【机】 air purge
air; airspace; atmosphere
【化】 air
【医】 aer-; aero-; air; physo-
eliminate; clean out; cleanup; clear away; purge; rid; weed out
【计】 C; cleaning; clear; CLR; decontramination; erasing; RST; suppressing
unset
【化】 cleanout
【医】 cleaning; clear; clearance; pellate; scavenging