本帖最后由 gubo_007 于 2011-8-5 11:40 编辑

T/T Travel time C/O Change over time
Q/T Queue time P/T Process time
C/T Cycle time C/Tt Cycle time (Touch)
L/T Lead time C/Te Cycle time (Oven, Equipment)

是否有高手可以针对每个时间做具体的解释(如何来统计),谢谢