post disturbance review
post-disturbance simulation
post allowance distribution
post post newtonian approximation
post-post-Newtonian approximation
distance between centres of lines；distance between centers of tracks；midway between tracks
distance offset distance
“first post the post” voting system
first post the post voting system
inner post [= propeller post]
zero distance connection
2-distance chromatic number
50 Hz industry disturbance
6-minute walking distance test
a long distance monitoring and controlling