long - mach
- lost motion play
- lost return stroke
- lost-wax casting
- lot
- lot acceptance sample
- lot input
- lot number
- lot production
- lot quality
- lot quantity
- lot release
- lot sample
- lot size
- lot tolerance percent defective
- lot-size-of-one flexibility
- lot-traced
- lot-traced items
- Lotka's law
- louver panel
- louvered
- louvered panel
- low alloy
- low axial space requirements
- low band
- low bolster
- low brass
- low definition
- low degree-of-freedom arm
- low earing steel
- low end speed
- low energy laser annealing
- low energy-density fusion welding process
- low hardenability
- low head
- low kW rated
- low lead
- low level
- low maintenance
- low pilot pressure
- low pilot signal pressure
