acceleration leg加速段accelerationn.加速；促进；加速度acceleration of development加快发展acceleration vector polygon加速度矢量多边形acceleration adaptive model加速度自适应模型acceleration error constant加速度误差常数acceleration control method加速度控制acceleration characteristic加速运动特性,加速性能acceleration figure of merit加速性能因数acceleration of moving space牵连加速度acceleration of falling body落体加速度Acceleration slip regulation驱动防滑控制系统