矩

As far as the seven kinds of interpolation approaches are concerned,the precision of ordinary Kriging method is the best one,and the error of statistical model is relatively high,of which the relative error reaches to 9.041%.

在7种插值算法中，采用指数模型模拟半异矩的普通Kriging法计算精度较高，统计模型的误差最大，其最大相对误差为9.041%。

Case analysis indicates that, the statistical moment method with multi-point estimate mathod is not only brief but also accurate, so it can be widely applied in projects.

实例分析表明，采用多点概率估计的统计矩法是一种简便而不失精度的可靠度计算和概率分析的方法，适合工程实际应用。

In direct torque con-trot, the changes of the stator resistance wilt have an impact on the system.

在直接转矩控制中，定子电阻的变化会对系统产生一定的影响。

The function of voltage vectors on the stator flux and torque is investigated.

并且具体分析了电压矢量对转矩和磁链的作用。

The vibration of steering wheel caused by unstable electric power steering system and extra input disturbance have direct influence on the steerability of an automobile.

计算机仿真结果证明，所设计的电动转向系统具有良好的稳定性、能够有效地抑制路面高频激励干扰和转矩传感器测量噪声对系统的影响

By using shape analysis,stereoscopy and moment of image,a number of eigenquantumwere extracted,such as radial diameter,tangential diameter,length and area of lumen,complexof cell,comers of edge and convex-concave properties.At the same time,the algorithm ofextraction and statistical analytic methods of pattern features were put forward.

利用形态分析、体视学及图像的矩来提取如早、晚材细胞的径向、弦向直径、管胞长度、面积、密质度及边缘的角、凹凸性等特征量，并提出了这些模式特征的提取算法和统计分析方法。

Leaves crowded near apex of the trunk, spirally arranged; stipes dark brown, with sharp spines; lamina large, oblong, tripinnate; pinnae 17-20 pairs, alternate, longest one to 60 cm long, the basal one reduced; rachis short-spiny; pinnules 18-20 pairs, sessile or nearly so, lanceolate, to 10 cm long and 2.5 cm wide, divided almost to the costa; segments more or less falcate, toothed.

叶螺旋状排列，聚生於茎端；叶柄棕色，具锐刺；叶片大，长矩圆形，三回羽状深裂；羽片17-20对，互生，最大的长达60厘米，基部一对缩短，羽轴有短刺；小羽片18-20对，无柄或近於无柄，披针形，长达10厘米，宽2.5厘米，深裂几达中脉；末回裂片多少镰状，有齿。

Leaves in opposite pairs, thin coriaceous, oblong, or phi needle-shaped, long 6-14 cm, the top length gradually sharp, pointed or slightly blunt wedge base, edges wavy or light wavy; petiole length 8-15 mm; stipule wide and triangular, was born in the Ministry of young vine at the top of drill-like long-tip , was born in the old vine, 3-6 mm long, the top regular convex tip.

叶对生，薄革质，矩圆形或披针形，长6—14厘米，顶端长渐尖，基部楔尖或略钝，边缘波状或浅波状；叶柄长8—15毫米；托叶宽三角形，生于幼枝上部的顶端钻状长尖，生于老枝上的长3—6毫米，顶端常凸尖。

Therefore, basic methodologies for stochastic seismic and filtering responses of nonlinear structure are studied, the approximate solution methodologies and their practical applications are investigated in the dissertation employing equivalent linearization and moment equations method based on FPK equations and Ito stochastic differential equations. The research works are mainly concerned with the following aspects:Firstly, the differential expression of bilinear hysteretic is studied and a new differential expression is developed, then they are demonstrated.

因此，本文基于FPK方程和伊藤随机微分方程，研究了滞后结构物的随机地震反应和随机滤波问题的基本方法，并利用等效线性化法和矩方程法，研究了非线性结构随机地震反应分析和随机滤波分析的近似解法及它们的工程应用。

In this dissertation, normal force and tipping torque are studied using Maxwell stress tensor, and their difference between SLIM of steel secondary and SLIM of composite secondary is discussed.

本文应用麦克斯韦张量法对垂直力和颠簸转矩进行了分析计算，比较了钢次级电机与复合次级电机中这两种电机特性的差异，分析了纵向边端效应对它们的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。