OK, so that's the velocity vector.
好，这就是速度矢量。
And so, that's called the velocity vector.
因此我们叫它速度矢量。
The velocity vector shows a clockwise vortex rotation.
速度矢量表现出顺时针涡旋转动。
Executive priorities establish your strategic velocity vector.
执行优先级建立了您的策略速度向量。
The speed is not changing, but the velocity vector is changing.
速率保持不变，但速度矢量会发生变化。
So, the velocity vector is going to be always tangent to the curve.
速度向量总是与曲线相切的。
And the other side is going to be given by my velocity vector F.
另一边将由速度向量f给出。
And, that's the plane that contains the origin, the point, and the velocity vector.
并且这个平面包含了原点和动点，以及速度矢量。
So, the velocity vector is the derivative of a position vector with respect to time.
速度向量，是位置向量关于时间的导数。
The metal flow rule of extrusion forming is expounded by velocity vector chart.
并利用速度矢量图阐述了挤压成形时金属的流动规律。
The extremity curve of the velocity vector at the contact point was also drawn up.
绘制了两齿面接触点处相对速度的速端曲线图。
The interface of core-annulus flow may be determined with the particle velocity vector fields.
采用速度矢量场的方法可以确定出环核结构分界。
The flow separation phenomena can be clearly observed from the computed velocity vector field.
从依据计算结果画出的全流场速度向量图能清楚地观察到流动的分离现象。
Speed is the magnitude of the velocity vector and the speed, therefore, always has a positive value.
速率是速度矢量的大小,因此速率一般，都是正值。
Well, at point P, the velocity vector QP is perpendicular to the line QP, 1 so the sine of that angle is one.
点P，速度向量,垂直于直线，所以该角的正弦值为。
Well, the first observation is that the velocity vector what can I say about the velocity vector of this motion?
首先，第一个观察到的就是速度向量,关于这个运动中的速度向量，我可以说点什么呢？
So, maybe if I actually stated directly that way, see, I'm just saying the velocity vector has a length and a direction.
也许我们可以这样理解，看，我说过速度矢量有模长和方向。
The velocity vector is introduced into the model describing target motion, which depicts the target moving more precisely.
将速度矢量引入到目标运动模型，从而能更好地描述机动目标。
This acceleration that is necessary to make the change in the velocity vector is always pointing towards the center of the circle.
要促使速度矢量，产生如此的变化，所需的加速度，总是指向圆心。
So, even if the speed is constant, that means, even if a length of the velocity vector stays the same, the velocity vector can still rotate.
因此即使速率不变，也就是说速度矢量的的大小不变，但它的方向可以做旋转。
The velocity vector distribution, pressure distribution and contours of volume fraction of air were predicted for an axisymmetric case.
计算了二维轴对称气穴流场的速度、压力及气体体积比分布。
So, the definition will take effect. The acceleration is as a vector, and the acceleration vector is just the derivative of a velocity vector.
有必要对加速度给出一个严格的定义，加速度,作为一个矢量,是速度的一阶导数。
So, if you just look at the position vector, and the velocity vector for any motion at any given time, then together, they determine some plane.
如果你看一下任何时刻运动时的，位置矢量和速度矢量，它们决定了某个平面。
You could say the position vector at another time, or at any time, but in fact, what's also true is that the velocity vector is in the plane.
你可以说，位置矢量在另一个时间或在任何时间，无论如何，位置矢量始终在这个平面上。
In one hand, the manipulator positioning is achieved by decomposing the track velocity vector in joint space with minimal least square method.
一方面，采用腕部速度矢量在操作臂关节空间极小最小二乘分解的方法规划操作臂关节速度。
Instantaneous center of rotation-velocity vector method is the integration of instantaneous center of rotation analysis and velocity vector method.
将瞬心分析与速度矢量法相结合的瞬心—速度矢量法较转化机构法更为清晰、明了、直观。
The method of obtaining it by using the velocity vector and location information is put forward, which is compared with the method of track extrapolation.
提出了利用速度向量及位置信息求取照射角的方法，并与航迹外延法求照射角作比较，提出了基于照射角的雷达调度策略。
Objective to study the velocity, strain and strain rate of the carotid arterial wall motion using velocity vector imaging (VVI) in cerebral infarction patients.
目的应用速度向量成像(VVI)技术初步探讨脑梗死患者颈总动脉管壁短轴方向运动速度、应变及应变率的特点。
r So, let's remember that the amount by which we moved, t delta r, is approximately equal to v times delta t, OK, and just using the definition of a velocity vector.
所以记住移动的量△,约等于v*△,这是用速度矢量的定义。
r So, let's remember that the amount by which we moved, t delta r, is approximately equal to v times delta t, OK, and just using the definition of a velocity vector.
所以记住移动的量△,约等于v*△,这是用速度矢量的定义。
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