时间-时间-时间交换网络
Time-Time-Time Switching Network TTT
国际无线电工作时间表
international radio watch-keeping period
定时分配分时法
time sharing time-quantum method
编码器总工作时间
encoder overall operate time
乘务员连续工作时间
working duration of locomotive crew
持续工作时间
continuous working period
continuous working time
弹性工作时间
flexible working hours
working period flexibility
flexible work hours
FlexTime
底排工作时间
inconsistent working time
非工作时间的缩短
shortenning of nonmachining time