long-period wave - magnetic resonance log
- low in sulphur
- low intensify mineral
- low land
- low moor
- low moor peat
- low oil saturation
- low or mid range accuracy
- low orbit
- low paraffin
- low periodicity
- low permeability pillar
- low plunge
- low power
- low pressure reservoir
- low relief
- low resin
- low reversals
- low saturation
- low seam conveyer
- low side
- low silication mineral
- low stage
- low sulfide system
- low sulfur
- low tare-load ratio
- low temperature coke
- low tide terrace
- low type machine
- low vein
- low volatile coal
- low water
- low water datum
- low water elevation
- low water equinoctial springs
- low water full and change
- low water line
- low water mark
- low water neaps
- low water slack
- low water springs