stability curve穩固性曲線stability layer穩固層stability limit穩固性極限stability line穩固性曲線stability of equilibrium平衡穩固性stability of motion運動穩固性stability of parallel flow平行寥定性stability of stratified flow分層寥定性stability of structures結構穩固性stability of vibration振動穩固性stability tensor穩固性張量stability theorem穩固性定理stability穩固性stabilization穩固化stabilized equilibrium穩固平衡stabilizer穩固器stabilizing annealing穩固退火stabilizing force穩固力stabilizing gyroscope穩固陀螺stableaxis穩固軸stable equilibrium position穩固平衡地位stable equilibrium穩固平衡stable motion穩固運動stable orbit穩固軌道stable state穩固狀態stable system穩固系stable wave穩固波stack draft煙囪透風stack gas煙道氣stack ercrane碼垛機stacker堆積輸送器stacking conveyor堆積輸送器stage discharge curve水位量曲線stage efficiency分級效率stage efficiency級效率