lead - link
- line up
- line utilization
- line weighting
- line width scale factor
- line wing
- line wire
- line-at-a-time printer
- line-at-a-time scanning
- line-balancing
- line-by-line copying
- line-by-line electrophotocopier
- line-by-line scanning
- line-by-line working
- line-crossing technique
- line-dot-black pattern
- line-drive gasifier
- line-driver
- line-finder distributor
- line-focus tube
- line-frequency control signal
- line-haul transit
- line-in-use indicator
- line-link frame
- line-of-sight communication
- line-of-sight coverage
- line-of-sight interception
- line-of-sight jamming
- line-of-sight link
- line-of-sight path
- line-of-sight remote control
- line-of-sight transmission
- line-of-sight transmission system
- line-of-site communication range
- line-oriented approach
- line-out-of service
- line-printing
- line-reference
- line-selecting device
- line-shaft drive
- line-side cable