时间-时间-时间交换网络
Time-Time-Time Switching Network TTT
计算机辅助机间操作系统
computer aided machine shop operation system
CAMOS
最佳操作时机
optimal trip-reclosure time
不确定操作时间
uncertain processing time
操作时间
operation time
hours on stream
operating time
running time
work able
operating system coupling
handling time
OT Operating Time
operate time
operation use time