equilibrium box平衡箱equilibriumn.平衡；均衡；平静equilibrium about rolling axis滚动力矩平衡equilibrium silt concentration平衡含沙量equilibrium numerical aperture稳态数值孔径equilibrium martingale measure等价鞅测度equilibrium shifting direction移动方向equilibrium of nervous process神经过程的均衡性equilibrium and disequilibrium平衡与不平衡equilibrium conductivity tract平衡觉传导束equilibrium commuting behavior均衡通勤行为equilibrium stability constant平衡稳定性常数