point mass信息详情
点质量；质点质量
mass───n.块，团；群众，民众；大量，众多；质量；vt.使集合；adj.群众的，民众的；大规模的，集中的；vi.聚集起来，聚集
point───vt.指向；弄尖；加标点于；n.(Point)人名；(法)普安；vi.表明；指向；n.要点；得分；标点；[机]尖端
unwashed mass───未清洗的物质
medan mass───棉兰弥撒
crapulous mass───糟糕的质量
muscle mass───肌肉质量
decane mass───癸烷质量
mass murderer───n.大肆杀戮者；屠杀案凶手
mass noun───n.物质名词
that is only for a point mass.───那只是对于一个质点而言的。
push that object that would be really where the equivalent point mass would lie.───物体一个推力，就等价于推力作用在重心的情况。
of mass of a system is defined as follows: I have here some kind of an object not just a point mass, but it has a finite size.───系统的重心,是这样定义的：,我有一个物体,不是有棱角的物体，但它大小有限。
The center of mass of a system is defined as follows: I have here some kind of an object not just a point mass, but it has a finite size.───系统的重心，是这样定义的：，我有一个物体，不是有棱角的物体，但它大小有限。
Newton's law of motion as applied to the point mass is the well-known vector equation: F=ma.───牛顿运动定律应用于质点时就得到这样一个著名的向量方程式：
Case in point: Mass Effect 2, which came out in January and sold more than 2 million units in its first week of release.───准确例子：质量效应2，一月份发布，发行第一周销量超200万套。
The compliant surface (the springboard) is modeled by a rigid bar with a rotational spring on the hinged end and point mass on the tip.───弹性表面（跳板）由板端为等效质点，另一端为转动式弹簧之刚体所模拟。
Now, that is only for a point mass.───那只是对于一个质点而言的。
Establishment of the Combined Point Mass Model Considering Spectrum Characteristic───顾及频谱特性组合点质量模型的建立