Motion may be defined as a continuous change of a body in position with respect to some other body or bodies at rest. 运动可定义为一个物体相对于另一个或几个静止物体在位置上的连续变化。
The composition and stable constant were measured by equimolar continuous change method and the molar ratio method. 用等摩尔法和连续变化法测定了缔合物的组成和稳定常数。
