear model to derive the normalized deviation body reflectance, has been demonstrated to be an important method to realize color constancy.

利用双色反射模型和有限维线性模型，提取归一化偏差本体反射特征，被实验证明是实现颜色恒常性的一个重要途径。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。