查询词典 correction coefficient

It is demonstrated that the error of thermal deformation with mean coefficient of linear thermal expansion is more high, so that it is certain trend to use immediate thermal expansivity instead of mean coefficient of linear thermal expansion to improve the instruments accuracy in precision engineering.

理论上建立了平均线膨胀系数同瞬间线膨胀系数计算热变形的误差数学模型，并通过实验论述了精密工程应用中使用平均线膨胀系数计算的工件热变形误差较大，提出广泛使用瞬间热膨胀系数替代平均线膨胀系数是提高机器设备精度的发展趋势。

Results Internal consistency reliability coefficient of the questionnaire was high (0.9274-0.9676), and each item was closely associated with its related factors (with Spearman coefficient mostly above 0.6 except for that for bodily symptoms in female). Factor loading was approximately consistent with the structure and content of the questionnaire.

结果 调查表的内部一致性系数很高(0.9274~0.9676)，各条目与其所属因素有较强的相关性（除女性躯体症状外，其他项目的Spearman相关系数多在0.6以上），经因子分析，因子载荷和结构与调查表内容基本吻合。

Thus LES is proved to be suitable to simulate the flow and temperature fields of large scale vortices with complex geometric boundaries. LES cooperated with the second order full extension ETG finite element method is applied to simulate the forced convection heat transfer around two square cylinders arranged side by side. While the boundary conditions are symmetrical, the time history and power spectrums of drag coefficient, lift coefficient, averaged Nusselt number at the wall, and the streamwise velocity and temperature on the symmetrical points are calculated. The results show that the power spectrums are all almost symmetrical.

应用大涡模拟与二阶全展开ETG有限元离散格式相结合的方法对间距比为1.5的条件下横掠并列双方柱强制对流换热问题进行了数值模拟，通过边界条件对称时，对并列双方柱对称点上的速度和温度以及方柱的阻力系数、升力系数和壁面平均Nu数进行的时域分析和频域分析，得到了在对称边界条件下并列双方柱对称点上的速度和温度以及方柱的阻力系数、升力系数和壁面平均Nu数的功率谱均基本对称的结论。

The main contents of this course include: the elementary solution of first order differential equations, the theory of existence, uniqueness and continuity dependency of initial value problem of first order differential equations, the structure theory of higher order linear differential equation and the solution of constant coefficient equations, the structure theory of system of linear equations, basic solution matrix and the solution of system of constant coefficient equations.

本课程内容有：一阶微分方程初等解法，一阶微分方程初值问题的存在性、唯一性、连续依赖性理论，高阶线性微分方程解的结构理论和常系数方程解法，线性方程组的结构理论、基解矩阵和常系数方程组的解法。

Our main products include: Carbon Film Fixed Resistors, Metal Film Fixed Resistors, metal oxide film fixed resistor, winding fixed resistors, winding without a sense of fixed resistors, wound Fuse Fixed Resistors, fuse resistors, glass glaze film fixed resistors, cement resistors, metal-free sense resistor, the temperature fuse resistors Cement, power-ceramic tube resistor, aluminum shell wound resistor and jumper, zero ohm resistor, chip resistors, with resistors, positive temperature coefficient resistor, negative temperature coefficient thermistor and so on.

公司主要产品包括：碳膜固定电阻器、金属膜固定电阻器、金属氧化膜固定电阻器、绕线固定电阻器、绕线无感固定电阻器、绕线熔断固定电阻器、熔断电阻器、玻璃釉膜固定电阻器、水泥电阻器、金属片式无感电阻器、温度保险丝水泥电阻器、功率瓷管式电阻器、铝外壳绕线电阻器以及跳线、零欧姆电阻（ZO、晶片电阻器、排列电阻器、正温度系数热敏电阻器、负温度系数热敏电阻器等。

In addition, skewness coefficient and flatness coefficient were also measured.

为了探讨射流的统计特性，对偏态系数和平坦系数也进行了测量。

In this paper, a traditional boundary following is improved by using a new algorithm with a criterion to control search. A describes symbols method is proposed by use Fourier coefficient. The way how to calculate these coefficients from chain code is given. Then the calculation formula is further ameliorated. And how to extract shape feature invariant from Fourier coefficient is introduced also.

为此，本文利用带搜索控制准则的新边界跟踪算法改进了传统的边界跟踪算法，提出了用傅立叶系数描述符号，给出了如何由链码计算傅立叶系数，并对计算公式作了进一步改进，以及由傅立叶系数提取形状特征不变量。

At last, the envelop of geometry coefficient is drawn, and the Fourier formula coefficient is given.5. Study of wind-induced interference effects on three adjacent cooling-towers.

绘制了不同风向角下体型系数沿环向分布的包络线，并给出了包络线的傅立叶展开式系数。5、冷却塔三塔干扰的研究。

The wedge feature maximum of Fourier coefficient gives the direction of every texture layer of X-ray tyre image; the algorithm will map the ring feature maximum of Fourier coefficient to the scale parameter of gabor filter, and then automatically search the refined scale and accurately direction parameters in the guide line of energy convergence.

根据这些特点，提出了一种方向Gabor滤波器参数的自动选取方法。根据楔特征人工指定纹理的大致方向，算法将环特征映射到Gabor滤波器的尺度参数，并按能量收敛原则搜索最好的尺度和纹理的准确方向。

According to actual condition, a model of wall thickness of rotary kiln is established. The constant coefficients in the model, including thermal conductivity, heat transfer coefficient, Fourier coefficient and contact resistance, are closely calculated. A formula of contact resistance is draw from a great deal of data of surface and inner temperature of rotary kiln. The wall thickness of rotary kiln is simulated by MATLAB. The simulation result is transmitted from MATLAB to DELPHI through a group of interface functions compiled by VC++. The basic graphs-circle and line are analyzed by the means of the technique of Visualization in Scientific Computing and the Bresenham arithmetic, and are realized the visualization of the wall thickness. The contents of communication between master computer and slaver computer are designed and the error control technique, the idea of multi-thread and the embedded assembly language are applied to realize the temperature data transmission and graph transmission, which largely improved the speed of transmission and the reliability and stability of system.

建立了符合现场实际的回转窑壁厚数学模型；结合现场采用红外测温仪测量所得的温度数据和回转窑的实际结构数据，确定出适合该模型的定常系数(包括导热系数、换热系数、傅立叶系数、接触热阻等)，并得出与回转窑工况的相近的接触热阻公式ln=T~(0.5154)-36.7868；利用MATLAB软件仿真出回转窑壁厚，并将运算结果通过在VC++的编译环境下编译出MATLAB和DELPHI的接口函数传输到该监测系统中，实现了温度数据的转换和交换；运用科学计算可视化技术和Bresenham扫描转换算法对基本图形——圆和直线进行分析，从而实现了仿真后的壁厚数据可视化；在研究异步串行通信方式的基础上，设计了该系统上下位机功能和通信内容，并运用差错控制技术、多线程思想以及嵌入式汇编语言实现了温度数据和图形数据在上下位机之间的远程传输，提高了数据传输的速率和系统的可靠性、稳定性。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。