master level item code

master level item

active master item

item master file

master level forecast code

master level print code

master scheduling

Application-level Scheduling

Application-level Scheduling AppLeS

data item level

high level scheduling

LEVEL level

Level Scheduling

low level scheduling

three-level scheduling model

4-level frequency modulation (4-level FM)

bi-level programming model with two lower level models

coupling mechanism between upper level and low level jet

coupling of high level jet and Low level jet