How long have you got?....Essentially it's a method for minimising errors in magnetic directional surveying based on measuring actual magnetic fields and disturbances at fixed observatories and interpolating the results to the area of interest.
IIFR
Definition
Interpolated in Field Referencing
IIFR means Interpolated In Field Referencing. How long have you got?....Essentially it's a method for minimising errors in magnetic directional surveying based on measuring actual magnetic fields and disturbances at…
✓ Verified term