mass centre

基本解释

Mass Centre can display the important characteristics of social and economic spatial structure. The movement of the centre shows the change of the structure in a dynamic way.
重心可标识出区域经济空间结构的重要特征，重心随时间的迁移动态反映了该结构演变的趋势，可用于预报和各指标间的关联分析。
The research results showed that the method of feedback control can enhance the yaw rate and side-slip angle of mass centre, therefore lateral stability of vehicle is further improved.
说明采用该控制方法可以很好的控制汽车的横摆角速度和质心侧偏角，提高汽车的侧向稳定性。
The results show that the motion of atomic mass centre leads to the periodic evolution of the dynamics of the field phase and this period depends on the field mode structure parameter.
结果表明：原子质心运动导致场相位动力学的周期性演化，场模结构参数决定其周期的大小。

In its first 32 years (after which Congress curbed mass immigration), 16m immigrants passed through the centre.
ECONOMIST: Developing New York