LEVEL level

level loop pile floor covering

Liquid level loop

low level loop pile carpet

Endless Loop

endless loop cartridge

endless loop cartridge tape

endless magnetic tape loop

endless tape

Speed endless loop

loop tape recorder

magnetic tape loop storage

paper tape loop

tape loop storage

tape-loop storage

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