【化】 reduction ratio
compress; boil down; constrict; press; reduce; strangulate; condensation
【计】 compaction; compressing; compression; compresspor; pack
【化】 compression
【医】 compress; compression; squeeze
compare; compete; ratio; than
【医】 proportion; ratio
【经】 Benelux; benelux customs union; benelux economic union