查询词典 partial correlation coefficient

By using partial coherence function and correlation analysis, the input contribution to output for multi-input and output liner system is quanticative and qualitative discriminated when the input is correlation cases. The conclusion is extended into automobile ride comfort.

利用偏相干函数和相关分析，针对线性常系数多输入输出系统，研究了在相关输入条件下，识别输入对输出贡献大小的计算方法，并将结论应用到汽车的平顺性分析中。

In the analysis of the frequent spectrum and the reflection coefficients, based on Godas two-points method which fit to the normal incident wave, a modified two-points method is derived that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves from which the frequent spectra of incident waves and reflected waves incoming in arbitrary angular, the bulk reflection coefficient and the frequent spectrum of reflection coefficient could be computed, also from which in theory the waves could be measured in two wave gauges which is disposed at any direction.

为了分析单向不规则波入射波的频率谱和反射系数，本文在Goda用于分析正向不规则波的两点法的基础上，提出了可用于斜向不规则波频谱分离及其反射系数计算的改进两点法，该方法可用于计算任意波浪入射角的入、反射波谱、总体反射系数和反射系数的频率谱，并且测量波浪过程的两浪高仪可在较广的方向范围内布置。

In the analysis of the frequent spectrum and the reflection coefficients, based on Goda's two-points method which fit to the normal incident wave, a modified two-points method is derived that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves from which the frequent spectra of incident waves and reflected waves incoming in arbitrary angular, the bulk reflection coefficient and the frequent spectrum of reflection coefficient could be computed, also from which in theory the waves could be measured in two wave gauges which is disposed at any direction.

为了分析单向不规则波入射波的频率谱和反射系数，本文在Goda用于分析正向不规则波的两点法的基础上，提出了可用于斜向不规则波频谱分离及其反射系数计算的改进两点法，该方法可用于计算任意波浪入射角的入、反射波谱、总体反射系数和反射系数的频率谱，并且测量波浪过程的两浪高仪可在较广的方向范围内布置。

The experimental results show that:(1) for ideal spheres, the attenuation coefficient of velocity is constant, the air drag coefficient is slightly affected by the initial velocity and is a linear function of initial velocity, and (2) for real fragments formed by a warhead, the flight performances are different from ideal spheres, the air drag coefficient is affected by the flight velocity and is a linear function of flight velocity.

实验结果表明：(1)对于理想球形钨合金破片，在同一初始速度条件下，衰减系数为常数，空气阻力系数与初始速度有关，两者成线性关系；(2)对于经历爆轰驱动的球形钨合金破片，由于有轻微的质量损失和变形，速度衰减规律与理想球形钨合金破片有明显的区别，空气阻力系数与飞行速度有关，两者成线性关系。

The conclusion of paper conclude two parts:1. the hand of the Geological Character(1) Shandong conclude six research plots: the hard magma rock plot, the hard sediment rock plot, the plain and riverway alluvium-proluvial plot, the alluvium strand plain plot, the bajada plot and the mountain front sedentary plot.(2) The span of physical and mechanical index is effected by the character of stratum and geological zone. The normal value of physical and mechanical index is not even. The coefficient of variation of synthesis is bigger than the coefficient of laminate. The coefficient of variation is divided into three level: dry density

为获得满意的成果，主要进行以下研究内容：分析研究山东省的地形地貌特征、地层岩性特征、地质构造特征、地下水特征、地质灾害特征及第四系分布特征等，全面系统地了解了山东省的区域地质特征；将山东省划分为两个研究区和六个研究亚区，给出各个研究亚区的工程地质特征和典型地层柱状图；根据山东省已建高速公路的工程勘察资料，统计分析3957个样本点，得到各研究区典型地层的地基承载力取值范围和9个物理力学指标的标准值；利用ARCVIEW和

Result The results showed that the cutting survival rate and propagation coefficient were higher in interlayer scale, the difference of which was not obvious between outside and inside scales. Compared with integrated scale, cross cutting and score cutting scale all could reduce scale propagation coefficient Treating scale with 0.1% HgCl2 could prevent scale rot effectively and increase propagation coefficient Integrated scale without segmentation was good for lily bud scale cutting.

结果］结果表明：中层鳞片的扦插成活率较高，繁殖系数也较高，外层与内层鳞片之间的差异不明显；与完整鳞片相比，横切鳞片和纵切鳞片都会降低鳞片繁殖系数；用0.1% HgCl2处理鳞片，可有效防止磷片腐烂，提高繁殖系数。

The influence on absorption coefficient brought from shape choice with cylindrical or cone-shaped cavity, square or hexagonal profile, from different closure as air or water, from different material properties and structure sizes, are analyzed based on the numerical calculations. Some general characteristics are summarized. It shows that lowest resonance frequency of sound absorbent coefficient is inversely proportional to volume of cavity and sound absorbent coefficient is proportional to perforated percentage.

2通过数值方法研究了吸声结构内腔为圆柱腔和圆锥腔、基材的剖面形状为正四边形和正六边形、不同背衬、基材材料特性、尺寸大小对整体吸声效果的影响，总结了这些情况下非旋转对称吸声结构的声学特性变化规律，得出腔体体积越大，吸声系数最低共振频率越低；穿孔率越大，吸声系数越大的结论。

Finally it analyzes the feasibility that using hydromechanics to analyze traffic flow by contrasting various characters between traffic flow and fluid flow. It analyzes influence of road alignment to basic expressway segment capacity by hydromechanics, and obtains viscous resistance and viscous movement differential equation when the vehicle drives on circular curve segment of expressway. And it infers that viscous resistance is correlated with sideway force coefficient, slope of crown and radius of circular curve. Radius of circular curve, sideway force coefficient and slope of crown are bigger, viscous resistance is smaller, the influence to capacity is smaller when the vehicle is running on nearside lane of circular curve; but radius of circular curve and sideway force coefficient are bigger, slope of crown is smaller, viscous resistance is smaller, the influence to capacity is smaller when the vehicle is running on fast lane of circular curve.

最后通过对比交通流与流体流的相似性，运用流体力学分析了道路线形对快速路基本路段通行能力的影响，求出了车辆在曲线路段的粘性阻力，建立了车辆在曲线路段的粘性运动微分方程，并由此推知，粘性阻力与横向力系数、路拱横坡度和圆曲线半径都有关系，当车辆在圆曲线外侧车道上行驶时，圆曲线半径、横向力系数和路拱横坡度越大，粘性阻力就越小，对道路的通行能力影响就越小；而当车辆在圆曲线内侧车道上行驶时，圆曲线半径和横向力系数越大，路拱横坡度越小，粘性阻力就越小，对道路的通行能力影响就越小。

The field of machinery industry of the friction coefficient of PTFE small, the static coefficient of friction lower than the dynamic friction coefficient, can be used for low-speed high-load areas, such as in construction, chemical, bridges and other structures to resolve cases arising from thermal expansion and vibration of the stretching problem.

机械工业领域聚四氟乙烯的的摩擦系数小，其静摩擦系数低于动摩擦系数，可用于低速高负荷领域，如在土建、化工、桥梁等结构件中可解决热膨胀和震动引起的伸缩问题。

The friction performances of carbon face were investigated with an inertia friction tester. The torque curve of carbon face was ideal, the coefficient of static friction was lower than that of dynamic in 0.28 MPa, the friction coefficient of static and dynamic decreased with the braking pressure increasing. To the fiber face, the coefficient of dynamic friction of carbon face was more stable in cycle braking process, the wear rate was lower, and it was efficient to protect the couple plate not to be worn.

结果表明：碳质层的摩擦力矩在制动初期上升较快，中间过渡区平稳，尾部翘起较小；在制动压力小于0.28 MPa时静摩擦系数小于动摩擦系数，且动、静摩擦系数均随制动压力增加而减小；相对纤维层而言，采用碳质层摩擦时摩擦力矩曲线形态更好，连续制动时摩擦系数波动较小，磨损率低且能够有效保护偶件，是1种静/动摩擦系数比较低且适用于高载荷工况条件下使用的摩擦材料。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。