Suppose A itself is the unit vector in the y direction B Then A dot B is what?
假设A是y方向上的,单位矢量,则是z方向上的单位矢量。,and,B,is,the,unit,vector,in,the,z,direction。,那A点B是多少呢?
The velocity in the y direction started off plus 133, -133 but now it is minus 133.
在y轴方向的速度,从+133开始,而现在是。
Since there is no acceleration in the y direction, the normal force must be also mg cosine theta.
既然在y方向上,没有加速度,法向力也等于mgcosθ
When cooling, the residual tensile stress in the Y direction in the middle of blade increased.
冷却时在叶片的中部y方向残余拉应力有较大增加。
There is no acceleration in the y direction, only in x direction when it starts moving, and that's why we split it.
在y方向上没有加速度,只有在x方向上移动时才有,这就是分解它的原因。
But if manipulator 2 does not change, or it moves in a -y direction (up), the image is made smaller or rotated.
但是如果操控器2不更改,或者它沿-Y方向(向上)移动,则该图像缩小或旋转。
Such as DC motor with a combination of sensors, X direction and Y direction, such as a combination of linear motor.
例如直流电动机与传感器的组合,X方向与Y方向直线电动机的组合等。
The amount of the drift in X direction, Y direction and in spatial angle can be obtained through geometrical optics.
另外,利用几何光学方法得到了激光光束在X方向、Y方向以及空间立体角上的漂移大小。分析了引起光束漂移的原因。
Each drive circuit is connected to two lines or one line among three rows of light emitting elements formed in the Y direction.
各驱动电路与在y方向上形成的三行发光元件行中的两行或一行连接。
So if we visit those points, for instance here, then there is, mg of course, gravity, mg, if there is an object there in the y direction...
如果观察这些点,比如这个,那么那个,当然是等于重力,如果那里有个物体,在y方向。
the position of the highest point P we first ask ourselves the question from equation number four: 0 when is the velocity in the y direction zero?
为了找到最高点P的所在,我们首先得,解答我们刚才提出的问题:,究竟何时y方向上的速度减为?
OK, so, if I have a point, at any point, I can slice the graph of my function by two planes, one that's going along the x, one along the y direction.
如果我有一个点,任意一点,我可以用2个平面把函数图像切开,一个是沿x方向,一个沿y方向。
Now what I want to find,actually, V is what are these two vectors, let's call them U and V, that correspond to moving a bit in the x direction or in the y direction?
现在我实际上想知道的是,这两个向量是什么,我们称它们为,U和,两者对应的是x方向和y方向一点位移?
Radial (x direction and Z direction) vibration acceleration components are sensitive to the rotational speed, while axial (Y direction) vibration acceleration component is insensitive.
径向(X向和Z向)振动加速度分量对转速敏感,而轴向(Y向)振动加速度分量则不敏感。
So the consequence of my choosing this the direction in which y increases...
因此我的选择的结果,这个方向是y增长的方向。
Labels like Web 3.0, business driven architecture, and user centricity where empowerment of the end-user is a great subtle shift in this direction - or as Yahoo puts it - it's about y! Ou.
这些标签,诸如web3.0、业务驱动架构和给最终用户授权的用户中心(user Centricity),就是这个方向上的一个极为隐蔽的转变,又或象yahoo给它贴上的:y ! ou。
Transform.postScale(float sx, float sy, float sz): Scales the 3D object in the x, y, and z direction.
postScale(floatsx, floatsy, floatsz):在x、y、z方向伸缩3D对象。
x Well, we know how to compute partial w over partial x y or partial w over partial y, which measure how w changes if I move in the direction of the x axis or in the direction of the y axis.
我们知道如何计算∂w/∂,或者∂w/∂,这衡量了我在x轴,或者y轴方向上移动时,w的变化。
In terms of forces and acceleration, I can write (now just in the y-direction).
关于力和加速度,我们可以写出以下公式(现在我们只要看纵轴方向就可以了)。
x but you better believe that there is one y So only when we deal with the y equations - does this acceleration come in-- not at all when we deal with the x direction.
方向上如果没有加速度,There,is,no,acceleration,in,the,x,direction,但是你最好相信,方向是有加速度的。,in,the,y,direction。,所以当我们处理y的方程时,需要考虑到加速度-,与处理x方向完全不同。
The x axis is positive in the right direction, while the y axis is positive in the downward direction (again, this is in contrast to its traditional upward direction).
x轴在右边为正值,但是y 轴在下方为正值(这与传统的上方为正值相反)。
This kind of control equipment for the control of the two computers can move in the direction of Zang Y roacl or galvanometer scanning laser beam.
这种控制设备用两台计算机控制的可以在臧Y方向移动的镜子或检流计扫描激光光束。
Then the direction of fracture zone can be determined by making both X, Y-component detection in data acquisition and coordinate revolution in data processing.
如果野外作了X、Y分量观测,室内又作了坐标旋转处理,那么,就可以进一步确定裂缝带的方向。
Hence the N-Y ecotope and its surrounding areas should be considered to be the main direction of coalfield prediction and exploration in the region.
因此,N -Y生态区及其周缘地带应为该区煤田预测与勘探的主要方向。
So find out the point whose stress is the maximal and Y is the direction of primary vibration.
确定了膜片的主振方向和受应力最大的点,为正交试验优化提供了计算依据。
Y-coordinate direction, abscissa intermediate region.
纵坐标的正方向,横坐标的中间区域。
DQ-0772 Bonunion Huixin Coat Hat Rack Y-shaped body design, appearance patent and one structure patent for utility model, connected by necking pipe which makes top hook direction adjustable.
DQ-0772宝优妮惠心衣帽架Y型主体设计,拥有外观专利与实用新型专利结构设计,缩口管连接,让顶部挂衣钩方向可以自由调节;
Momentum balance equations were established for both x-direction and y-direction, by which bubble growth rate and departure diameter can be calculated.
进而获得了沸腾气泡的生长速率与脱离直径的计算方法。
There were two kinds of members need to be measured, including pipes in which axial stress was predominant and steel brackets in which the strains in X-direction and Y-direction were considered.
在该结构中,需要测量应变的构件有以轴向应变为主的网架杆件和需要测量X、Y方向应变的钢牛腿结构。对后一种结构,提出了一种表面双向粘贴光纤光栅传感器的方法,并分析了相应的应变传感模型。
There were two kinds of members need to be measured, including pipes in which axial stress was predominant and steel brackets in which the strains in X-direction and Y-direction were considered.
在该结构中,需要测量应变的构件有以轴向应变为主的网架杆件和需要测量X、Y方向应变的钢牛腿结构。对后一种结构,提出了一种表面双向粘贴光纤光栅传感器的方法,并分析了相应的应变传感模型。
应用推荐