时间-时间-时间交换网络
Time-Time-Time Switching Network TTT
平均修复间隔时间
bile vesicle
mean time between repairs
MTBR
折返出发间隔时间
turn-back departure interval
层间间隔时间
time interval of two-layer roller compact
time interval between layers
地震复发间隔
earthquake recurrence interval
recurrence interval
Earthquake reccurrence
earthquake recurrence intervals
平均复发间隔
average recurrence intervals
无复发时间
Progression-free interval