EULER distance transformation

membrane polar distance transformation

raster distance transformation

zero distance connection

3D distance image

3D distance transform

6-minute walking distance test

a long distance monitoring and controlling

abeam distance

Absolute distance

Absolute Distance Measurement

absolute surplus distance

absorb distance

abstract distance

abstract distance space

abstract of zenith distance

accelerate-stop distance

accelerate-stop distance (ASD)

accelerate-stop distance available (ASDA)