矢量计算

We extend the same formalism to treat the radiative decays of the heavy vector mesons.

在此基础上，我们把这方法推广，计算了含重味夸克的矢量介子的辐射衰变宽度。

A new digital rights management of video was proposed. It modified the motion vector of macro block for mobile device.

提出了一种新的视频数字版权管理方案，它能针对手持移动设备的计算特点而修改宏块中的运动矢量参数。

Based on probability theory, a method for describing and calculating the collision probability between rendezvous and docking vehicle and debris is presented, and the method involves quantitatively analyzing the collision probability using quasi maximum instantaneous collision probability and total collision probability. The method calculating the indexes is developed, and the input required to perform a calculation includes the respective state vectors, position error covariance matrices and physical sizes of objects involved.(3) Two methods to analyze relative trajectory safety between chaser and target are developed, which are 3-sigma ellipsoid based methodology and collision probability based methodology.

1分析了交会对接各阶段面临的主要轨迹安全威胁，阐述了被动和主动安全策略、目标器的交会对接控制区域等保证交会安全的措施；(2)基于概率思想发展了线性和非线性运动情况下飞行器与空间碎片的碰撞判断方法，提出采用总碰撞概率和拟最大瞬时碰撞概率来综合描述飞行器与空间碎片的碰撞危险程度，推导了通过飞行器和空间碎片各自的状态矢量、位置误差协方差矩阵以及形状尺寸来计算碰撞概率的公式；(3)提出了两种分析追踪器和目标器之间相对轨迹安全的新方法：基于3σ椭球的轨迹安全分析方法和基于碰撞概率的轨迹安全分析方法。

Main work of this text:First, in view of the use widespread some type parameter cage control valve, use the three-dimensional modeling software to establishment valve interior flow field model, through CFD preprocessor production computation grid, using CFD software to separate solve, may obtain the regulating valve interior flow field the visible graph, like pressure and velocity vectors chart, contour map and so on.

本文主要工作：一、针对使用广泛的某一类型参数的套筒型调节阀，应用三维建模软件建立阀门内部流场模型，通过CFD前处理器生成计算网格，应用CFD软件进行离散求解，可以得到调节阀内部流场的可视化图形，如压力、速度等矢量图，等值线图等。

The PBR and PD of propeller shaft frequency with different sound pressures and acoustic vector signals were calculated under various noise backgrounds and different SNR.

不同输入信噪比的常规声压与声矢量信号非整数维谱的轴频PBR及PD进行了详细计算。

Certainly, vectors for calculated positions, velocities and accelerations should also be declared twice.

当然，对于计算的位置，速度和加速度矢量也应申报两次。

After research on vector control of AC induction motor, this paper presents the method of calculation on flux linkage .

通过对交流电机矢量控制系统的研究，介绍了转子磁链位置的计算方法。

Based on the modeling theory of the equivalent probability density error model(marked as "Tepdem") and the numerical algorithm,this paper provides an approach on how to ascertain a point location with the highest coordinates precision between both of the adjacent characteristic points on a generic curve accurately by use of the theory of function extremum as well as the iterative algorithm,and it also provides the method on how to obtain the least width of "Tepdem" exactly,from which,the explanation of geom...

基于等概率密度误差模型建模原理和数值算法，运用函数极值理论和迭代方法来求解平面一般曲线上两相邻特征点间位置精度最高的点，以精确确定误差模型的最小带宽，从理论上给出等概率密度误差模型的几何特征，从而进一步完善矢量GIS的位置不确定性理论。通过实例计算与可视化分析，验证了理论推导的正确性。

That's complementary, of course, to the problems that require vector supercomputing, and we'll have a mix of those two techniques there.

那是补充的，当然，对需要矢量高速计算的问题，和我们将会在那里有那二技术的一个混合物。

From vectorised object classification layers of two landscape scale, the green space information is extracted, the shape and landscape parameter of urban green space are calculated and analysed.

从两个景观尺度的分类目标层中矢量化提取出绿地信息，计算分析城市绿地斑块形状与景观参数。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。