那只是对于一个质点而言的。
这种情况下对质点所作的功是多少？
质点没有广度因此它的位置是一个点。
到目前为止，我们只关心质点的运动。
Up to now, we have been concerned only with the motion of particles.
碰撞并不往往使质点减速。
电子波是曲率波，波是实的，质点是虚的。
Electronic wave is curvature wave, with real wave, virtual proton.
素质点数的数量已改变！
质点在一个时窗内运动的两个分量的交会图。
A crossplot of two components of particle motion over a time window.
物体受力分析是研究质点动力学问题的关键。
他们的差异点虽多，但其间亦有极大的同质点。
Despite their many differences, there is a remarkable degree of homogeneity among them.
经典力学中有关质点系的运动定律已经表述得相当清楚。
The particle system movement rule has been stated clearly in the classical of force.
讨论了一维六质点系统在弹性内力作用下的质点—质点关联。
The Moderating Role of Relationship Quality on Service Recovery Performance;
同时，运用弹簧-质点模型，模拟了编织物受到拉力后变形的情况。
And use the mass-spring model to simulate the transmutation of fabric when be draw.
另一方面同质点概念的引入将为分析成语中隐喻语言现象带来莫大益处。
On the other hand, it will benefit the analysis of metaphors in Chinese idiom study.
本文根据质点传递反应的通用原理，对分步进行的多质点传递反应进行了讨论。
Step multi particle transfer reaction was discussed in this paper according to its common principle.
本文根据质点传递反应的通用原理，对分步进行的多质点传递反应进行了讨论。
Step multi particle transfer reaction was discussed in this paper according to its common principle.
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