Contact us
Choose a category below so we can get back to you as quickly as possible.
在經典力學中,動量表示為物體的質量和速度的乘積,是與物體的質量和速度相關的物理量,指的是這個物體在它運動方向上保持運動的趨勢.動量也是向量,它的方向與速度的方向相同.
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.