一、概念解读一个物体能够做功,我们就说它具有能量,这就是说,无论物体是做功了还是没有做功,只要这个物体有做功的能力或本领,那么这个物体就具有能.动能、势能是机械能的两种表现形式. First, the concept of interpretation of an object can do work, we say that it has energy, that is, whether the object is doing work or did not do work, as long as the object has the ability or ability to do work, then the object has energy. Kinetic energy, potential energy is Two manifestations of mechanical energy.