查询词典 serial correlation coefficient

Starting from symmetry properties of equation and considering the variable coefficient of the equation as a new dependent variable,a new general method to solve variable coefficient equation is proposed.

将非线性方程的变系数看作与实际物理场具有相等地位的新变量，利用普遍的经典李群方法可以求解某些特殊类型的变系数方程，其解由相应的常系数方程的解表示。

Inner layer heterogeneity, plane heterogeneity and microfacies heterogeneity are studied by using heterogeneity parameters: permeability variance coefficient, permeability tantivy coefficient and permeability differential.

应用渗透率的变异系数、突进系数和级差来分析储层层内、平面非均质性与各微相的非均质性。

In order to solve this problem that the temperature coefficient of the Chromium-film resistance fabricated at first was low, the main factors effecting on temperature coefficient are studied in this paper on the basis of film theory and experiments.

针对初期制备的铬薄膜电阻温度系数较低的问题，根据薄膜理论分析，研究了影响铬薄膜电阻温度系数的主要因素，根据实验结果不断改进铬薄膜电阻制备工艺，最终制作出了基本满足检测要求的热敏电阻薄膜。

Strong technical force, a blend of a group of industry experts, academics and technology elite, is the first high-precision negative temperature coefficient intervention thermistor large-scale production enterprises, and in August 1998 in the domestic first developed SMD0805 series Negative temperature coefficient of thermal resistance, to fill the gaps in the domestic market.

公司技术力量雄厚，荟萃了一批行业内的专家、学者和科技精英，是国内最早介入高精度负温度系数热敏电阻规模化生产的企业，并于 1998 年 8 月在国内率先研制出 SMD0805 系列负温度系数热敏电阻，填补了国内市场的空白。

Based on the percolation conductive phenomena of conductive composites andPTC/NTC (Positive Temperature Coefficient /Negative Temperature Coefficient)effects of resistance, a series of new experimental phenomena and concepts of carbonfiber cement-based composites such as PPC and NPC effects, Kaiser memory effect of resistance to residualdeformation and resistance creep are found and proposed.

借鉴已有的导电复合材料渗流导电现象和电阻的正温度系数／负温度系数效应基本理论，发现和提出碳纤维水泥基复合材料电阻的正压力系数与负压力系数、电阻对材料剩余形变的Kaiser记忆效应以及电阻徐变等新的现象和新的概念。

They exhibit outstanding resistance value stability, with an excellent self-heating power coefficient, and a low temperature coefficient.

他们表现出杰出的电阻值稳定，良好的自我加热功率系数和低温度系数。

Thermal resistor is divided to the reaction of temperature temperature coefficient and negative temperature coefficient.

热敏电阻对温度的反应分正温度系数和负温度系数。

The enquiry of " coefficient of correction " in traffic volume forecast;2. It can be worked out by adding a fixed coefficient of correction to the granule free settling terminal velocity.

油气井出砂开采或储层出砂后的垂直井筒最小携砂速度是井筒携砂的重要设计参数，一般的方法是对颗粒自由沉降末速附加一个固定的修正系数。

The position of reflected laser dot can be adopted by the position sensitive detector and signal processing circuit controlled by magnetostrictive coefficient test program developed on Testpoint platform. So, a computer aided test system of magnetostrictive coefficient of the films can be realized with resolution better than 1ppm.

通过在Testpoint平台上开发的磁致伸缩测试程序，采用位置敏感传感器和信号处理电路获得光斑位置信息，实现了薄膜磁致伸缩系数的计算机辅助测试，系统的分辨率：λppm。

XRD results indicate that the major diffraction peaks of the film match those of Sb2Te3. The film growth is apparently at the ［101］/［012］ orientation and many Te peaks are observed. Hall measurement reveals that all the samples are p-type and the resistivities are low. The electric conductivity of the films approaches that of the bulk metal and the carrier concentration is of 1023 cm-3. Seebeck coefficient measurement shows that the samples have nice thermoelectrical properties and the seebeck coefficients are in the range of 7.8—62 μV/K. Among all, the samples annealed at 200 ℃ for 6 h have the highest seebeck coefficient of about 62 μV/K and the lowest resistivity.

XRD测量结果显示，薄膜的主要衍射峰与Sb2Te3标准衍射峰相同，在［101］/［012］晶向取向明显，存在较多的Te杂质峰；霍尔系数测试结果表明，薄膜为p型半导体薄膜，薄膜电阻率较低，其电导率接近于金属电导率，载流子浓度量级为1023 cm-3，具有良好的电学性能；Seebeck系数测量结果显示，薄膜具有良好的热电性能，在不同条件下制备的薄膜的Seebeck系数在7.8—62 μV/K范围；在所制备的薄膜中，退火时间为6 h、退火温度为200 ℃的薄膜其Seebeck系数达到最大，约为62 μV/K，且电阻率最小。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。