青年中文point mass的意思
point mass中文翻譯：
點質量；質點質量
mass───n.塊，團；群眾，民眾；大量，眾多；質量；vt.使集合；adj.群眾的，民眾的；大規模的，集中的；vi.聚集起來，聚集
point───vt.指向；弄尖；加標點于；n.(Point)人名；(法)普安；vi.表明；指向；n.要點；得分；標點；[機]尖端
unwashed mass───未清洗的物質
medan mass───棉蘭彌撒
crapulous mass───糟糕的質量
muscle mass───肌肉質量
decane mass───癸烷質量
mass murderer───n.大肆殺戮者；屠殺案兇手
mass noun───n.物質名詞
that is only for a point mass.───那只是對于一個質點而言的。
push that object that would be really where the equivalent point mass would lie.───物體一個推力，就等價于推力作用在重心的情況。
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.───系統的重心,是這樣定義的：,我有一個物體,不是有棱角的物體，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.───系統的重心，是這樣定義的：，我有一個物體，不是有棱角的物體，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.───牛頓運動定律應用于質點時就得到這樣一個著名的向量方程式：
Case in point: Mass Effect 2, which came out in January and sold more than 2 million units in its first week of release.───準確例子：質量效應2，一月份發布，發行第一周銷量超200萬套。
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.───彈性表面（跳板）由板端為等效質點，另一端為轉動式彈簧之剛體所模擬。
Now, that is only for a point mass.───那只是對于一個質點而言的。
Establishment of the Combined Point Mass Model Considering Spectrum Characteristic───顧及頻譜特性組合點質量模型的建立