它将来会让你想起质心等等。
特别地，我们学过质心的概念。
由质心的定义可知，它就是x的平均值。
If I look at the definition of the center of mass, it's the average value of x.
是新的质心被发现使用的平均水平。
找到之间的联网和数据的质心的距离。
Find the distance between centroids of the clusters and the data.
从而可实现较大的原子质心动量交换。
Thus large translation of atoms mass center motion is realized.
这是圆盘，我们刚讨论过,绕质心旋转。
So this is a disk, and we just discussed the rotation about the center of mass.
原点坐落在转轴上最靠近物体质心的一点。
The origin is located on the axis at the point closest to the center of mass.
目的：对弹体的质量、质心及质偏进行测量。
Aim: To measure mass, centroid and centroidal deviation of projectile body.
计算各组的新的质心现在，它的数据可能移动。
Calculate the new centroids of the clusters now that its data may have moved.
什么是经常混淆的是质心的能源，也是能源每核子或帕。
What is often confused is the center-of-mass energy and also the energy per nucleon or parton.
微粒的角动量，质心分离以及相对坐标系，有效能量图。
Angular momentum for particles, separation of center-of-mass and relative coordinates, effective energy diagram.
在已知的不同质心位置下求得相应的最小重量机翼外形。
Wing shapes with minimum weight corresponding to variant center-of-gravity positions were obtained.
随年龄的增大，质心位置越接近于发射超声的中心频率。
The SCP of backscattering signals approach the emissive center frequency with increase of ages.
首先给出了阈值选取对质心探测系统误差和随机误差的影响。
The influence of threshold selection on the centroid system errors and random errors is discussed.
质心：图片中一个目标的“质心”，精确到比像素更高一级。
Centroid: The "center of gravity" of the image of an object, defining the position of the object with subpixel precision.
测量用户感觉的质心位置的质心投掷速度——也就是控制器。
Measure throwing velocity from the center of mass of where the user feels the center of mass is — i. e. , the controller.
在雷达无源对抗中，箔条用来对雷达形成压制干扰和质心干扰。
In radar passive countermeasure, chaff is used to form the suppress jamming and center of mass jamming.
本文最后还研究了一种基于图像质心位置测量的目标跟踪方法。
At last one target tracking method on the basis of target centroid measurement is studied.
介绍了发动机质心测试系统的基本构成以及其软硬件的设计实现。
A design on the testing system of mass center of engines, including its software and hardware are described in detail.
采用基于灰度质心法的径向截面扫描法对图像边缘进行亚像素级检测；
Applying the radial section scanning method based on gray centroid, the image edges are tested with a sub-pixel precision.
当你拾起一个虚拟的物体，物体的质心和质心在手上的感觉有些分离。
When you pick up a virtual object, the center of mass of that object and the center of mass you feel in your hand have some real separation.
给出再入飞行的假设条件，建立飞行器再入质心动力学及运动学模型。
Several assumptions to entry flight were listed, and entry dynamics were established.
结果表明，采用“重量反应法”测定消防车质心位置是一种可行的有效方法。
It is concluded that the weight feedback method is a feasible and effective way to measure the barycenter of a fire vehicle.
并利用图像质心不变的假设，解决了线性相位引起的图像方位位置偏移问题。
More, based on the assumption that image cancroids is changeless, we resolve the image azimuth shift problem caused by linear phase errors.
作为另一个例子，地球和月亮的质心就是在一个绕太阳的近似的圆轨道上运行。
As another example the center of mass of the earth and moon moves in an approximately circular orbit around the sun.
多普勒质心估计是机载脉冲多普勒雷达dbs成像技术中最为关键的步骤之一。
Doppler centroid estimation is one of the most important steps in the DBS imaging of airborne pulse Doppler radars.
利用该仪器对运动环节质心与人体总质心之间存在的联动关系进行了实验验证。
The linkage relationship between mass center of moving segments and mass center of human body are validated by experiment.
质心法是星点质心亚像元定位的传统方法，然而，它存在系统误差和随机误差。
The centroid algorithm is the traditional method for subpixel location, but it is shown that exist a systematic error and a random one.
质心法是星点质心亚像元定位的传统方法，然而，它存在系统误差和随机误差。
The centroid algorithm is the traditional method for subpixel location, but it is shown that exist a systematic error and a random one.
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