forced oscillation [= forced vibration]
Forced-oil and forced-air cooling system
air cooler，forced draught
Air-forced Translating Powder Settings
air-forced translating powder system
aluminium-conductor-alloy-rein-forced
analyses of being forced
annexed or forced out of business
Application for Forced Auction of Ship
atomic forced microscopy
automatic control forced synchronization
Axial Flow Forced Draft Fan
backward forced-circulation