采用Qt.ode.opengl下构建的一个虚拟的物理实验室。场景和现实场景基本类似。可以通过鼠标选中并拖动物体。并有一个现在完成的实验关于动量守恒的-Constructed using Qt.ode.opengl under a virtual physics laboratory. Basically similar to the scene and the real scene. Selected by the mouse and drag the object. And has now c