手臂运动持续时间
continuity of implementing arm exercise
时间-时间-时间交换网络
Time-Time-Time Switching Network TTT
强余震活动持续时间
Duration of strong aftershock activities
Duration of aftershock activity
有效振动持续时间
duration of effective vibration
表面示踪粒子运动时间
movement time of tracer-particle in free-surface
单程运动时间
one-way travel time
one step transition probability
强地面运动持时
duration of earthquake strong-motions